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List of interface bit rates
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==Bandwidths== The figures below are grouped by network or bus type, then sorted within each group from lowest to highest bandwidth; gray shading indicates a lack of known implementations. As stated above, all quoted bandwidths are for each direction. Therefore, for [[duplex (telecommunications)|duplex]] interfaces (capable of simultaneous transmission both ways), the stated values are [[simplex communication|simplex]] (one way) speeds, rather than total upstream+downstream. ===Radio clock=== Time signal station to [[radio clock]] {|class="wikitable sortable" |- ! Technology ! colspan=2 | Max. rate ! Year |- | [[IRIG timecode|IRIG and related]] | align=right | {{nowrap|1 bit/s}} | ~0.125 {{nowrap|characters/s}}<ref>{{citation |url=https://www.nist.gov/pml/div688/grp40/upload/NIST-Enhanced-WWVB-Broadcast-Format-sept-2012-Radio-Station-staff.pdf |title=Enhanced WWVB Broadcast Format |author=John Lowe |date=September 2012}}</ref><ref>{{citation |url=http://tf.nist.gov/timefreq/general/pdf/2422.pdf |archive-url=https://web.archive.org/web/20161221175459/http://tf.nist.gov/timefreq/general/pdf/2422.pdf |archive-date=2016-12-21 |title=WWVB Radio Controlled Clocks: Recommended Practices for Manufacturers and Consumers (2009 Edition)}}</ref> | 1960{{cn|date=November 2024|reason=date from [[IRIG timecode]] but no source is given there}} |} ===[[Teletypewriter]] (TTY) or [[telecommunications device for the deaf]] (TDD)=== {|class="wikitable sortable" |- ! Technology !! colspan=2 | Max. rate !! Year |- | TTY (V.18) ||align=right| {{val|45.4545|u=bit/s}} || 6 {{nowrap|characters/s}}<!-- --><ref>TTY uses a [[Baudot code]], not [[ASCII]]. This uses 5 bits per character instead of 8, plus one start and approx. 1.5 stop bits (7.5 total bits per character sent).</ref><!-- --> || 1994<ref>{{Cite web|url=https://www.itu.int/ITU-T/recommendations/rec.aspx?rec=2727|title = ITU-T Recommendation database}}</ref> |- | TTY (V.18) ||align=right| {{val|50|u=bit/s}} || 6.6 {{nowrap|characters/s}} || 1994 |- | NTSC [[EIA-608|Line 21]] Closed Captioning ||align=right| {{val|1|u=kbit/s}} || ~100 {{nowrap|characters/s}} || 1976<ref>{{cite web |title=A Brief History of Captioned Television |website=www.ncicap.org|url=http://www.ncicap.org/caphist.asp |url-status=dead |archive-url=https://web.archive.org/web/20110719060406/http://www.ncicap.org/caphist.asp |archive-date=19 July 2011}}</ref> |} ===Modems (narrowband and broadband)=== ====[[Narrowband]] ([[plain old telephone service|POTS]]: 4 kHz channel)==== {|class="wikitable sortable" |- ! Technology !! Rate !! Rate {{abbr|ex.|excluding}} overhead !! Year |- |align=left | [[Morse code]] (skilled operator) |align=right| '''{{val|0.021|u=kbit/s}}'''{{efn|name=morse_bps|1=Morse can transport 26 alphabetic, 10 numeric and one interword gap plaintext symbols. Transmitting 37 different symbols requires 5.21 [[bit]]s of information (2<sup>5.21</sup> = 37). A skilled operator encoding the benchmark "PARIS" plus an interword gap (equal to 31.26 bits) at 40 wpm is operating at an equivalence of {{nowrap|20.84 bit/s}}.}} |align=right| {{val|4|ul=characters per second}} (cps) ({{val|p=~|ul=wpm|40}}){{efn|name=morse_wpm|1=WPM, or words per minute, is the number of times the word "PARIS" is transferred per minute. Strictly speaking the code is quinary, accounting inter-element, inter-letter, and inter-word gaps, yielding 50 binary elements (bits) per one word. Counting characters, including inter-word gaps, gives six characters per word or 240 characters per minute, and finally four characters per second.}} |align=left| 1844 |- |align=left |Normal human speech |align=right| '''{{val|0.039|u=kbit/s}}'''<ref>{{Cite web |title=Human Speech May Have a Universal Transmission Rate: 39 Bits Per Second |url=https://www.science.org/content/article/human-speech-may-have-universal-transmission-rate-39-bits-second |access-date=2022-06-24 |date=2019-09-04 |website=science.org |language=en}}</ref> | | prehistoric |- |align=left | [[Teleprinter]] (50 baud) |align=right| '''{{val|0.05|u=kbit/s}}''' |align=right| 404 operations per minute |align=left| 1940x |- |align=left | Modem 110 [[baud]] ([[Bell 101]]) |align=right| '''{{val|0.11|u=kbit/s}}''' |align=right| {{val|0.010|u=kB/s}} (~10 cps){{efn|name=modem|1=All modems are wrongly assumed to be in serial operation with 1 start bit, 8 data bits, no parity, and 1 stop bit (2 stop bits for 110-baud modems). Therefore, currently modems are wrongly calculated with transmission of 10 bits per 8-bit byte (11 bits for 110-baud modems). Although the serial port is nearly always used to connect a modem and has equivalent data rates, the protocols, modulations and error correction differ completely.}} |align=left | 1959 |- |align=left | Modem 300 (300 baud; [[Bell 103]] or [[ITU-T V.21|V.21]]) |align=right| '''{{val|0.3|u=kbit/s}}''' |align=right| {{val|0.03|u=kB/s}} (~30 cps){{efn|name=modem}} |align=left | 1962<ref name="daxal">{{citation|url=http://www.surfthe.us/reference/modem-timeline.html |title=Modem Types and Timeline |date=2003-12-16 |access-date=2009-04-16 |publisher=Daxal Communications |url-status=dead |archive-url=https://web.archive.org/web/20081008074601/http://www.surfthe.us/reference/modem-timeline.html |archive-date=2008-10-08}}</ref> |- |align=left | Modem 1200/75 (600 baud; [[ITU-T V.23|V.23]]) |align=right| '''{{val|1.2|/|0.075|u=kbit/s}}''' |align=right| {{val|0.12|/|0.0075|u=kB/s}} (~120 cps){{efn|name=modem}} |align=left | 1964(?)<ref name="ITU_VSeries" /><!--Originally adopted 1964/Geneva according to standard document itself, not clear if 1200 was later addition to an original 600 standard or dates to 1964 --> |- |align=left | Modem 1200 (600 baud; Vadic VA3400, [[Bell 212A]], or [[ITU-T V.22|V.22]]) |align=right| '''{{val|1.2|u=kbit/s}}''' |align=right| {{val|0.12|u=kB/s}} (~120 cps){{efn|name=modem}} |align=left | 1976 |- |align=left | Modem 1200 (Bell 202C, 202D) |align=right| '''{{val|1.2|u=kbit/s}}''' |align=right| {{val|0.15|u=kB/s}} (~150 cps) |align=left | 1976 |- |align=left | Modem 2000 (Bell 201A) |align=right| '''{{val|2|u=kbit/s}}''' |align=right| {{val|0.25|u=kB/s}} (~250 cps) |align=left | 1962 |- |align=left | Modem 2400 (Bell 201B) |align=right| '''{{val|2.4|u=kbit/s}}''' |align=right| {{val|0.3|u=kB/s}} (~300 cps) |align=left | ? |- |align=left | Modem 2400 (600 baud; [[V.22bis]]) |align=right| '''{{val|2.4|u=kbit/s}}''' |align=right| {{val|0.3|u=kB/s}}{{efn|name=modem}} |align=left | 1984<ref name="ITU_VSeries" /><!--Originally adopted in 1984/Malaga-Torremolinos according to standard document itself --> |- |align=left | Modem 4800/75 (1600 baud; [[V.27ter]]) |align=right| '''{{val|4.8|/|0.075|u=kbit/s}}''' |align=right| {{val|0.6|/|0.0075|u=kB/s}}{{efn|name=modem}} |align=left | 1976<ref name="ITU_VSeries" /><!--Originally adopted 1976/Geneva according to standard document itself --> |- |align=left | Modem 4800 (1600 baud, Bell 208A, 208B) |align=right| '''{{val|4.8|u=kbit/s}}''' |align=right| {{val|0.6|u=kB/s}} |align=left | ? |- |align=left | Modem 9600 (2400 baud; [[ITU-T V.32|V.32]]) |align=right| '''{{val|9.6|u=kbit/s}}''' |align=right| {{val|1.2|u=kB/s}}{{efn|name=modem}} |align=left | 1984<ref name="ITU_VSeries" /> <!--Originally adopted in 1984/Malaga-Torremolinos according to standard document itself --> |- |align=left | Modem 14.4 (2400 baud; [[V.32bis]]) |align=right| '''{{val|14.4|u=kbit/s}}''' |align=right| {{val|1.8|u=kB/s}}{{efn|name=modem}} |align=left | 1991<ref name="daxal" /> |- |align=left | Modem 28.8 (3200 baud; [[ITU-T V.34|V.34]]-1994) |align=right| '''{{val|28.8|u=kbit/s}}''' |align=right| {{val|3.6|u=kB/s}}{{efn|name=modem}} |align=left | 1994 |- |align=left | Modem 33.6 (3429 baud; [[ITU-T V.34|V.34]]-1996/98) |align=right| '''{{val|33.6|u=kbit/s}}''' |align=right| {{val|4.2|u=kB/s}}{{efn|name=modem}} |align=left | 1996<ref name="ITU_VSeries">{{cite web |title=ITU-T Recommendations: V Series: Data communication over the telephone network |url=https://www.itu.int/rec/T-REC-V/en |publisher=ITU}}</ref> |- |align=left | Modem 56k (8000/3429 baud; [[ITU-T V.90|V.90]]) |align=right| '''{{val|56.0|/|33.6|u=kbit/s}}'''{{efn|name="56k"|1=[[56K modem]]s: V.90 and V.92 have just 5% overhead for the protocol signalling. The maximum capacity can only be achieved when the upstream (service provider) end of the connection is digital, i.e. a DS0 channel.}} |align=right| {{val|7|/|4.2|u=kB/s}} |align=left | 1998 |- |align=left | Modem 56k (8000/8000 baud; [[V.92]]) |align=right| '''{{val|56.0|/|48.0|u=kbit/s}}'''{{efn|name="56k"}} |align=right| {{val|7|/|6|u=kB/s}} |align=left | 2001 |- |align=left | Modem data compression (variable; [[V.92]]/[[ITU-T V.44|V.44]]) |align=right| '''{{val|56.0|–|320.0|u=kbit/s}}'''{{efn|name="56k"}} |align=right| {{val|7|–|40|u=kB/s}} |align=left | 2000<ref name="ITU_VSeries" /> |- |align=left | ISP-side text/image compression (variable) |align=right| '''{{val|56.0|–|1000.0|u=kbit/s}}''' |align=right| {{val|7|–|125|u=kB/s}} |align=left | 1998<ref name="ITU_VSeries" /><!--By inference from V.56 date--> |- |align=left | [[ISDN]] [[Basic Rate Interface]] (single/dual channel) |align=right| '''{{val|64|/|128|u=kbit/s}}'''{{efn|name=isdn|1=Effective aggregate bandwidth for an ISDN installation is typically higher than the rates shown for a single channel due to the use of multiple channels. A [[basic rate interface]] (BRI) provides two "B" channels and one "D" channel. Each B channel provides {{nowrap|64 kbit/s}} bandwidth and the "D" channel carries signaling (call setup) information. B channels can be bonded to provide a {{nowrap|128 kbit/s}} data rate. Primary rate interfaces (PRI) vary depending on whether the region uses E1 (Europe, world) or T1 (North America) bearers. In E1 regions, the PRI carries 30 B-channels and one D-channel; in T1 regions the PRI carries 23 B-channels and one D-channel. The D-channel has different bandwidth on the two interfaces.}} |align=right| {{val|8|/|16|u=kB/s}} |align=left | 1986<ref name="massey-1">{{citation|url=https://www.telephonetribute.com/timeline.html |title=Timeline of Telecommunications |first=David |last=Massey |date=2006-07-04 |access-date=2009-04-16 |work=Telephone Tribute}}</ref> |- |align=left | [[ISDN digital subscriber line|IDSL]] (dual ISDN + {{nowrap|16 kbit/s}} data channels) |align=right| '''{{val|144|u=kbit/s}}''' |align=right| {{val|18|u=kB/s}} |align=left | 2000<ref>[http://www.adam.com.au/about_history.php Adam.com.au]</ref> |} ====[[Broadband]] (hundreds of kHz to GHz wide)==== {|class="wikitable sortable" |- ! Technology !! Rate !! Rate {{abbr|ex.|excluding}} overhead !! Year |- | | [[ADSL]] (G.lite) |align=right| '''{{val|1536|/|512|u=kbit/s}}''' |align=right| {{val|192|/|64|u=kB/s}} | | 1998 |- | | [[HDSL]] ITU {{nowrap|G.991.1}} a.k.a. [[Digital Signal 1|DS1]] |align=right| '''{{val|1544|u=kbit/s}}''' |align=right| {{val|193|u=kB/s}} | | 1998<ref>{{cite web |title=Recommendation G.991.1 (10/98) |url=https://www.itu.int/rec/T-REC-G.991.1-199810-I/en |publisher=ITU}}</ref> |- | | [[MSDSL]] |align=right| '''{{val|2000|u=kbit/s}}''' |align=right| {{val|250|u=kB/s}} | | ? |- | | [[Symmetric Digital Subscriber Line|SDSL]] |align=right| '''{{val|2320|u=kbit/s}}''' |align=right| {{val|290|u=kB/s}} | | ? |- | | [[SHDSL]] ITU {{nowrap|G.991.2}} |align=right| '''{{val|5690|u=kbit/s}}''' |align=right| {{val|711|u=kB/s}} | | 2001 |- | | [[G.992.1|ADSL (G.dmt)]] ITU {{nowrap|G.992.1}} |align=right| '''{{val|8192|/|1024|u=kbit/s}}''' |align=right| {{val|1024|/|128|u=kB/s}} | | 1999 |- | | [[ADSL2]] ITU {{nowrap|G.992.3/4}} |align=right| '''{{val|12288|/|1440|u=kbit/s}}''' |align=right| {{val|1536|/|180|u=kB/s}} | | 2002 |- | | [[ADSL2+]] ITU {{nowrap|G.992.5}} |align=right| '''{{val|24576|/|3584|u=kbit/s}}''' |align=right| {{val|3072|/|448|u=kB/s}} | | 2003 |- | | [[DOCSIS]] 1.0<ref name="DOCSIS_10">[http://www.cablemodem.com/specifications/specifications10.html DOCSIS 1.0] {{webarchive|url=https://web.archive.org/web/20060613164936/http://www.cablemodem.com/specifications/specifications10.html |date=2006-06-13}} includes technology which first became available around 1995–1996, and has since become very widely deployed. [http://www.cablemodem.com/specifications/specifications11.html DOCSIS 1.1] {{webarchive|url=https://web.archive.org/web/20060613164706/http://www.cablemodem.com/specifications/specifications11.html |date=2006-06-13}} introduces some security improvements and [[quality of service]] (QoS).</ref> ([[cable modem]]) |align=right| '''{{val|38|/|9|u=Mbit/s}}''' |align=right| {{val|4.75|/|1.125|u=MB/s}} | | 1997 |- | | [[DOCSIS]] 2.0<ref name="DOCSIS_20">[http://www.cablemodem.com/specifications/specifications20.html DOCSIS 2.0] {{webarchive|url=https://web.archive.org/web/20090904062229/http://www.cablemodem.com/specifications/specifications20.html |date=2009-09-04}} specifications provide increased upstream throughput for symmetric services.</ref> (cable modem) |align=right| '''{{val|38|/|27|u=Mbit/s}}''' |align=right| {{val|4.75|/|3.375|u=MB/s}} | | 2002 |- | | [[VDSL]] ITU {{nowrap|G.993.1}} |align=right| '''{{val|52|u=Mbit/s}}''' |align=right| {{val|7|u=MB/s}} | | 2001 |- | | [[VDSL2]] ITU {{nowrap|G.993.2}} |align=right| '''{{val|100|u=Mbit/s}}''' |align=right| {{val|12.5|u=MB/s}} | | 2006 |- | | [[Uni-DSL]] |align=right| '''{{val|200|u=Mbit/s}}''' |align=right| {{val|25|u=MB/s}} | | 2006 |- | | [[VDSL2]] ITU {{nowrap|G.993.2}} Amendment 1 (11/15) |align=right| '''{{val|300|u=Mbit/s}}''' |align=right| {{val|37.5|u=MB/s}} | | 2015 |- | | [[BPON]] ([[G.983]]) (fiber optic service) |align=right| '''{{val|622|/|155|u=Mbit/s}}''' |align=right| {{val|77.7|/|19.3|u=MB/s}} | | 2005<ref>{{cite web |title=G.983.2 |url=https://www.itu.int/rec/T-REC-G.983.2/en |publisher=ITU}}</ref> |- | | [[Ethernet passive optical network|EPON]] ([[802.3ah]]) (fiber optic service) |align=right| '''{{val|1000|/|1000|u=Mbit/s}}''' |align=right| {{val|125|/|125|u=MB/s}} | | 2008 |- | | [[DOCSIS]] 3.0<ref name="DOCSIS_30">[http://www.cablemodem.com/primer/ DOCSIS 3.0] {{webarchive|url=https://web.archive.org/web/20060619181104/http://www.cablemodem.com/primer/ |date=2006-06-19}} includes support for [[channel bonding]] and [[IPv6]].</ref> (cable modem) |align=right| '''{{val|1216|/|216|u=Mbit/s}}''' |align=right| {{val|152|/|27|u=MB/s}} | | 2006 |- | | [[G.fast]] ITU {{nowrap|G.9701}} |align=right| '''{{val|2000|u=Mbit/s}}''' |align=right| {{val|250|u=MB/s}} | | 2019 |- | | [[GPON]] ([[G.984]]) (fiber optic service) |align=right| '''{{val|2488|/|1244|u=Mbit/s}}''' |align=right| {{val|311|/|155.5|u=MB/s}} | | 2008<ref>{{cite web |title=G.984.4 : Gigabit-capable passive optical networks (G-PON) |url=https://www.itu.int/rec/T-REC-G.984.4/en |publisher=ITU}}</ref> |- | | [[DOCSIS]] 3.1<ref name="DOCSIS_31">[http://www.geek.com/news/docsis-3-1-could-let-cable-companies-compete-with-google-fiber-1575770/ DOCSIS 3.1] {{Webarchive|url=https://web.archive.org/web/20150313171838/http://www.geek.com/news/docsis-3-1-could-let-cable-companies-compete-with-google-fiber-1575770/ |date=2015-03-13}} is currently in development by the Cablelabs Consortium</ref> (cable modem) |align=right| '''{{val|10|/|2|u=Gbit/s}}''' |align=right| {{val|1.25|/|0.25|u=GB/s}} | | 2013 |- | | [[10G-PON]] ([[G.987]]) (fiber optic service) |align=right| '''{{val|10|/|2.5|u=Gbit/s}}''' |align=right| {{val|1.25|/|0.3125|u=GB/s}} | | 2012<ref>{{cite web |title=G.987 : 10-Gigabit-capable passive optical network (XG-PON) systems |url=https://www.itu.int/rec/T-REC-G.987/en |publisher=ITU}}</ref> |- | | [[DOCSIS]] 4.0 (cable modem) |align=right| '''{{val|10|/|6|u=Gbit/s}}''' |align=right| {{val|1.25|/|0.75|u=GB/s}} | | 2017 |- | | [[XGS-PON]] (G.9807.1) (fiber optic service) |align=right| '''{{val|10|/|10|u=Gbit/s}}''' |align=right| {{val|1.25|/|1.25|u=GB/s}} | | 2016 |- | | [[NG-PON2]] ([[G.989]]) (fiber optic service) |align=right| '''{{val|40|/|10|u=Gbit/s}}''' |align=right| {{val|5|/|1.25|u=GB/s}} | | 2015<ref>{{cite web |title=G.989 : 40-Gigabit-capable passive optical networks (NG-PON2) |url=https://www.itu.int/rec/T-REC-G.989/en |publisher=ITU}}</ref> |} ===Mobile telephone interfaces=== {|class="wikitable sortable" |- ! Technology ! colspan=2 | Download rate ! colspan=2 | Upload rate ! Year |- | [[GSM]] [[Circuit Switched Data|CSD]] ([[2G]]) | align=right | '''{{val|14.4|u=kbit/s}}'''{{efn|Most operators only support up to {{nowrap|9600 bit/s}}}} | align=right | {{val|1.8|u=kB/s}} | align=right | {{val|14.4|u=kbit/s}} | align=right | {{val|1.8|u=kB/s}} | align=right | |- | [[HSCSD]] | align=right | '''{{val|57.6|u=kbit/s}}''' | align=right | {{val|7.2|u=kB/s}} | align=right | {{val|14.4|u=kbit/s}} | align=right | {{val|1.8|u=kB/s}} | align=right | |- | [[General Packet Radio Service|GPRS (2.5G)]] | align=right | '''{{val|57.6|u=kbit/s}}''' | align=right | {{val|7.2|u=kB/s}} | align=right | {{val|28.8|u=kbit/s}} | align=right | {{val|3.6|u=kB/s}} | align=right | |- | [[WiDEN]] | align=right | '''{{val|100|u=kbit/s}}''' | align=right | {{val|12.5|u=kB/s}} | align=right | {{val|100|u=kbit/s}} | align=right | {{val|12.5|u=kB/s}} | align=right | |- | [[CDMA2000|CDMA2000 1×RTT]] | align=right | '''{{val|153|u=kbit/s}}''' | align=right | {{val|18|u=kB/s}} | align=right | {{val|153|u=kbit/s}} | align=right | {{val|18|u=kB/s}} | align=right | |- | [[Enhanced Data Rates for GSM Evolution|EDGE (2.75G)]] (type 1 MS) | align=right | '''{{val|236.8|u=kbit/s}}''' | align=right | {{val|29.6|u=kB/s}} | align=right | {{val|236.8|u=kbit/s}} | align=right | {{val|29.6|u=kB/s}} | align=right | 2002 |- | [[UMTS]] [[3G]] | align=right | '''{{val|384|u=kbit/s}}''' | align=right | {{val|48|u=kB/s}} | align=right | {{val|384|u=kbit/s}} | align=right | {{val|48|u=kB/s}} | align=right | |- | [[EDGE (telecommunication)|EDGE]] (type 2 MS) | align=right | '''{{val|473.6|u=kbit/s}}''' | align=right | {{val|59.2|u=kB/s}} | align=right | {{val|473.6|u=kbit/s}} | align=right | {{val|59.2|u=kB/s}} | align=right | |- | [[EDGE Evolution]] (type 1 MS) | align=right | '''{{val|1184|u=kbit/s}}''' | align=right | {{val|148|u=kB/s}} | align=right | {{val|474|u=kbit/s}} | align=right | {{val|59|u=kB/s}} | align=right | |- | [[EDGE Evolution]] (type 2 MS) | align=right | '''{{val|1894|u=kbit/s}}''' | align=right | {{val|237|u=kB/s}} | align=right | {{val|947|u=kbit/s}} | align=right | {{val|118|u=kB/s}} | align=right | |- | [[Evolution-Data Optimized|1×EV-DO rev. 0]] | align=right | '''{{val|2457|u=kbit/s}}''' | align=right | {{val|307.2|u=kB/s}} | align=right | {{val|153|u=kbit/s}} | align=right | {{val|19|u=kB/s}} | align=right | |- | [[EV-DO Rev. A|1×EV-DO rev. A]] | align=right | '''{{val|3.1|u=Mbit/s}}''' | align=right | {{val|397|u=kB/s}} | align=right | {{val|1.8|u=Mbit/s}} | align=right | {{val|230|u=kB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 1]] | align=right | '''{{val|10|u=Mbit/s}}''' | align=right | {{val|1250|u=kB/s}} | align=right | {{val|5.2|u=Mbit/s}} | align=right | {{val|650|u=kB/s}} | align=right | |- | [[EV-DO Rev. B|1×EV-DO rev. B]] | align=right | '''{{val|14.7|u=Mbit/s}}''' | align=right | {{val|1837|u=kB/s}} | align=right | {{val|5.4|u=Mbit/s}} | align=right | {{val|675|u=kB/s}} | align=right | |- | [[High Speed Packet Access|HSPA (3.5G)]] | align=right | '''{{val|13.98|u=Mbit/s}}''' | align=right | {{val|1706|u=kB/s}} | align=right | {{val|5.760|u=Mbit/s}} | align=right | {{val|720|u=kB/s}} | align=right | |- | [[Evolution-Data Optimized|4×EV-DO Enhancements]] (2×2 MIMO) | align=right | '''{{val|34.4|u=Mbit/s}}''' | align=right | {{val|4.3|u=MB/s}} | align=right | {{val|12.4|u=Mbit/s}} | align=right | {{val|1.55|u=MB/s}} | align=right | |- | [[HSPA+]] (2×2 MIMO) | align=right | '''{{val|42|u=Mbit/s}}''' | align=right | {{val|5.25|u=MB/s}} | align=right | {{val|11.5|u=Mbit/s}} | align=right | {{val|1.437|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 2]] | align=right | '''{{val|50|u=Mbit/s}}''' | align=right | {{val|6.25|u=MB/s}} | align=right | {{val|25|u=Mbit/s}} | align=right | {{val|3.375|u=MB/s}} | align=right | |- | [[EV-DO Rev. B|15×EV-DO rev. B]] | align=right | '''{{val|73.5|u=Mbit/s}}''' | align=right | {{val|9.2|u=MB/s}} | align=right | {{val|27|u=Mbit/s}} | align=right | {{val|3.375|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 3]] | align=right | '''{{val|100|u=Mbit/s}}''' | align=right | {{val|12.5|u=MB/s}} | align=right | {{val|50|u=Mbit/s}} | align=right | {{val|6.25|u=MB/s}} | align=right | |- | [[Ultra Mobile Broadband|UMB]] (2×2 MIMO) | align=right | '''{{val|140|u=Mbit/s}}''' | align=right | {{val|17.5|u=MB/s}} | align=right | {{val|34|u=Mbit/s}} | align=right | {{val|4.250|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 4]] | align=right | '''{{val|150|u=Mbit/s}}''' | align=right | {{val|18.75|u=MB/s}} | align=right | {{val|50|u=Mbit/s}} | align=right | {{val|6.25|u=MB/s}} | align=right | |- | [[3GPP Long Term Evolution|LTE]] (2×2 MIMO) | align=right | '''{{val|173|u=Mbit/s}}''' | align=right | {{val|21.625|u=MB/s}} | align=right | {{val|58|u=Mbit/s}} | align=right | {{val|7.25|u=MB/s}} | align=right | 2004 |- | [[Ultra Mobile Broadband|UMB]] (4×4 MIMO) | align=right | '''{{val|280|u=Mbit/s}}''' | align=right | {{val|35|u=MB/s}} | align=right | {{val|68|u=Mbit/s}} | align=right | {{val|8.5|u=MB/s}} | align=right | |- | [[Evolution-Data Optimized|EV-DO rev. C]] | align=right | '''{{val|280|u=Mbit/s}}''' | align=right | {{val|35|u=MB/s}} | align=right | {{val|75|u=Mbit/s}} | align=right | {{val|9|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 5]] | align=right | '''{{val|300|u=Mbit/s}}''' | align=right | {{val|37.5|u=MB/s}} | align=right | {{val|50|u=Mbit/s}} | align=right | {{val|6.25|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 6]] | align=right | '''{{val|300|u=Mbit/s}}''' | align=right | {{val|37.5|u=MB/s}} | align=right | {{val|75|u=Mbit/s}} | align=right | {{val|9.375|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 7]] | align=right | '''{{val|300|u=Mbit/s}}''' | align=right | {{val|37.5|u=MB/s}} | align=right | {{val|100|u=Mbit/s}} | align=right | {{val|12.5|u=MB/s}} | align=right | |- | [[3GPP Long Term Evolution|LTE]] (4×4 MIMO) | align=right | '''{{val|326|u=Mbit/s}}''' | align=right | {{val|40.750|u=MB/s}} | align=right | {{val|86|u=Mbit/s}} | align=right | {{val|10.750|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 13]] | align=right | '''{{val|390|u=Mbit/s}}''' | align=right | {{val|48.75|u=MB/s}} | align=right | {{val|150|u=Mbit/s}} | align=right | {{val|18.75|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 9]] | align=right | '''{{val|450|u=Mbit/s}}''' | align=right | {{val|56.25|u=MB/s}} | align=right | {{val|50|u=Mbit/s}} | align=right | {{val|6.25|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 10]] | align=right | '''{{val|450|u=Mbit/s}}''' | align=right | {{val|56.25|u=MB/s}} | align=right | {{val|100|u=Mbit/s}} | align=right | {{val|12.5|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 11]] | align=right | '''{{val|600|u=Mbit/s}}''' | align=right | {{val|75|u=MB/s}} | align=right | {{val|50|u=Mbit/s}} | align=right | {{val|6.25|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 12]] | align=right | '''{{val|600|u=Mbit/s}}''' | align=right | {{val|75|u=MB/s}} | align=right | {{val|100|u=Mbit/s}} | align=right | {{val|12.5|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 16]] | align=right | '''{{val|1000|u=Mbit/s}}''' | align=right | {{val|125|u=MB/s}} | align=right | {{val|50|u=Mbit/s}} | align=right | {{val|6.25|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 18]] | align=right | '''{{val|1200|u=Mbit/s}}''' | align=right | {{val|150|u=MB/s}} | align=right | {{val|150|u=Mbit/s}} | align=right | {{val|18.75|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 21]] | align=right | '''{{val|1400|u=Mbit/s}}''' | align=right | {{val|175|u=MB/s}} | align=right | {{val|300|u=Mbit/s}} | align=right | {{val|37.5|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 20]] | align=right | '''{{val|2000|u=Mbit/s}}''' | align=right | {{val|250|u=MB/s}} | align=right | {{val|300|u=Mbit/s}} | align=right | {{val|37.5|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 8]] | align=right | '''{{val|3|u=Gbit/s}}''' | align=right | {{val|375|u=MB/s}} | align=right | {{val|1.5|u=Gbit/s}} | align=right | {{val|187|u=MB/s}} | align=right | |- | [[Long Term Evolution|LTE Cat 14]] | align=right | '''{{val|3.9|u=Gbit/s}}''' | align=right | {{val|487|u=MB/s}} | align=right | {{val|1.5|u=Gbit/s}} | align=right | {{val|187|u=MB/s}} | align=right | |- | [[5G NR]] | align=right | ? | align=right | ? | align=right | ? | align=right | ? | align=right | ? |} ===[[Wide area network]]s=== {|class="wikitable sortable" |- ! Technology !! colspan=2 | Rate !! Year |- | [[56k line]] || align=right | '''{{val|56|u=kbit/s}}''' || align=right | {{val|7|u=KB/s}} || 1990 |- | [[DS0]] || align=right | '''{{val|64|u=kbit/s}}''' || align=right | {{val|8|u=KB/s}} || |- | style="vertical-align:baseline;"|[[ITU G.992.2|G.lite (a.k.a. ADSL Lite)]] || align=right | '''{{val|1.536|/|0.512|u=Mbit/s}}''' || align=right | {{val|0.192|/|0.064|u=MB/s}} || |- | DS1 / [[T-carrier|T1]] (and ISDN [[Primary Rate Interface]]) || align=right | '''{{val|1.544|u=Mbit/s}}''' || align=right | {{val|0.192|u=MB/s}} || 1990 |- | [[E-carrier|E1]] (and ISDN Primary Rate Interface) || align=right | '''{{val|2.048|u=Mbit/s}}''' || align=right | {{val|0.256|u=MB/s}} || |- | [[G.SHDSL]] || align=right | '''{{val|2.304|u=Mbit/s}}''' || align=right | {{val|0.288|u=MB/s}} || |- | [[Symmetric digital subscriber line|SDSL]]{{efn|SDSL is available in various speeds.}} || align="right" | '''{{val|2.32|u=Mbit/s}}''' || align="right" | {{val|0.29|u=MB/s}} || |- | [[VDSL#VDSL2|LR-VDSL2]] (4 to 5 km [long-]range) (symmetry optional) || align=right | '''{{val|4|u=Mbit/s}}''' || align=right | {{val|0.512|u=MB/s}} || |- | [[T-carrier|T2]] || align=right | '''{{val|6.312|u=Mbit/s}}''' || align=right | {{val|0.789|u=MB/s}} || |- | style="vertical-align:baseline;" | [[ADSL]]{{efn|ADSL connections will vary in throughput from {{nowrap|64 kbit/s}} to several Mbit/s depending on configuration. Most are commonly below {{nowrap|2 Mbit/s}}. Some ADSL and SDSL connections have a higher [[digital bandwidth]] than T1 but their rate is not guaranteed, and will drop when the system gets overloaded, whereas the T1 type connections are usually guaranteed and have no contention ratios.}} || align=right | '''{{val|8.0|/|1.024|u=Mbit/s}}''' || align=right | {{val|1.0|/|0.128|u=MB/s}} || |- | [[E-carrier|E2]] || align=right | '''{{val|8.448|u=Mbit/s}}''' || align=right | {{val|1.056|u=MB/s}} || |- | style="vertical-align:baseline;" | [[ADSL2]] || align=right | '''{{val|12|/|3.5|u=Mbit/s}}''' || align=right | {{val|1.5|/|0.448|u=MB/s}} || |- | style="vertical-align:baseline;" | [[Satellite Internet]]{{efn|Satellite internet may have a high bandwidth but also has a high latency due to the distance between the modem, satellite and hub. One-way satellite connections exist where all the downstream traffic is handled by satellite and the upstream traffic by land-based connections such as 56K modems and ISDN.}} || align=right | '''{{val|16|/|1|u=Mbit/s}}''' || align=right | {{val|2.0|/|0.128|u=MB/s}} || |- | style="vertical-align:baseline;" | [[ADSL2+]] || align=right | '''{{val|24|/|3.5|u=Mbit/s}}''' || align=right | {{val|3.0|/|0.448|u=MB/s}} || |- | [[E-carrier|E3]] || align=right | '''{{val|34.368|u=Mbit/s}}''' || align=right | {{val|4.296|u=MB/s}} || |- | style="vertical-align:baseline;" | [[DOCSIS]] 1.0 ([[cable modem]])<ref name="DOCSIS_10" /> || align=right | '''{{val|38|/|9|u=Mbit/s}}''' || align=right | {{val|4.75|/|1.125|u=MB/s}} || 1997 |- | style="vertical-align:baseline;" | [[DOCSIS]] 2.0 (cable modem)<ref name="DOCSIS_20" /> || align=right | '''{{val|38|/|27|u=Mbit/s}}''' || align=right | {{val|4.75|/|3.38|u=MB/s}} || 2002 |- | [[Digital Signal 3|DS3]] / [[T-carrier|T3]] ('45 Meg') || align=right | '''{{val|44.736|u=Mbit/s}}''' || align=right | {{val|5.5925|u=MB/s}} || |- | [[Synchronous optical network|STS-1 / OC-1 / STM-0]] || align=right | '''{{val|51.84|u=Mbit/s}}''' || align=right | {{val|6.48|u=MB/s}} || |- | [[VDSL#VDSL2|VDSL]] (symmetry optional) || align=right | '''{{val|100|u=Mbit/s}}''' || align=right | {{val|12.5|u=MB/s}} || |- | [[OC-3]] / [[STM-1]] || align=right | '''{{val|155.52|u=Mbit/s}}''' || align=right | {{val|19.44|u=MB/s}} || |- | [[VDSL2]] (symmetry optional) || align=right | '''{{val|250|u=Mbit/s}}''' || align=right | {{val|31.25|u=MB/s}} || |- | [[T-carrier|T4]] || align=right | '''{{val|274.176|u=Mbit/s}}''' || align=right | {{val|34.272|u=MB/s}} || |- | [[T-carrier|T5]] || align=right | '''{{val|400.352|u=Mbit/s}}''' || align=right | {{val|50.044|u=MB/s}} || |- | OC-9 || align=right | '''{{val|466.56|u=Mbit/s}}''' || align=right | {{val|58.32|u=MB/s}} || |- | [[OC-12]] / [[STM-4]] || align=right | '''{{val|622.08|u=Mbit/s}}''' || align=right | {{val|77.76|u=MB/s}} || |- | OC-18 || align=right | '''{{val|933.12|u=Mbit/s}}''' || align=right | {{val|116.64|u=MB/s}} || |- | [[DOCSIS]] 3.0 (cable modem)<ref name="DOCSIS_30" /> || align=right | '''{{val|1216|/|216|u=Mbit/s}}''' || align=right | {{val|152|/|27|u=MB/s}} || 2006 |- | [[OC-24]] || align=right | '''{{val|1.244|u=Gbit/s}}''' || align=right | {{val|155.5|u=MB/s}} || |- | OC-36 || align=right | '''{{val|1.900|u=Gbit/s}}''' || align=right | {{val|237.5|u=MB/s}} || |- | [[OC-48]] / [[STM-16]] || align=right | '''{{val|2.488|u=Gbit/s}}''' || align=right | {{val|311.04|u=MB/s}} || |- | [[OC-96]] || align=right | '''{{val|4.976|u=Gbit/s}}''' || align=right | {{val|622.08|u=MB/s}} || |- | [[OC-192]] / [[STM-64]] || align=right | '''{{val|9.953|u=Gbit/s}}''' || align=right | {{val|1.244125|u=GB/s}} || |- | [[10 Gigabit Ethernet]] WAN PHY || align=right | '''{{val|9.953|u=Gbit/s}}''' || align=right | {{val|1.244125|u=GB/s}} || |- | [[DOCSIS]] 3.1 (cable modem) || align=right | '''{{val|10|/|2|u=Gbit/s}}''' || align=right | {{val|1.25|/|0.25|u=GB/s}} || 2013 |- | [[DOCSIS]] 4.0 (cable modem) || align=right | '''{{val|10|/|6|u=Gbit/s}}''' || align=right | {{val|1.25|/|0.75|u=GB/s}} || 2017 |- | [[OC-256]] || align=right | '''{{val|13.271|u=Gbit/s}}''' || align=right | {{val|1.659|u=GB/s}} || |- | [[OC-768]] / STM-256 || align=right | '''{{val|39.813|u=Gbit/s}}''' || align=right | {{val|4.976|u=GB/s}} || |- | [[OC-1536]] / STM-512 || align=right | '''{{val|79.626|u=Gbit/s}}''' || align=right | {{val|9.953|u=GB/s}} || |- | [[OC-3072]] / STM-1024 || align=right | '''{{val|159.252|u=Gbit/s}}''' || align=right | {{val|19.907|u=GB/s}} || |} ===[[Local area network]]s=== {|class="wikitable sortable" |- ! Technology !! colspan=2 | Rate !! Year |- | [[LocalTalk]] || align=right | '''{{val|230|u=kbit/s}}''' || align=right | {{val|28.8|u=kB/s}} || 1988 |- | [[Econet]] || align=right | '''{{val|800|u=kbit/s}}''' || align=right | {{val|100|u=kB/s}} || 1981 |- | [[Corvus Systems|Omninet]] || align=right | '''{{val|1|u=Mbit/s}}''' || align=right | {{val|125|u=kB/s}} || 1980 |- | [[IBM PC Network]] || align=right | '''{{val|2|u=Mbit/s}}''' || align=right | {{val|250|u=kB/s}} || 1985 |- | [[ARCNET]] (Standard) || align=right | '''{{val|2.5|u=Mbit/s}}''' || align=right | {{val|312.5|u=kB/s}} || 1977 |- | [[Chaosnet]] (Original) || align=right | '''{{val|4|u=Mbit/s}}''' || align=right | {{val|3.0|u=Mbit/s}} || 1971 |- | [[Token Ring]] (Original) || align=right | '''{{val|4|u=Mbit/s}}''' || align=right | {{val|500|u=kB/s}} || 1985 |- | [[Ethernet]] (10BASE-X) || align=right | '''{{val|10|u=Mbit/s}}''' || align=right | {{val|1.25|u=MB/s}}<!--((1/((7+1+6+6+2+4+12+1500)*8*(100*10**-9)))*1500)/2**20--> || 1980 (1985 IEEE Standard) |- | [[Token Ring]] (Later) || align=right | '''{{val|16|u=Mbit/s}}''' || align=right | {{val|2|u=MB/s}} || 1989 |- | [[ARCNET|ARCnet Plus]] || align=right | '''{{val|20|u=Mbit/s}}''' || align=right | {{val|2.5|u=MB/s}} || 1992 |- | [[ARCNET|TCNS]] || align=right | '''{{val|100|u=Mbit/s}}''' || align=right | {{val|12.5|u=MB/s}} || 1993? |- | [[100VG]] || align=right | '''{{val|100|u=Mbit/s}}''' || align=right | {{val|12.5|u=MB/s}} || 1995 |- | [[Token Ring]] IEEE 802.5t || align=right | '''{{val|100|u=Mbit/s}}''' || align=right | {{val|12.5|u=MB/s}} || |- | [[Fast Ethernet]] (100BASE-X) || align=right | '''{{val|100|u=Mbit/s}}''' || align=right | {{val|12.5|u=MB/s}}<!--((1/((7+1+6+6+2+4+12+1500)*8*(10*10**-9)))*1500)/2**20--> || 1995 |- | [[FDDI]] || align=right | '''{{val|100|u=Mbit/s}}''' || align=right | {{val|12.5|u=MB/s}} || |- | [[Multimedia over Coax Alliance|MoCA]] 1.0<ref name="MoCA">[https://mocalliance.org/news/pr_102207_PQoS_and_175_Mbp.php "MoCA 1.1 improves throughput"] over coaxial cable to 175 Mbits/s versus the 100 Mbits/s provided by the MoCA 1.0 specification.</ref> || align=right | '''{{val|100|u=Mbit/s}}''' || align=right | {{val|12.5|u=MB/s}} || |- | [[Multimedia over Coax Alliance|MoCA]] 1.1<ref name="MoCA" /> || align=right | '''{{val|175|u=Mbit/s}}''' || align=right | {{val|21.875|u=MB/s}} || |- | [[HomePlug AV]] || align=right | '''{{val|200|u=Mbit/s}}''' || align=right | {{val|25|u=MB/s}} || 2005 |- | [[FireWire]] (IEEE 1394) 400{{efn|FireWire natively supports TCP/IP, and is often used at an alternative to Ethernet when connecting 2 nodes.<ref> [http://www.tweaktown.com/articles/309/3 Tweaktown.com]</ref>}}{{efn|Data rate comparison between FW and Giganet shows that FW's lower overhead has nearly the same throughput as Giganet.<ref>[http://www.unibrain.com/Products/DriverAPI/FireNET.htm Unibrain.com] {{webarchive|url=https://web.archive.org/web/20080207110653/http://www.unibrain.com/products/driverapi/firenet.htm |date=2008-02-07}}</ref>}} || align=right | '''{{val|400|u=Mbit/s}}''' || align=right | {{val|50|u=MB/s}} || 1995 |- | MoCa 2.0 || align=right | '''{{val|500|u=Mbit/s}}''' || | || 2016 |- | [[HIPPI]] || align=right | '''{{val|800|u=Mbit/s}}''' || align=right | {{val|100|u=MB/s}} || |- | [[IEEE 1901]] || align=right | '''{{val|1000|u=Mbit/s}}''' || align=right | {{val|125|u=MB/s}} || 2010 |- | [[Token Ring]] IEEE 802.5v || align=right | '''{{val|1|u=Gbit/s}}''' || align=right | {{val|125|u=MB/s}} || 2001 |- | [[Gigabit Ethernet]] (1000BASE-X) || align=right | '''{{val|1|u=Gbit/s}}''' || align=right | {{val|125|u=MB/s}}<!--((1/((7+1+6+6+2+4+12+1500)*8*(10*10**-9)))*1500)/2**20--> || 1998 |- | Stanford DASH/[[NUMAlink]] 1 || align=right | '''{{val|1.920|u=Gbit/s}}''' || align=right | {{val|240|u=MB/s}} || ~1990 |- | [[Myrinet|Myrinet 2000]] || align=right | '''{{val|2|u=Gbit/s}}''' || align=right | {{val|250|u=MB/s}} || |- | [[InfiniBand]] SDR 1×<ref name="infiniband" /> || align=right | '''{{val|2|u=Gbit/s}}''' || align=right | {{val|250|u=MB/s}} || 2001, 2003 |- | [[Reflective memory]] or [https://web.archive.org/web/20150924021207/http://www.geautomation.com/products/reflective-memory RFM2] (1.25 μs latency) || align=right | '''{{val|2|u=Gbit/s}}''' || align=right | {{val|250|u=MB/s}} || 2017 |- | [[RapidIO]] Gen1 1× || align=right | '''{{val|2.5|u=Gbit/s}}''' || align=right | {{val|312.5|u=MB/s}} || 2000 |- | [[2.5 Gigabit Ethernet]] (2.5GBASE-T) || align=right | '''{{val|2.5|u=Gbit/s}}''' || align=right | {{val|312.5|u=MB/s}} || 2016 |- | [[QsNet|Quadrics QsNet<sup>I</sup>]] || align=right | '''{{val|3.6|u=Gbit/s}}''' || align=right | {{val|450|u=MB/s}} || |- | [[InfiniBand]] DDR 1×<ref name="infiniband" /> || align=right | '''{{val|4|u=Gbit/s}}''' || align=right | {{val|500|u=MB/s}} || 2005 |- | [[RapidIO]] Gen2 1× || align=right | '''{{val|5|u=Gbit/s}}''' || align=right | {{val|625|u=MB/s}} || 2008 |- | [[5 Gigabit Ethernet]] (5GBASE-T) || align=right | '''{{val|5|u=Gbit/s}}''' || align=right | {{val|625|u=MB/s}} || 2016 |- | [[InfiniBand]] QDR 1×<ref name="infiniband" /> || align=right | '''{{val|8|u=Gbit/s}}''' || align=right | {{val|1|u=GB/s}} || 2007 |- | [[InfiniBand]] SDR 4×<ref name="infiniband" /> || align=right | '''{{val|8|u=Gbit/s}}''' || align=right | {{val|1|u=GB/s}} || 2001, 2003 |- | [[QsNet II|Quadrics QsNet<sup>II</sup>]] || align=right | '''{{val|8|u=Gbit/s}}''' || align=right | {{val|1|u=GB/s}} || |- | [[RapidIO]] Gen1 4x || align=right | '''{{val|10|u=Gbit/s}}''' || align=right | {{val|1.25|u=GB/s}} || |- | [[RapidIO]] Gen2 2x || align=right | '''{{val|10|u=Gbit/s}}''' || align=right | {{val|1.25|u=GB/s}} || 2008 |- | [[10 Gigabit Ethernet]] (10GBASE-X) || align=right | '''{{val|10|u=Gbit/s}}''' || align=right | {{val|1.25|u=GB/s}} || 2002-2006 |- | [[Myrinet|Myri 10G]] || align=right | '''{{val|10|u=Gbit/s}}''' || align=right | {{val|1.25|u=GB/s}} || |- | [[InfiniBand]] FDR-10 1×<ref name="infiniband64" /> || align=right | '''{{val|10|u=Gbit/s}}''' || align=right | {{val|1.25|u=GB/s}} || 2011 |- | [[NUMAlink]] 2 || align=right | '''{{val|12.8|u=Gbit/s}}''' || align=right | {{val|1.6|u=GB/s}} || 1996 |- | [[InfiniBand]] FDR 1×<ref name="infiniband64" /> || align=right | '''{{val|13.64|u=Gbit/s}}''' || align=right | {{val|1.7|u=GB/s}} || 2011 |- | | [[InfiniBand]] SDR 8×<ref name="infiniband" /> || align=right | '''{{val|16|u=Gbit/s}}''' || align=right | {{val|2|u=GB/s}} || 2001, 2003 |- | [[InfiniBand]] DDR 4×<ref name="infiniband" /> || align=right | '''{{val|16|u=Gbit/s}}''' || align=right | {{val|2|u=GB/s}} || 2005 |- | [[RapidIO]] Gen2 4x || align=right | '''{{val|20|u=Gbit/s}}''' || align=right | {{val|2.5|u=GB/s}} || 2008 |- | [[Scalable Coherent Interface|Scalable Coherent Interface (SCI)]] Dual Channel SCI, x8 PCIe || align=right | '''{{val|20|u=Gbit/s}}''' || align=right | {{val|2.5|u=GB/s}} || |- | [[InfiniBand]] SDR 12×<ref name="infiniband" /> || align=right | '''{{val|24|u=Gbit/s}}''' || align=right | {{val|3|u=GB/s}} || |- | [[RapidIO]] Gen4 1× || align=right | '''{{val|24.63|u=Gbit/s}}''' || align=right | {{val|3.079|u=GB/s}} || 2016 |- | [[InfiniBand]] EDR 1×<ref name="infiniband64">InfiniBand FDR-10, FDR and EDR use a [[64b/66b encoding]] scheme.</ref> || align=right | '''{{val|25|u=Gbit/s}}''' || align=right | {{val|3.125|u=GB/s}} || 2014 |- | [[25 Gigabit Ethernet]] (25GBASE-X) || align=right | '''{{val|25|u=Gbit/s}}''' || align=right | {{val|3.125|u=GB/s}} || 2016 |- | [[NUMAlink]] 3 || align=right | '''{{val|25.6|u=Gbit/s}}''' || align=right | {{val|3.2|u=GB/s}} || 2000 |- | [[InfiniBand]] DDR 8×<ref name="infiniband" /> || align=right | '''{{val|32|u=Gbit/s}}''' || align=right | {{val|6|u=GB/s}} || 2005 |- | [[InfiniBand]] QDR 4×<ref name="infiniband" /> || align=right | '''{{val|32|u=Gbit/s}}''' || align=right | {{val|4|u=GB/s}} || 2007 |- | [[RapidIO]] Gen2 8x || align=right | '''{{val|40|u=Gbit/s}}''' || align=right | {{val|5|u=GB/s}} || 2008 |- | [[40 Gigabit Ethernet]] (40GBASE-X) 4× || align=right | '''{{val|40|u=Gbit/s}}''' || align=right | {{val|5|u=GB/s}} || 2010 |- | [[InfiniBand]] FDR-10 4×<ref name="infiniband64" /> || align=right | '''{{val|40|u=Gbit/s}}''' || align=right | {{val|5|u=GB/s}} || 2011 |- | [[InfiniBand]] DDR 12×<ref name="infiniband" /> || align=right | '''{{val|48|u=Gbit/s}}''' || align=right | {{val|6|u=GB/s}} || 2005 |- | [[25 Gigabit Ethernet#50 Gigabit Ethernet|50 Gigabit Ethernet]] (50GBASE-X) || align=right | '''{{val|50|u=Gbit/s}}''' || align=right | {{val|6.25|u=GB/s}} || 2016 |- | [[InfiniBand]] HDR 1×<ref name="infinibandta-blog">{{cite web |last1=Lee |first1=Bill |title=Chair of marketing working group |url=http://blog.infinibandta.org/2015/12/14/infiniband-roadmap-%E2%80%93-charting-speeds-for-future-needs/ |website=IBTA Blog |publisher=IBTA |access-date=25 June 2018 |ref=infinibandta-blog |archive-url=https://web.archive.org/web/20180625185215/http://blog.infinibandta.org/2015/12/14/infiniband-roadmap-%E2%80%93-charting-speeds-for-future-needs/ |archive-date=2018-06-25 |url-status=dead}}</ref> || align=right | '''{{val|50|u=Gbit/s}}''' || align=right | {{val|6.25|u=GB/s}}<ref name="infiniband64" /> ||2017 |- | [[NUMAlink]] 4 || align=right | '''{{val|51.2|u=Gbit/s}}''' || align=right | {{val|6.4|u=GB/s}} || 2004 |- | [[NUMAlink]] 6 || align=right | '''{{val|53.6|u=Gbit/s}}''' || align=right | {{val|6.7|u=GB/s}} || 2012 |- | [[InfiniBand]] FDR 4×<ref name="infiniband64" /> || align=right | '''{{val|54.56|u=Gbit/s}}''' || align=right | {{val|6.82|u=GB/s}} || 2011 |- | [[InfiniBand]] QDR 8×<ref name="infiniband" /> || align=right | '''{{val|64|u=Gbit/s}}''' || align=right | {{val|4|u=GB/s}} || 2007 |- | [[RapidIO]] Gen2 16× || align=right | '''{{val|80|u=Gbit/s}}''' || align=right | {{val|10|u=GB/s}} || 2008 |- | [[InfiniBand]] FDR-10 8×<ref name="infiniband64" /> || align=right | '''{{val|80|u=Gbit/s}}''' || align=right | {{val|5|u=GB/s}} || 2011 |- | [[InfiniBand]] QDR 12×<ref name="infiniband" /> || align=right | '''{{val|96|u=Gbit/s}}''' || align=right | {{val|12|u=GB/s}} || 2007 |- | [[InfiniBand]] EDR 4×<ref name="infiniband64" /> || align=right | '''{{val|100|u=Gbit/s}}''' || align=right | {{val|12.5|u=GB/s}} || 2014 |- | [[100 Gigabit Ethernet]] (100GBASE-X) 10×/4× || align=right | '''{{val|100|u=Gbit/s}}''' || align=right | {{val|12.5|u=GB/s}} || 2010/2018 |- | [[Omni-Path]] || align=right | '''{{val|100|u=Gbit/s}}''' || align=right | {{val|12.5|u=GB/s}} || 2015 |- | [[InfiniBand]] NDR 1× || align=right | '''{{val|100|u=Gbit/s}}''' ||align=right | {{val|12.5|u=GB/s}}<ref name="infiniband64" /> || 2022 |- | | [[NUMAlink]] 8 (Flex ASIC) || align=right | '''{{val|106.4|u=Gbit/s}}''' || align=right | {{val|13.3|u=GB/s}} || 2017 |- | | [[InfiniBand]] FDR 8×<ref name="infiniband64" /> || align=right | '''{{val|109.12|u=Gbit/s}}''' || align=right | {{val|13.64|u=GB/s}} || 2011 |- | [[NUMAlink]] 7 || align=right | '''{{val|119.52|u=Gbit/s}}''' || align=right | {{val|14.94|u=GB/s}} || 2014 |- | [[NUMAlink]] 5 || align=right | '''{{val|120|u=Gbit/s}}''' || align=right | {{val|15|u=GB/s}} || 2009 |- | [[InfiniBand]] FDR-10 12×<ref name="infiniband64" /> || align=right | '''{{val|120|u=Gbit/s}}''' || align=right | {{val|15|u=GB/s}} || 2011 |- | [[InfiniBand]] FDR 12×<ref name="infiniband64" /> || align=right | '''{{val|163.68|u=Gbit/s}}''' || align=right | {{val|20.45|u=GB/s}} || 2011 |- | [[InfiniBand]] EDR 8×<ref name="infiniband64" /> || align=right | '''{{val|200|u=Gbit/s}}''' || align=right | {{val|25|u=GB/s}} || 2014 |- | [[InfiniBand]] HDR 4×<ref name="infinibandta-blog"/> || align=right | '''{{val|200|u=Gbit/s}}''' ||align=right | {{val|25|u=GB/s}}<ref name="infiniband64" /> || 2017 |- | [[200 Gigabit Ethernet]] (200GBASE-X) || align=right | '''{{val|200|u=Gbit/s}}''' || align=right | {{val|25|u=GB/s}} || 2017 |- | [[InfiniBand]] XDR 1× || align=right | '''{{val|200|u=Gbit/s}}''' ||align=right | {{val|25|u=GB/s}}<ref name="infiniband64" /> || 2024 |- | [[InfiniBand]] EDR 12×<ref name="infiniband64" /> || align=right | '''{{val|300|u=Gbit/s}}''' || align=right | {{val|37.5|u=GB/s}} || 2014 |- | [[400 Gigabit Ethernet]] (400GBASE-X) || align=right | '''{{val|400|u=Gbit/s}}''' || align=right | {{val|50|u=GB/s}} || 2017 |- | [[InfiniBand]] HDR 8×<ref name="infinibandta-blog"/> || align=right | '''{{val|400|u=Gbit/s}}''' ||align=right | {{val|50|u=GB/s}}<ref name="infiniband64" /> || 2017 |- | [[InfiniBand]] NDR 4× || align=right | '''{{val|400|u=Gbit/s}}''' ||align=right | {{val|50|u=GB/s}}<ref name="infiniband64" /> || 2022 |- | [[InfiniBand]] GDR 1× || align=right | '''{{val|400|u=Gbit/s}}''' ||align=right | {{val|50|u=GB/s}}<ref name="infiniband64" /> || TBA |- | [[InfiniBand]] HDR 12×<ref name="infinibandta-blog"/> || align=right | '''{{val|600|u=Gbit/s}}''' ||align=right | {{val|75|u=GB/s}}<ref name="infiniband64" /> || 2017 |- | [[InfiniBand]] NDR 8× || align=right | '''{{val|800|u=Gbit/s}}''' ||align=right | {{val|100|u=GB/s}}<ref name="infiniband64" /> || 2022 |- | [[InfiniBand]] XDR 4× || align=right | '''{{val|800|u=Gbit/s}}''' ||align=right | {{val|100|u=GB/s}}<ref name="infiniband64" /> || 2024 |- | [[Terabit Ethernet|800 Gigabit Ethernet]] (800GBASE-X) || align=right | '''{{val|800|u=Gbit/s}}''' || align=right | {{val|100|u=GB/s}} || 2024 |- | [[InfiniBand]] NDR 12× || align=right | '''{{val|1200|u=Gbit/s}}''' ||align=right | {{val|150|u=GB/s}}<ref name="infiniband64" /> || 2022 |- | | [[InfiniBand]] XDR 8× || align=right | '''{{val|1600|u=Gbit/s}}''' ||align=right | {{val|200|u=GB/s}}<ref name="infiniband64" /> || 2024 |- | [[InfiniBand]] GDR 4× || align=right | '''{{val|1600|u=Gbit/s}}''' ||align=right | {{val|200|u=GB/s}}<ref name="infiniband64" /> || TBA |- | [[InfiniBand]] XDR 12× || align=right | '''{{val|2400|u=Gbit/s}}''' ||align=right | {{val|300|u=GB/s}}<ref name="infiniband64" /> || 2024 |- | [[InfiniBand]] GDR 8× || align=right | '''{{val|3200|u=Gbit/s}}''' ||align=right | {{val|400|u=GB/s}}<ref name="infiniband64" /> || TBA |- | [[InfiniBand]] GDR 12× || align=right | '''{{val|4800|u=Gbit/s}}''' ||align=right | {{val|600|u=GB/s}}<ref name="infiniband64" /> || TBA |} ===[[Wireless network]]s=== [[802.11]] networks in infrastructure mode are half-duplex; all stations share the medium. In infrastructure or access point mode, all traffic has to pass through an [[wireless access point|Access Point]] (AP). Thus, two stations on the same access point that are communicating with each other must have each and every frame transmitted twice: from the sender to the access point, then from the access point to the receiver. This approximately halves the effective bandwidth. 802.11 networks in ad hoc mode are still half-duplex, but devices communicate directly rather than through an access point. In this mode all devices must be able to ''see'' each other, instead of only having to be able to ''see'' the access point. {|class="wikitable sortable" |- ! Standard !! colspan=2 | Maximum Link Rate !! Year |- | [[WaveLAN|Classic WaveLAN]] || align=right | '''{{val|2|u=Mbit/s}}''' || align=right | {{val|250|u=kB/s}} || 1988 |- | [[IEEE 802.11]] || align=right | '''{{val|2|u=Mbit/s}}''' || align=right | {{val|250|u=kB/s}} || 1997 |- | [[RONJA]] (full duplex) || align=right | '''{{val|10|u=Mbit/s}}''' || align=right | {{val|1.25|u=MB/s}} || 2001 |- | [[IEEE 802.11a]] || align=right | '''{{val|54|u=Mbit/s}}''' || align=right | {{val|6.75|u=MB/s}} || 1999 |- | [[IEEE 802.11b]] || align=right | '''{{val|11|u=Mbit/s}}''' || align=right | {{val|1.375|u=MB/s}} || 1999 |- | [[IEEE 802.11g]] || align=right | '''{{val|54|u=Mbit/s}}''' || align=right | {{val|6.75|u=MB/s}} || 2003 |- | [[IEEE 802.16]] (WiMAX) || align=right | '''{{val|70|u=Mbit/s}}''' || align=right | {{val|8.75|u=MB/s}} || 2004 |- | [[Super G (wireless networking)|IEEE 802.11g with<br/>Super G]] by Atheros || align=right | '''{{val|108|u=Mbit/s}}''' || align=right | {{val|13.5|u=MB/s}} || 2003 |- | [[125 High Speed Mode|IEEE 802.11g with 125 High<br/>Speed Mode]] by Broadcom || align=right | '''{{val|125|u=Mbit/s}}''' || align=right | {{val|15.625|u=MB/s}} || 2003 |- | IEEE 802.11g with Nitro by Conexant || align=right | '''{{val|140|u=Mbit/s}}''' || align=right | {{val|17.5|u=MB/s}} || 2003 |- | [[IEEE 802.11n]] (aka Wi-Fi 4) || align=right | '''{{val|600|u=Mbit/s}}''' || align=right | {{val|75|u=MB/s}} || 2009 |- | [[IEEE 802.11ac]] (aka Wi-Fi 5) || align=right | '''{{val|6.8|–|6.93|u=Gbit/s}}''' || align=right | {{val|850|–|866.25|u=MB/s}} || 2012 |- | [[IEEE 802.11ad]] || align=right | '''{{val|7.14|–|7.2|u=Gbit/s}}''' || align=right | {{val|892.5|–|900|u=MB/s}} || 2011 |- | [[IEEE 802.11ax]] (aka Wi-Fi 6/6E) || align=right | '''{{val|11|u=Gbit/s}}''' || align=right | {{val|1.375|u=GB/s}} || 2019 |- | [[IEEE 802.11be]] (aka Wi-Fi 7 or<br/>Extremely High Throughput (EHT)) || align=right | '''{{val|46.12|u=Gbit/s}}'''<br/>expected || align=right | {{val|5.765|u=GB/s}}<br/>expected || Late 2024<br/>expected |- | [[IEEE 802.11bn]] (aka Wi-Fi 8 or<br/>Ultra High Reliability (UHR)) || align=right | '''{{val|100|u=Gbit/s}}'''<br/>expected || align=right | {{val|12.5|u=GB/s}}<br/>expected || 2028<br/>expected |- | [[IEEE 802.11ay]] (aka Enhanced<br/>Throughput for Operation in License<br/>-exempt Bands above 45 GHz) || align=right | '''{{val|176|u=Gbit/s}}'''<br/>expected || align=right | {{val|22|u=GB/s}}<br/>expected ||March 2021<br/>standardized |} ===[[Wireless personal area network]]s=== {|class="wikitable sortable" |- ! Technology !! colspan=2 | Rate !! Year |- | [[ANT (network)|ANT]] || align=right | '''{{val|20|u=kbit/s}}''' || align=right | {{val|2.5|u=kB/s}} || |- | [[IrDA]]-Control || align=right | '''{{val|72|u=kbit/s}}''' || align=right | {{val|9|u=kB/s}} || |- | [[IrDA]]-SIR || align=right | '''{{val|115.2|u=kbit/s}}''' || align=right | {{val|14|u=kB/s}} || |- | [[802.15.4]] (2.4 GHz) || align=right | '''{{val|250|u=kbit/s}}''' || align=right | {{val|31.25|u=kB/s}} || |- | [[Bluetooth|Bluetooth 1.1]] || align=right | '''{{val|1|u=Mbit/s}}''' || align=right | {{val|125|u=kB/s}} || 2002 |- | [[Bluetooth 2.0+EDR]] || align=right | '''{{val|3|u=Mbit/s}}''' || align=right | {{val|375|u=kB/s}} || 2004 |- | [[IrDA]]-FIR || align=right | '''{{val|4|u=Mbit/s}}''' || align=right | {{val|500|u=kB/s}} || |- | [[IrDA]]-VFIR || align=right | '''{{val|16|u=Mbit/s}}''' || align=right | {{val|2|u=MB/s}} || |- | [[Bluetooth|Bluetooth 3.0]] || align=right | '''{{val|25|u=Mbit/s}}''' || align=right | {{val|3.125|u=MB/s}} || 2009 |- | [[Bluetooth|Bluetooth 4.0]] || align=right | '''{{val|25|u=Mbit/s}}''' || align=right | {{val|3.125|u=MB/s}} || 2010 |- | [[Bluetooth|Bluetooth 5.0]] || align=right | '''{{val|50|u=Mbit/s}}''' || align=right | {{val|6.25|u=MB/s}} || 2016 |- | [[IrDA]]-UFIR || align=right | '''{{val|96|u=Mbit/s}}''' || align=right | {{val|12|u=MB/s}} || |- | [[Wireless USB|WUSB]]-[[ultra-wideband|UWB]] || align=right | '''{{val|480|u=Mbit/s}}''' || align=right | {{val|60|u=MB/s}} || |- | [[IrDA]]-Giga-IR || align=right | '''{{val|1024|u=Mbit/s}}''' || align=right | {{val|128|u=MB/s}} || |} ===Computer buses=== ====Main buses==== {|class="wikitable sortable" |- ! Technology !! colspan=2 | Rate !! Year |- | [[I²C]] || align=right | '''{{val|3.4|u=Mbit/s}}''' || align=right | {{val|425|u=kB/s}} || 1992 (standardized) |- | [[Apple II]] (incl. [[Apple IIGS]]) 8-bit/1 MHz || align=right | '''{{val|8|u=Mbit/s}}''' || align=right | {{val|1|u=MB/s}}<ref>[https://www.mac-history.net/computer-history/2008-05-25/apple-i-and-apple-ii Mac History]</ref><ref>[http://www.vectronicsappleworld.com/profiles/83.html VAW: Apple IIgs Specs] {{webarchive|url=https://web.archive.org/web/20110110075801/http://www.vectronicsappleworld.com/profiles/83.html |date=2011-01-10}}</ref> || 1977 |- | [[SS-50 Bus]] 8-bit/1 MHz || align=right | '''{{val|8|u=Mbit/s}}''' || align=right | {{val|1|u=MB/s}} || 1975 |- | [[Unibus]] 16-bit/async || align=right | '''{{val|12|u=Mbit/s}}''' || align=right | {{val|1.5|u=MB/s}} || 1969 |- | [[STD-80]] 8-bit/8 MHz || align=right | '''{{val|16|u=Mbit/s}}''' || align=right | {{val|2|u=MB/s}} || |- | [[Q-bus]] 16-bit/async || align=right | '''{{val|24|u=Mbit/s}}''' || align=right | {{val|3|u=MB/s}} || 1975 |- | [[Industry Standard Architecture|ISA]] 8-Bit/4.77 MHz || align=right | 0 W/S: every 4 clocks 8 bits<br />1 W/S: every 5 clocks 8 bits || align=right | 0 W/S: every 4 clocks 1 byte<br />1 W/S: every 5 clocks 1 byte || 1981 (created) |- | STD-80 16-bit/8 MHz || align=right | '''{{val|32|u=Mbit/s}}''' || align=right | {{val|4|u=MB/s}} || |- |[[I3C (bus)|I3C (HDR mode)]]<ref>{{cite web |url=http://eecatalog.com/sensors/2017/07/05/after-35-years-of-i2c-i3c-improves-capability-and-performance/ |title=After 35 years of I2C, I3C Improves Capability and Performance {{!}} Sensors and MEMS|website=eecatalog.com|access-date=2019-06-26}}</ref>|| align="right" |'''{{val|33.3|u=Mbit/s}}''' || align=right | {{val|4.16|u=MB/s}} || 2017 |- | [[Zorro II]] 16-bit/7.14 MHz<ref>The [[Zorro II]] bus use 4 clocks per 16-Bit of data transferred. See the [http://www.thule.no/haynie/zorroiii/docs/zorro3.pdf Zorro III technical specification] {{Webarchive|url=https://web.archive.org/web/20120716212151/http://www.thule.no/haynie/zorroiii/docs/zorro3.pdf |date=2012-07-16}} for more information.</ref> || align=right | '''{{val|42.4|u=Mbit/s}}''' || align=right | {{val|5.3|u=MB/s}} || 1986 |- | [[Industry Standard Architecture|ISA]] 16-Bit/8.33 MHz || align=right | '''{{val|66.64|u=Mbit/s}}''' || align=right | {{val|8.33|u=MB/s}} || 1984 (created) |- | [[Europe Card Bus]] 8-Bit/10 MHz || align=right | '''{{val|66.7|u=Mbit/s}}''' || align=right | {{val|8.33|u=MB/s}} || 1977 (created) |- | [[S-100 bus]] 8-bit/10 MHz || align=right | '''{{val|80|u=Mbit/s}}''' || align=right | {{val|10|u=MB/s}} || 1976 (published) |- | [[Serial Peripheral Interface]] (Up to 100 MHz) || align=right | '''{{val|100|u=Mbit/s}}''' || align=right | {{val|12.5|u=MB/s}} || 1989 |- | [[Low Pin Count]] || align=right | '''{{val|125|u=Mbit/s}}''' || align=right | {{val|15.63|u=MB/s}} {{ref label|lpc|x|x}}|| 2002 |- | [[STEbus]] 8-Bit/16 MHz || align=right | '''{{val|128|u=Mbit/s}}''' || align=right | {{val|16|u=MB/s}} || 1987 (standardized) |- | [[C-Bus (PC98)|C-Bus]] 16-bit/10 MHz || align=right | '''{{val|160|u=Mbit/s}}''' || align=right | {{val|20|u=MB/s}}<ref>[[:ja:Cバス|Japan wikipedia article]], Bus used in early NEC PC-9800 series and compatible systems</ref> || 1982 |- | [[HP Precision Bus]] || align=right | '''{{val|184|u=Mbit/s}}''' || align=right | {{val|23|u=MB/s}} || |- | [[STD Bus#STD-32|STD-32]] 32-bit/8 MHz || align=right | '''{{val|256|u=Mbit/s}}''' || align=right | {{val|32|u=MB/s}}<ref>[http://www.controlled.com/std32mg/std32.pdf STD 32 Bus Specification and Designer's Guide]</ref> || |- | [[New Extend Standard Architecture|NESA]] 32-bit/8 MHz || align=right | '''{{val|256|u=Mbit/s}}''' || align=right | {{val|32|u=MB/s}}<ref>[[:ja:New Extend Standard Architecture|Japan wikipedia article]], Bus used in later NEC PC-9800 series and compatible systems</ref> || |- | [[Extended Industry Standard Architecture|EISA]] 32-bit/8.33 MHz || align=right | '''{{val|266.56|u=Mbit/s}}''' || align=right | {{val|33.32|u=MB/s}} || 1988 |- | [[VMEbus|VME64]] 32-64bit || align=right | '''{{val|400|u=Mbit/s}}''' || align=right | {{val|40|u=MB/s}} || 1981 |- | [[Micro Channel architecture|MCA]] 32bit/10 MHz || align=right | '''{{val|400|u=Mbit/s}}''' || align=right | {{val|40|u=MB/s}} || 1987 |- | [[NuBus]] 10 MHz || align=right | '''{{val|400|u=Mbit/s}}''' || align=right | {{val|40|u=MB/s}} || 1987 (standardized) |- | DEC [[TURBOchannel]] 32-bit/12.5 MHz || align=right | '''{{val|400|u=Mbit/s}}''' || align=right | {{val|50|u=MB/s}} || |- | NuBus90 20 MHz || align=right | '''{{val|800|u=Mbit/s}}''' || align=right | {{val|80|u=MB/s}} || 1991 |- | [[Micro Channel architecture|MCA]] 32bit/20 MHz || align=right | '''{{val|800|u=Mbit/s}}''' || align=right | {{val|80|u=MB/s}}<ref>[https://www.ibm.com/common/ssi/rep_ca/9/877/ENUSZG92-0339/index.html RISC System/6000 POWERstation/POWERserver 580]</ref> || 1992 |- | [[APbus]] 32-bit/25(?) MHz || align=right | '''{{val|800|u=Mbit/s}}''' || align=right | {{val|100|u=MB/s}}<ref>[https://books.google.com/books?id=XBvHNQzM2P0C&dq=APbus+MIPS+mhz&pg=PA7 Local Area Networks Newsletter by Paul Polishuk, September 1992, Page 7] (APbus used in Sony NeWS and NEC UP4800 workstations and NEC EWS4800 servers after VMEbus and before switch to PCI)</ref> || |- | [[Sbus]] 32-bit/25 MHz || align=right | '''{{val|800|u=Mbit/s}}''' || align=right | {{val|100|u=MB/s}} || 1989 |- | DEC TURBOchannel 32-bit/25 MHz || align=right | '''{{val|800|u=Mbit/s}}''' || align=right | {{val|100|u=MB/s}} || |- | [[Local Bus 98]] 32-bit/33 MHz || align=right | '''{{val|1056|u=Mbit/s}}''' || align=right | {{val|132|u=MB/s}}<ref>[[:ja:98ローカルバス|Japan wikipedia article]], Bus used in NEC PC-9821 series</ref> || |- | [[VESA Local Bus]] (VLB) 32-bit/33 MHz || align=right | '''{{val|1067|u=Mbit/s}}''' || align=right | {{val|133.33|u=MB/s}} || 1992 |- | [[Peripheral Component Interconnect|PCI]] 32-bit/33 MHz || align=right | '''{{val|1067|u=Mbit/s}}''' || align=right | {{val|133.33|u=MB/s}} || 1993 |- | [[GSC bus|HP GSC-1X]] || align=right | '''{{val|1136|u=Mbit/s}}''' || align=right | {{val|142|u=MB/s}} || |- | [[Zorro III]] 32-bit/[[asynchronous communication|async]] (eq. 37.5 MHz)<ref>[[Dave Haynie]], designer of the Zorro III bus, claims in [https://groups.google.com/g/comp.sys.amiga/c/RcwFy7rKylQ/m/kvmjH0ynMsUJ?pli=1 this] posting that the theoretical max of the Zorro III bus can be derived by the timing information given in ''chapter 5'' of the [http://www.thule.no/haynie/zorroiii/docs/zorro3.pdf Zorro III technical specification] {{Webarchive|url=https://web.archive.org/web/20120716212151/http://www.thule.no/haynie/zorroiii/docs/zorro3.pdf |date=2012-07-16}}.</ref><ref>Dave Haynie, designer of the Zorro III bus, states in [http://groups.google.com/group/comp.sys.amiga.advocacy/msg/42ecbcbae063cfe1?dmode=source this] posting that Zorro III is an [[asynchronous I/O|asynchronous]] bus and therefore does not have a classical MHz rating. A maximum theoretical MHz value may be derived by examining timing constraints detailed in the [http://www.thule.no/haynie/zorroiii/docs/zorro3.pdf Zorro III technical specification] {{Webarchive|url=https://web.archive.org/web/20120716212151/http://www.thule.no/haynie/zorroiii/docs/zorro3.pdf |date=2012-07-16}}, which should yield about 37.5 MHz. No existing implementation performs to this level.</ref> || align=right | '''{{val|1200|u=Mbit/s}}''' || align=right | {{val|150|u=MB/s}}<ref>Dave Haynie, designer of the Zorro III bus, claims in [http://groups.google.com/group/comp.sys.amiga.hardware/msg/03b8cec336310e4a?dmode=source this] posting that Zorro III has a max burst rate of 150 MB/s.</ref> || 1990 |- | VESA Local Bus (VLB) 32-bit/40 MHz || align=right | '''{{val|1280|u=Mbit/s}}''' || align=right | {{val|160|u=MB/s}} || 1992 |- | Sbus 64-bit/25 MHz || align=right | '''{{val|1.6|u=Gbit/s}}''' || align=right | {{val|200|u=MB/s}} || 1995 |- | [[GSC bus|HP GSC-2X]] || align=right | '''{{val|2.048|u=Gbit/s}}''' || align=right | {{val|256|u=MB/s}} || |- | PCI 64-bit/33 MHz || align=right | '''{{val|2.133|u=Gbit/s}}''' || align=right | {{val|266.7|u=MB/s}} || 1993 |- | PCI 32-bit/66 MHz || align=right | '''{{val|2.133|u=Gbit/s}}''' || align=right | {{val|266.7|u=MB/s}} || 1995 |- | [[Accelerated Graphics Port|AGP]] 1× || align=right | '''{{val|2.133|u=Gbit/s}}''' || align=right | {{val|266.7|u=MB/s}} || 1997 |- | [[PCI Express]] 1.0 (×1 link){{efn|name="pci-e"|Note that PCI Express 1.0/2.0 lanes use an [[8b/10b encoding]] scheme.}} || align=right | '''{{val|2.5|u=Gbit/s}}''' || align=right | {{val|250|u=MB/s}} {{ref label|8b-10b|z|z}} || 2004 |- | [[RapidIO]] Gen1 1× || align=right | '''{{val|2.5|u=Gbit/s}}''' || align=right | {{val|312.5|u=MB/s}} || |- | HIO bus || align=right | '''{{val|2.560|u=Gbit/s}}''' || align=right | {{val|320|u=MB/s}} || |- | [[GIO]]64 64-bit/40 MHz || align=right | '''{{val|2.560|u=Gbit/s}}''' || align=right | {{val|320|u=MB/s}} || |- | PCI Express 2.0 (×1 link){{efn|name="pci-e2"}} || align=right | '''{{val|5|u=Gbit/s}}''' || align=right | {{val|500|u=MB/s}} {{ref label|8b-10b|z|z}} || 2007 |- | AGP 2× || align=right | '''{{val|4.266|u=Gbit/s}}''' || align=right | {{val|533.3|u=MB/s}} || 1997 |- | PCI 64-bit/66 MHz || align=right | '''{{val|4.266|u=Gbit/s}}''' || align=right | {{val|533.3|u=MB/s}} || |- | [[PCI-X]] DDR 16-bit || align=right | '''{{val|4.266|u=Gbit/s}}''' || align=right | {{val|533.3|u=MB/s}} || |- | [[RapidIO]] Gen2 1× || align=right | '''{{val|5|u=Gbit/s}}''' || align=right | {{val|625|u=MB/s}} || |- | PCI 64-bit/100 MHz || align=right | '''{{val|6.4|u=Gbit/s}}''' || align=right | {{val|800|u=MB/s}} || |- | PCI Express 3.0 (×1 link){{efn|name="pci-e3"|PCIe 3.0 increases the bandwidth from 5 GT/s to 8 GT/s and switches to 128b-130b encoding}} || align=right | '''{{val|8|u=Gbit/s}}''' || align=right | {{val|984.6|u=MB/s}} {{ref label|128b-130b|y|y}} || 2011 |- | [[Unified Media Interface]] (UMI) (×4 link) || align=right | '''{{val|10|u=Gbit/s}}''' || align=right | {{val|1|u=GB/s}} {{ref label|8b-10b|z|z}} || 2011 |- | [[Direct Media Interface]] (DMI) (×4 link) || align=right | '''{{val|10|u=Gbit/s}}''' || align=right | {{val|1|u=GB/s}} {{ref label|8b-10b|z|z}} || 2004 |- | [[Enterprise Southbridge Interface]] (ESI) || align=right | '''{{val|8|u=Gbit/s}}''' || align=right | {{val|1|u=GB/s}} || |- | PCI Express 1.0 (×4 link){{efn|name="pci-e"}} || align=right | '''{{val|10|u=Gbit/s}}''' || align=right | {{val|1|u=GB/s}} {{ref label|8b-10b|z|z}} || 2004 |- | AGP 4× || align=right | '''{{val|8.533|u=Gbit/s}}''' || align=right | {{val|1.067|u=GB/s}} || 1998 |- | [[PCI-X]] 133 || align=right | '''{{val|8.533|u=Gbit/s}}''' || align=right | {{val|1.067|u=GB/s}} || |- | PCI-X QDR 16-bit || align=right | '''{{val|8.533|u=Gbit/s}}''' || align=right | {{val|1.067|u=GB/s}} || |- | [[InfiniBand]] single 4×<ref name="infiniband">InfiniBand SDR, DDR and QDR use an [[8b/10b encoding]] scheme.</ref> || align=right | '''{{val|8|u=Gbit/s}}''' || align=right | {{val|1|u=GB/s}} {{ref label|8b-10b|z|z}} || |- | [[RapidIO]] Gen1 4× || align=right | '''{{val|10|u=Gbit/s}}''' || align=right | {{val|1.25|u=GB/s}} || |- | [[RapidIO]] Gen2 2× || align=right | '''{{val|10|u=Gbit/s}}''' || align=right | {{val|1.25|u=GB/s}} || |- | [[Ultra Port Architecture|UPA]] || align=right | '''{{val|15.360|u=Gbit/s}}''' || align=right | {{val|1.92|u=GB/s}} || |- | Unified Media Interface 2.0 (UMI 2.0; ×4 link) || align=right | '''{{val|20|u=Gbit/s}}''' || align=right | {{val|2|u=GB/s}} {{ref label|8b-10b|z|z}} || 2012 |- | [[Direct Media Interface]] 2.0 (DMI 2.0; ×4 link) || align=right | '''{{val|20|u=Gbit/s}}''' || align=right | {{val|2|u=GB/s}} {{ref label|8b-10b|z|z}} || 2011 |- | PCI Express 1.0 (×8 link){{efn|name="pci-e"}} || align=right | '''{{val|20|u=Gbit/s}}''' || align=right | {{val|2|u=GB/s}} {{ref label|8b-10b|z|z}} || 2004 |- | PCI Express 2.0 (×4 link){{efn|name="pci-e2"}} || align=right | '''{{val|20|u=Gbit/s}}''' || align=right | {{val|2|u=GB/s}} {{ref label|8b-10b|z|z}} || 2007 |- | AGP 8× || align=right | '''{{val|17.066|u=Gbit/s}}''' || align=right | {{val|2.133|u=GB/s}} || 2002 |- | PCI-X DDR || align=right | '''{{val|17.066|u=Gbit/s}}''' || align=right | {{val|2.133|u=GB/s}} || |- | [[RapidIO]] Gen2 4× || align=right | '''{{val|20|u=Gbit/s}}''' || align=right | {{val|2.5|u=GB/s}} || |- | [[Sun JBus]] (200 MHz) || align=right | '''{{val|20.48|u=Gbit/s}}''' || align=right | {{val|2.56|u=GB/s}} || 2003 |- | [[HyperTransport]] (800 MHz, 16-pair) || align=right | '''{{val|25.6|u=Gbit/s}}''' || align=right | {{val|3.2|u=GB/s}} || 2001 |- | PCI Express 3.0 (×4 link){{efn|name="pci-e3"}} || align=right | '''{{val|32|u=Gbit/s}}''' || align=right | {{val|3.94|u=GB/s}} {{ref label|128b-130b|y|y}} || 2011 |- | HyperTransport (1 GHz, 16-pair) || align=right | '''{{val|32|u=Gbit/s}}''' || align=right | {{val|4|u=GB/s}} || |- | PCI Express 1.0 (×16 link){{efn|name="pci-e"}} || align=right | '''{{val|40|u=Gbit/s}}''' || align=right | {{val|4|u=GB/s}} {{ref label|8b-10b|z|z}} || 2004 |- | PCI Express 2.0 (×8 link){{efn|name="pci-e2"|PCIe 2.0 effectively doubles the bus standard's bandwidth from 2.5 GT/s to 5 GT/s}} || align=right | '''{{val|40|u=Gbit/s}}''' || align=right | {{val|4|u=GB/s}} {{ref label|8b-10b|z|z}} || 2007 |- | PCI-X QDR || align=right | '''{{val|34.133|u=Gbit/s}}''' || align=right | {{val|4.266|u=GB/s}} || |- | AGP 8× 64-bit || align=right | '''{{val|34.133|u=Gbit/s}}''' || align=right | {{val|4.266|u=GB/s}} || |- | [[RapidIO]] Gen2 8x || align=right | '''{{val|40|u=Gbit/s}}''' || align=right | {{val|5|u=GB/s}} || |- | [[Direct Media Interface]] 3.0 (DMI 3.0; ×4 link) || align=right | '''{{val|31.5|u=Gbit/s}}''' || align=right | {{val|3.94|u=GB/s}} {{ref label|128b-130b|y|y}} || 2015 |- | [[Compute Express Link|CXL Specification 3.0]] & 3.1 (×1 link) || align="right" |'''{{val|60.504|u=Gbit/s}}''' || align=right | {{val|7.563|u=GB/s}}|| 2022, 2023 |- | PCI Express 3.0 (×8 link){{efn|name="pci-e3"}} || align=right | '''{{val|64|u=Gbit/s}}''' || align=right | {{val|7.88|u=GB/s}} {{ref label|128b-130b|y|y}} || 2011 |- | PCI Express 2.0 (×16 link){{efn|name="pci-e3"}} || align=right | '''{{val|80|u=Gbit/s}}''' || align=right | {{val|8|u=GB/s}} {{ref label|8b-10b|z|z}} || 2007 |- | [[RapidIO]] Gen2 16x || align=right | '''{{val|80|u=Gbit/s}}''' || align=right | {{val|10|u=GB/s}} || |- | PCI Express 5.0 (×4 link) || align="right" |'''{{val|128|u=Gbit/s}}''' || align=right | {{val|15.75|u=GB/s}}{{ref label|128b-130b|y|y}}|| 2019 |- | PCI Express 3.0 (×16 link){{efn|name="pci-e3"}} || align=right | '''{{val|128|u=Gbit/s}}''' || align=right | {{val|15.75|u=GB/s}} {{ref label|128b-130b|y|y}} || 2011 |- |[[Coherent Accelerator Processor Interface|CAPI]]|| align="right" | '''{{val|128|u=Gbit/s}}''' || align="right" |{{val|15.75|u=GB/s}} {{ref label|128b-130b|y|y}} || 2014 |- | [[QPI]] (4.80GT/s, 2.40 GHz) || align=right | '''{{val|153.6|u=Gbit/s}}''' || align=right | {{val|19.2|u=GB/s}} || |- | HyperTransport 2.0 (1.4 GHz, 32-pair) || align=right | '''{{val|179.2|u=Gbit/s}}''' || align=right | {{val|22.4|u=GB/s}} || 2004 |- | [[QPI]] (5.86GT/s, 2.93 GHz) || align=right | '''{{val|187.52|u=Gbit/s}}''' || align=right | {{val|23.44|u=GB/s}} || |- | [[QPI]] (6.40GT/s, 3.20 GHz) || align=right | '''{{val|204.8|u=Gbit/s}}''' || align=right | {{val|25.6|u=GB/s}} || |- | [[QPI]] (7.2GT/s, 3.6 GHz) || align=right | '''{{val|230.4|u=Gbit/s}}''' || align=right | {{val|28.8|u=GB/s}} || 2012 |- | PCI Express 6.0 (×4 link) || align="right" |'''{{val|242|u=Gbit/s}}''' || align=right | {{val|30.25|u=GB/s}}{{ref label|242B-256B|w|w}}|| 2022 |- | PCI Express 4.0 (×16 link)<ref>{{cite news |last1=Born |first1=Eric |title=PCIe 4.0 specification finally out with 16 GT/s on tap |url=https://techreport.com/news/32064/pcie-4-0-specification-finally-out-with-16-gts-on-tap/ |access-date=21 February 2018 |publisher=Tech Report |date=8 June 2017}}</ref> || align=right | '''{{val|256|u=Gbit/s}}''' || align=right | {{val|31.51|u=GB/s}}{{ref label|128b-130b|y|y}}|| 2018 |- | [[Coherent Accelerator Processor Interface|CAPI 2]] || align=right | '''{{val|256|u=Gbit/s}}''' || align=right | {{val|31.51|u=GB/s}}{{ref label|128b-130b|y|y}} || 2016 |- | [[QPI]] (8.0GT/s, 4.0 GHz) || align=right | '''{{val|256.0|u=Gbit/s}}''' || align=right | {{val|32.0|u=GB/s}} || 2012 |- | [[QPI]] (9.6GT/s, 4.8 GHz) || align=right | '''{{val|307.2|u=Gbit/s}}''' || align=right | {{val|38.4|u=GB/s}} || 2014 |- | HyperTransport 3.0 (2.6 GHz, 32-pair) || align=right | '''{{val|332.8|u=Gbit/s}}''' || align=right | {{val|41.6|u=GB/s}} || 2006 |- | HyperTransport 3.1 (3.2 GHz, 32-pair) || align=right | '''{{val|409.6|u=Gbit/s}}''' || align=right | {{val|51.2|u=GB/s}} || 2008 |- | [[Compute Express Link|CXL Specification 1.x]] & 2.0 (×16 link) || align="right" |'''{{val|512|u=Gbit/s}}''' || align=right | {{val|63.02|u=GB/s}}|| 2019, 2020 |- | PCI Express 5.0 (×16 link) <ref>{{cite web |url=https://www.anandtech.com/show/14447/pcisig-finalizes-pcie-50-specification |title=PCI-SIG Finalizes PCIe 5.0 Specification: x16 Slots to Reach 64GB/sec |last=Smith |first=Ryan |website=www.anandtech.com |access-date=2019-06-26}}</ref>|| align="right" |'''{{val|512|u=Gbit/s}}''' || align=right | {{val|63.02|u=GB/s}}{{ref label|128b-130b|y|y}}|| 2019 |- | [[NVLink]] 1.0 || align=right | '''{{val|640|u=Gbit/s}}''' || align=right | {{val|80|u=GB/s}} || 2016 |- | PCI Express 6.0 (×16 link) <ref>{{Cite web|url=https://www.anandtech.com/show/17203/pcie-60-specification-finalized-x16-slots-to-reach-128gbps|title = PCI Express 6.0 Specification Finalized: X16 Slots to Reach 128GBps}}</ref> || align="right" |'''{{val|968|u=Gbit/s}}''' || align=right | {{val|121|u=GB/s}}{{ref label|242B-256B|w|w}}|| 2022 |- | [[Compute Express Link|CXL Specification 3.0]] & 3.1 (×16 link) || align="right" |'''{{val|968|u=Gbit/s}}''' || align=right | {{val|121|u=GB/s}}|| 2022, 2023 |- | NVLink 2.0 || align=right | '''{{val|1.2|u=Tbit/s}}''' || align=right | {{val|150|u=GB/s}} ||2017 |- | PCI Express 7.0 (×16 link) || align="right" |'''{{val|1.936|u=Tbit/s}}''' || align=right | {{val|242|u=GB/s}}{{ref label|242B-256B|w|w}}|| 2025 |- | [[Infinity Fabric]] (Max. theoretical) || align=right | '''{{val|4.096|u=Tbit/s}}''' || align=right | {{val|512|u=GB/s}} ||2017 |} {{note label|lpc|x|x}} LPC protocol includes high overhead. While the gross data rate equals 33.3 million 4-bit-transfers per second (or {{val|16.67|u=MB/s}}), the fastest transfer, firmware read, results in {{val|15.63|u=MB/s}}. The next fastest bus cycle, 32-bit ISA-style DMA write, yields only {{val|6.67|u=MB/s}}. Other transfers may be as low as {{val|2|u=MB/s}}.<ref name="lpc-spec">[https://www.intel.com/content/www/us/en/design/technologies-and-topics/low-pin-count-interface-specification.html Intel LPC Interface Specification 1.1]</ref> {{note label|128b-130b|y|y}} Uses [[128b/130b]] encoding, meaning that about 1.54% of each transfer is used for error detection instead of carrying data between the hardware components at each end of the interface. For example, a single link PCIe 3.0 interface has an {{nowrap|8 Gbit/s}} transfer rate, yet its usable bandwidth is only about {{nowrap|7.88 Gbit/s}}. {{note label|8b-10b|z|z}} Uses [[8b/10b encoding]], meaning that 20% of each transfer is used by the interface instead of carrying data from between the hardware components at each end of the interface. For example, a single link PCIe 1.0 has a {{nowrap|2.5 Gbit/s}} transfer rate, yet its usable bandwidth is only {{nowrap|2 Gbit/s}} (250 {{not a typo|MB/s}}). {{note label|242B-256B|w|w}} Uses [[PAM-4]] encoding and a 256 bytes [[flit (computer networking)|FLIT]] block, of which 14 bytes are [[forward error correction|FEC]] and [[cyclic redundancy check|CRC]], meaning that 5.47% of total data rate is used for error detection and correction instead of carrying data. For example, a single link PCIe 6.0 interface has a {{nowrap|64 Gbit/s}} total transfer rate, yet its usable bandwidth is only {{nowrap|60.5 Gbit/s}}. ====Portable==== {|class="wikitable sortable" |- ! Technology !! colspan=2 | Rate !! Year |- | [[PC Card]] 16-bit 255 ns byte mode || align=right | '''{{val|31.36|u=Mbit/s}}''' || align=right | {{val|3.92|u=MB/s}} ||1990 |- | PC Card 16-bit 255 ns word mode || align=right | '''{{val|62.72|u=Mbit/s}}''' || align=right | {{val|7.84|u=MB/s}} || |- | PC Card 16-bit 100 ns byte mode || align=right | '''{{val|80|u=Mbit/s}}''' || align=right | {{val|10|u=MB/s}} || |- | PC Card 16-bit 100 ns word mode || align=right | '''{{val|160|u=Mbit/s}}''' || align=right | {{val|20|u=MB/s}} || |- | PC Card 32-bit (CardBus) byte mode || align=right | '''{{val|267|u=Mbit/s}}''' || align=right | {{val|33.33|u=MB/s}} || |- | [[ExpressCard]] 1.2 [[USB]] 2.0 mode || align=right | '''{{val|480|u=Mbit/s}}''' || align=right | {{val|60|u=MB/s}} ||2003 |- | PC Card 32-bit (CardBus) word mode || align=right | '''{{val|533|u=Mbit/s}}''' || align=right | {{val|66.66|u=MB/s}} || |- | PC Card 32-bit (CardBus) doubleword mode || align=right | '''{{val|1067|u=Mbit/s}}''' || align=right | {{val|133.33|u=MB/s}} || |- | ExpressCard 1.2 [[PCI Express]] mode || align=right | '''{{val|2500|u=Mbit/s}}''' || align=right | {{val|250|u=MB/s}} ||2008 |- | ExpressCard 2.0 USB 3.0 mode || align=right | '''{{val|4800|u=Mbit/s}}''' || align=right | {{val|600|u=MB/s}} || |- | ExpressCard 2.0 PCI Express mode || align=right | '''{{val|5000|u=Mbit/s}}''' || align=right | {{val|625|u=MB/s}} ||2009 |} ====Storage==== {|class="wikitable sortable" |- ! Technology !! colspan=2 | Rate !! Year |- | [[Teletype Model 33]] paper tape || align=right | '''{{val|80|u=bit/s}}''' || align=right | {{val|10|u=B/s}} || 1963 |- | [[TRS-80]] Model 1 Level 1 BASIC cassette tape interface || align=right | '''{{val|250|u=bit/s}}''' || align=right | {{val|32|u=B/s}} || 1977 |- | C2N [[Commodore Datasette]] 1530 cassette tape interface || align=right | '''{{val|300|u=bit/s}}''' || align=right | {{val|15|u=B/s}} || 1977 |- | [[Apple II]] cassette tape interface || align=right | '''{{val|1.5|u=kbit/s}}''' || align=right | {{val|200|u=B/s}} || 1977 |- | [[Amstrad CPC]] tape || align=right | '''{{val|2.0|u=kbit/s}}''' || align=right | {{val|250|u=B/s}} || 1984 |- | Single Density 8-inch FM [[Floppy Disk]] Controller (160 KB) || align=right | '''{{val|250|u=kbit/s}}''' || align=right | {{val|31|u=KB/s}} || 1973 |- | Single Density 5.25-inch FM [[Floppy Disk]] Controller (180 KB) || align=right | '''{{val|125|u=kbit/s}}''' || align=right | {{val|15.5|u=KB/s}} || 1978 |- | High Density MFM [[Floppy Disk]] Controller (1.2 MB/1.44 MB) || align=right | '''{{val|250|u=kbit/s}}''' || align=right | {{val|31|u=KB/s}} || 1984 |- | CD Controller (1×) || align=right | '''{{val|1.171|u=Mbit/s}}''' || align=right | {{val|0.146|u=MB/s}} || 1988 |- | [[ST-506|MFM]] hard disk || align=right | '''{{val|5|u=Mbit/s}}''' || align=right | {{val|0.625|u=MB/s}} || 1980 |- | [[ST-506|RLL]] hard disk || align=right | '''{{val|7.5|u=Mbit/s}}''' || align=right | {{val|0.937|u=MB/s}} || |- | DVD Controller (1×) || align=right | '''{{val|11.1|u=Mbit/s}}''' || align=right | {{val|1.32|u=MB/s}} || |- | [[Massbus]] || align=right | '''{{val|32|u=Mbit/s}}''' || align=right | {{val|2|u=MB/s}} || 1972 |- | [[Enhanced Small Disk Interface|ESDI]] || align=right | '''{{val|24|u=Mbit/s}}''' || align=right | {{val|3|u=MB/s}} || |- | [[AT Attachment#ATA standards|ATA]] [[programmed input/output|PIO]] Mode 0 || align=right | '''{{val|26.4|u=Mbit/s}}''' || align=right | {{val|3.3|u=MB/s}} || 1986 |- | HD DVD Controller (1×) || align=right | '''{{val|36|u=Mbit/s}}''' || align=right | {{val|4.5|u=MB/s}} || |- | Blu-ray Controller (1×) || align=right | '''{{val|36|u=Mbit/s}}''' || align=right | {{val|4.5|u=MB/s}} || |- | [[SCSI#Interfaces|SCSI]] (Narrow SCSI) (5 MHz){{efn|SCSI-1, SCSI-2 and SCSI-3 are signaling protocols and do not explicitly refer to a specific rate. Narrow SCSI exists using SCSI-1 and SCSI-2. Higher rates use SCSI-2 or later.}} || align=right | '''{{val|40|u=Mbit/s}}''' || align=right | {{val|5|u=MB/s}} || 1986 |- | [[AT Attachment|ATA]] PIO Mode 1 || align=right | '''{{val|41.6|u=Mbit/s}}''' || align=right | {{val|5.2|u=MB/s}} || 1994 |- | [[AT Attachment|ATA]] PIO Mode 2 || align=right | '''{{val|66.4|u=Mbit/s}}''' || align=right | {{val|8.3|u=MB/s}} || 1994 |- | [[SCSI#Interfaces|Fast SCSI]] (8 bits/10 MHz) || align=right | '''{{val|80|u=Mbit/s}}''' || align=right | {{val|10|u=MB/s}} || |- | [[AT Attachment|ATA]] PIO Mode 3 || align=right | '''{{val|88.8|u=Mbit/s}}''' || align=right | {{val|11.1|u=MB/s}} || 1996 |- | [[ATA-over-Ethernet|AoE]] over Fast Ethernet{{efn|name="AoE 1500"|Minimum overhead is 38 byte L1/L2, 14 byte AoE per 1024 byte user data}} || align=right | '''{{val|100|u=Mbit/s}}''' || align=right | {{val|11.9|u=MB/s}} || 2009 |- | [[iSCSI]] over Fast Ethernet{{efn|name="iSCSI 1500"|Minimum overhead is 38 byte L1/L2, 20 byte IP, 20 byte TCP per 1460 byte user data}} || align=right | '''{{val|100|u=Mbit/s}}''' || align=right | {{val|11.9|u=MB/s}} || 2004 |- | [[AT Attachment|ATA]] PIO Mode 4 || align=right | '''{{val|133.3|u=Mbit/s}}''' || align=right | {{val|16.7|u=MB/s}} || 1996 |- | [[SCSI#Interfaces|Fast Wide SCSI]] (16 bits/10 MHz) || align=right | '''{{val|160|u=Mbit/s}}''' || align=right | {{val|20|u=MB/s}} || |- | [[SCSI#Interfaces|Ultra SCSI]] (Fast-20 SCSI) (8 bits/20 MHz) || align=right | '''{{val|160|u=Mbit/s}}''' || align=right | {{val|20|u=MB/s}} || |- |[[SD card|SD]] (High Speed) || align="right" |'''{{val|200|u=Mbit/s}}''' || align=right | {{val|25|u=MB/s}} || |- | Ultra [[direct memory access|DMA]] [[AT Attachment|ATA]] 33 || align=right | '''{{val|264|u=Mbit/s}}''' || align=right | {{val|33|u=MB/s}} || 1998 |- | [[SCSI#Interfaces|Ultra Wide SCSI]] (16 bits/20 MHz) || align=right | '''{{val|320|u=Mbit/s}}''' || align=right | {{val|40|u=MB/s}} || |- | [[SCSI#Interfaces|Ultra-2 SCSI 40]] (Fast-40 SCSI) (8 bits/40 MHz) || align=right | '''{{val|320|u=Mbit/s}}''' || align=right | {{val|40|u=MB/s}} || |- |[[SD card|SDHC/SDXC/SDUC]] (UHS-I Full Duplex) || align="right" |'''{{val|400|u=Mbit/s}}''' || align=right | {{val|50|u=MB/s}} || |- | Ultra DMA [[AT Attachment|ATA]] 66 || align=right | '''{{val|533.6|u=Mbit/s}}''' || align=right | {{val|66.7|u=MB/s}} || 2000 |- | Blu-ray Controller (16×) || align=right | '''{{val|576|u=Mbit/s}}''' || align=right | {{val|72|u=MB/s}} || |- | [[SCSI#Interfaces|Ultra-2 wide SCSI]] (16 bits/40 MHz)|| align=right | '''{{val|640|u=Mbit/s}}''' || align=right | {{val|80|u=MB/s}} || |- | [[Serial Storage Architecture|Serial Storage Architecture SSA]] || align=right | '''{{val|640|u=Mbit/s}}''' || align=right | {{val|80|u=MB/s}} || 1990 |- | Ultra DMA [[AT Attachment|ATA]] 100 || align=right | '''{{val|800|u=Mbit/s}}''' || align=right | {{val|100|u=MB/s}} || 2002 |- | [[Fibre Channel]] 1GFC (1.0625 GHz){{efn|name=fibre|Fibre Channel 1GFC, 2GFC, 4GFC use an [[8b/10b encoding]] scheme. Fibre Channel 10GFC, which uses a [[64B/66B encoding]] scheme, is not compatible with 1GFC, 2GFC and 4GFC, and is used only to interconnect switches.}} || align=right | '''{{val|850|u=Mbit/s}}''' || align=right | {{val|103.23|u=MB/s}} || 1997 |- | [[ATA-over-Ethernet|AoE]] over gigabit Ethernet, jumbo frames{{efn|name="AoE 9000"|Minimum overhead is 38 byte L1/L2, 14 byte AoE per 8192 byte user data}} || align=right | '''{{val|1|u=Gbit/s}}''' || align=right | {{val|124.2|u=MB/s}} || 2009 |- | [[iSCSI]] over gigabit Ethernet, [[jumbo frame]]s{{efn|name="iSCSI 9000"|Minimum overhead is 38 byte L1/L2, 20 byte IP, 20 byte TCP per 8960 byte user data}} || align=right | '''{{val|1|u=Gbit/s}}''' || align=right | {{val|123.9|u=MB/s}} || 2004 |- | Ultra DMA [[AT Attachment|ATA]] 133 || align=right | '''{{val|1.064|u=Gbit/s}}''' || align=right | {{val|133|u=MB/s}} || 2005 |- |[[SD card|SDHC/SDXC/SDUC]] (UHS-II Full Duplex) || align="right" |'''{{val|1.25|u=Gbit/s}}''' || align=right | {{val|156|u=MB/s}} || |- | [[SCSI#Interfaces|Ultra-3 SCSI]] (Ultra 160 SCSI; Fast-80 Wide SCSI) (16 bits/40 MHz DDR) || align=right | '''{{val|1.28|u=Gbit/s}}''' || align=right | {{val|160|u=MB/s}} || |- | [[SATA revision 1.0]]{{efn|name=satasas|SATA and SAS use an [[8b/10b encoding]] scheme.}} || align=right | '''{{val|1.500|u=Gbit/s}}''' || align=right | {{val|150|u=MB/s}} {{ref label|8b-10b|a|a}} || 2003 |- | [[Fibre Channel]] 2GFC (2.125 GHz){{efn|name=fibre}} || align=right | '''{{val|1.700|u=Gbit/s}}''' || align=right | {{val|206.5|u=MB/s}} || 2001 |- | [[SCSI#Interfaces|Ultra-320 SCSI]] (Ultra4 SCSI) (16 bits/80 MHz DDR) || align=right | '''{{val|2.560|u=Gbit/s}}''' || align=right | {{val|320|u=MB/s}} || |- | [[Serial Attached SCSI]] (SAS) SAS-1{{efn|name=satasas}} || align=right | '''{{val|3|u=Gbit/s}}''' || align=right | {{val|300|u=MB/s}} {{ref label|8b-10b|a|a}} || 2004 |- | [[SATA Revision 2.0]]{{efn|name=satasas}} || align=right | '''{{val|3|u=Gbit/s}}''' || align=right | {{val|300|u=MB/s}} {{ref label|8b-10b|a|a}} || 2004 |- |[[SD card|SDHC/SDXC/SDUC]] (UHS-III Full Duplex) || align="right" |'''{{val|2.5|u=Gbit/s}}''' || align=right | {{val|312|u=MB/s}} || |- | [[Fibre Channel]] 4GFC (4.25 GHz){{efn|name=fibre}} || align=right | '''{{val|3.4|u=Gbit/s}}''' || align=right | {{val|413|u=MB/s}} || 2004 |- | [[Serial Attached SCSI]] (SAS) SAS-2{{efn|name=satasas}} || align=right | '''{{val|6|u=Gbit/s}}''' || align=right | {{val|600|u=MB/s}} {{ref label|8b-10b|a|a}} || 2009 |- | [[SATA Revision 3.0]]{{efn|name=satasas}} || align=right | '''{{val|6|u=Gbit/s}}''' || align=right | {{val|600|u=MB/s}} {{ref label|8b-10b|a|a}} || 2008 |- | [[Fibre Channel]] 8GFC (8.50 GHz){{efn|name=fibre}} || align=right | '''{{val|6.8|u=Gbit/s}}''' || align=right | {{val|826|u=MB/s}} || 2005 |- |[[SD card|SDHC/SDXC/SDUC]] (SD Express) || align="right" |'''{{val|7.9|u=Gbit/s}}''' || align=right | {{val|985|u=MB/s}} || |- | [[ATA-over-Ethernet|AoE]] over [[10GbE]]{{efn|name="AoE 9000"}} || align=right | '''{{val|10|u=Gbit/s}}''' || align=right | {{val|1.242|u=GB/s}} || 2009 |- | [[iSCSI]] over [[10GbE]]{{efn|name="iSCSI 9000"}} || align=right | '''{{val|10|u=Gbit/s}}''' || align=right | {{val|1.239|u=GB/s}} || 2004 |- | [[FCoE]] over [[10GbE]]{{efn|name="FCoE"|minimum overhead is 38 byte L1/L2, 36 byte FC per 2048 byte user data}} || align=right | '''{{val|10|u=Gbit/s}}''' || align=right | {{val|1.206|u=GB/s}} || 2009 |- | [[Serial Attached SCSI]] (SAS) SAS-3{{efn|name=satasas}} || align=right | '''{{val|12|u=Gbit/s}}''' || align=right | {{val|1.2|u=GB/s}} || 2013 |- | [[Fibre Channel]] 16GFC (14.025 GHz){{efn|name=fibre}} || align=right | '''{{val|13.6|u=Gbit/s}}''' || align=right | {{val|1.652|u=GB/s}} {{ref label|64b-66b|b|b}}|| 2011 |- | [[SATA Express]] || align=right | '''{{val|16|u=Gbit/s}}''' || align=right | {{val|2|u=GB/s}} || 2013 |- | [[Serial Attached SCSI]] (SAS) SAS-4 || align=right | '''{{val|22.5|u=Gbit/s}}''' || align=right | {{val|2.4|u=GB/s}} {{ref label|128b-150b|c|c}} || 2017 |- |[[Universal Flash Storage|UFS]] (version 3.0) || align="right" |'''{{val|23.2|u=Gbit/s}}''' || align=right | {{val|2.9|u=GB/s}} ||2018 |- | [[Fibre Channel]] 32GFC (28.05 GHz){{efn|name=fibre}} || align=right | '''{{val|26.424|u=Gbit/s}}''' || align=right | {{val|3.303|u=GB/s}} {{ref label|64b-66b|b|b}}|| 2016 |- | [[NVMe]] over [[M.2]] or [[U.2]] (using PCI Express 3.0 ×4 link){{efn|name="pci-e3"}} || align=right | '''{{val|32|u=Gbit/s}}''' || align=right | {{val|3.938|u=GB/s}} || 2013 |- | [[iSCSI]] over [[InfiniBand]] 4× || align=right | '''{{val|32|u=Gbit/s}}''' || align=right | {{val|4|u=GB/s}} || 2007 |- | [[NVMe]] over [[M.2]] or [[U.2]] (using PCI Express 4.0 ×4 link) || align=right | '''{{val|64|u=Gbit/s}}''' || align=right | {{val|7.876|u=GB/s}} || 2017 |- | [[iSCSI]] over 100G Ethernet{{efn|name="iSCSI 9000"}} || align=right | '''{{val|100|u=Gbit/s}}''' || align=right | {{val|12.392|u=GB/s}} || 2010 |- | [[FCoE]] over 100G Ethernet{{efn|name="FCoE"}} || align=right | '''{{val|100|u=Gbit/s}}''' || align=right | {{val|12.064|u=GB/s}} || 2010 |- | [[NVMe]] over [[M.2]], [[U.2]], [[U.3]] or [[EDSFF]] (using PCI Express 5.0 ×4 link) || align=right | '''{{val|128|u=Gbit/s}}''' || align=right | {{val|15.754|u=GB/s}} || 2019 |} {{note label|8b-10b|a|a}} Uses [[8b/10b encoding]] {{note label|64b-66b|b|b}} Uses [[64b/66b encoding]] {{note label|128b-150b|c|c}} Uses 128b/150b encoding ====Peripheral====<!-- This section is linked from [[Universal Serial Bus]] --> {|class="wikitable sortable" |- ! Technology !! colspan=2 | Rate !! Year |- | [[Apple Desktop Bus]] || align=right | '''{{val|10.0|u=kbit/s}}''' || align=right | {{val|1.25|u=kB/s}} || 1986 |- | [[PS/2 port]] || align=right | '''{{val|12.0|u=kbit/s}}''' || align=right | {{val|1.5|u=kB/s}} || 1987 |- | Serial [[MIDI]] || align=right | '''{{val|31.25|u=kbit/s}}''' || align=right | {{val|3.9|u=kB/s}} || 1983 |- | [[Commodore bus|CBM Bus]] max{{efn|Proprietary serial version of [[IEEE-488]] by [[Commodore International]]}}<ref>{{Cite web|url=http://cbmmuseum.kuto.de/floppy.html|title=CCOM - Diskettenlaufwerke und Festplatten}}</ref> || align=right | '''{{val|41.6|u=kbit/s}}''' || align=right | {{val|5.1|u=kB/s}} || 1981 |- | Serial [[RS-232]] max || align=right | '''{{val|230.4|u=kbit/s}}''' || align=right | {{val|28.8|u=kB/s}} || 1962 |- | Serial [[DMX512A]] || align=right | '''{{val|250.0|u=kbit/s}}''' || align=right | {{val|31.25|u=kB/s}} || 1998 |- | [[IEEE 1284|Parallel]] ([[Centronics]]/IEEE 1284) || align="right" | '''{{val|1|u=Mbit/s}}''' || align=right | {{val|125|u=kB/s}} || {{sort|1994|1970 (standardized 1994)}} |- | Serial [[16550 UART]] max || align=right | '''{{val|1.5|u=Mbit/s}}''' || align=right | {{val|187.5|u=kB/s}} || |- | [[USB]] 1.0 low speed || align=right | '''{{val|1.536|u=Mbit/s}}''' || align=right | {{val|192|u=kB/s}} || 1996 |- | Serial [[UART]] max || align=right | '''{{val|2.7648|u=Mbit/s}}''' || align=right | {{val|345.6|u=kB/s}} || |- | GPIB/HPIB (IEEE-488.1) [[IEEE-488]] max. || align=right | '''{{val|8|u=Mbit/s}}''' || align=right | {{val|1|u=MB/s}} || {{sort|1976|Late 1960s (standardized 1976)}} |- | Serial [[EIA-422]] max. || align=right | '''{{val|10|u=Mbit/s}}''' || align=right | {{val|1.25|u=MB/s}} || |- | [[USB]] 1.0 full speed || align=right | '''{{val|12|u=Mbit/s}}''' || align=right | {{val|1.5|u=MB/s}} || 1996 |- | [[IEEE 1284|Parallel]] ([[Centronics]]/IEEE 1284) EPP (Enhanced Parallel Port) || align="right" | '''{{val|16|u=Mbit/s}}''' || align=right | {{val|2|u=MB/s}} || 1992 |- |Parallel (Centronics/IEEE 1284) ECP (Extended Capability Port) || align="right" | '''{{val|20|u=Mbit/s}}''' || align="right" | {{val|2.5|u=MB/s}} || 1994 |- | Serial [[EIA-485]] max. || align=right | '''{{val|35|u=Mbit/s}}''' || align=right | {{val|4.375|u=MB/s}} || |- | GPIB/HPIB (IEEE-488.1-2003) [[IEEE-488]] max. || align=right | '''{{val|64|u=Mbit/s}}''' || align=right | {{val|8|u=MB/s}} || |- | [[FireWire]] (IEEE 1394) 100 || align=right | '''{{val|98.304|u=Mbit/s}}''' || align=right | {{val|12.288|u=MB/s}} || 1995 |- | [[FireWire]] (IEEE 1394) 200 || align=right | '''{{val|196.608|u=Mbit/s}}''' || align=right | {{val|24.576|u=MB/s}} || 1995 |- | [[FireWire]] (IEEE 1394) 400 || align=right | '''{{val|393.216|u=Mbit/s}}''' || align=right | {{val|49.152|u=MB/s}} || 1995 |- | [[USB]] 2.0 high speed || align=right | '''{{val|480|u=Mbit/s}}''' || align=right | {{val|60|u=MB/s}} || 2000 |- | [[FireWire]] (IEEE 1394b) 800<ref name=firewireb>FireWire (IEEE 1394b) uses an [[8b/10b encoding]] scheme.</ref> || align=right | '''{{val|786.432|u=Mbit/s}}''' || align=right | {{val|98.304|u=MB/s}} || 2002 |- | [[Fibre Channel]] 1 Gb [[SCSI]] || align=right | '''{{val|1.0625|u=Gbit/s}}''' || align=right | {{val|100|u=MB/s}} || |- | [[FireWire]] (IEEE 1394b) 1600<ref name=firewireb /> || align=right | '''{{val|1.573|u=Gbit/s}}''' || align=right | {{val|196.6|u=MB/s}} || 2007 |- | [[Fibre Channel]] 2 Gb [[SCSI]] || align=right | '''{{val|2.125|u=Gbit/s}}''' || align=right | {{val|200|u=MB/s}} || |- | [[eSATA]] (SATA 300) || align=right | '''{{val|3|u=Gbit/s}}''' || align=right | {{val|300|u=MB/s}} || 2004 |- | [[CoaXPress]] Base (up and down bidirectional link) || align=right | '''{{val|3.125|u=Gbit/s}}''' + '''{{val|20.833|u=Mbit/s}}''' || align=right | {{val|390|u=MB/s}} || 2009 |- | [[FireWire]] (IEEE 1394b) 3200<ref name=firewireb /> || align=right | '''{{val|3.1457|u=Gbit/s}}''' || align=right | {{val|393.216|u=MB/s}} || 2007 |- | [[Cabled PCI Express|External PCI Express 2.0 ×1]] || align=right | '''{{val|4|u=Gbit/s}}''' || align=right | {{val|500|u=MB/s}} || |- | [[Fibre Channel]] 4 Gb [[SCSI]] || align=right | '''{{val|4.25|u=Gbit/s}}''' || align=right | {{val|531.25|u=MB/s}} || |- | [[USB 3.0|USB 3.0 SuperSpeed]] (aka USB<br/>3.1 Gen 1, USB 3.2 Gen 1x1) || align=right | '''{{val|5|u=Gbit/s}}''' || align=right | {{val|500|u=MB/s}} || 2010 |- | [[eSATA]] (SATA 600) || align=right | '''{{val|6|u=Gbit/s}}''' || align=right | {{val|600|u=MB/s}} || 2011 |- | [[CoaXPress]] full (up and down bidirectional link) || align=right | '''{{val|6.25|u=Gbit/s}}''' + '''{{val|20.833|u=Mbit/s}}''' || align=right | {{val|781|u=MB/s}} || 2009 |- | [[Cabled PCI Express|External PCI Express 2.0 ×2]] || align=right | '''{{val|8|u=Gbit/s}}''' || align=right | {{val|1|u=GB/s}} || |- | [[USB 3.0#USB 3.1|USB 3.1 SuperSpeed+]] (aka USB 3.1 Gen 2, USB<br/>3.2 Gen 1x2, USB 3.2 Gen 2x1, USB4 Gen 2×1) || align=right | '''{{val|10|u=Gbit/s}}''' || align=right | {{val|1.212|u=GB/s}} || 2013 |- | [[Cabled PCI Express|External PCI Express 2.0 ×4]] || align=right | '''{{val|16|u=Gbit/s}}''' || align=right | {{val|2|u=GB/s}} || |- | [[Thunderbolt (Intel)|Thunderbolt]] || align=right | {{sort|{{val|20|u=Gbit/s}}|2 × '''{{val|10|u=Gbit/s}}'''}} || align=right | {{sort|{{val|2500|u=MB/s}}|2 × {{val|1.25|u=GB/s}}}} || 2011 |- | [[USB 3.0#USB 3.2|USB 3.2 SuperSpeed+]] (aka USB 3.2 Gen<br/>2×2 USB4 Gen 2×2, USB4 Gen 3×1)<ref>{{cite news |last1=Dent |first1=Steve |title=USB 3.2 doubles your connection speeds with the same port |url=https://www.engadget.com/2017/07/26/usb-3-2-doubles-your-connection-speeds-with-the-same-port/ |access-date=26 July 2017 |publisher=Engadget |date=26 July 2017}}</ref>|| align=right | '''{{val|20|u=Gbit/s}}''' || align=right | {{val|2.424|u=GB/s}} || 2017 |- | [[Thunderbolt (Intel)|Thunderbolt 2]] || align=right | '''{{val|20|u=Gbit/s}}''' || align=right | {{val|2.5|u=GB/s}} || 2013 |- |[[FPGA Mezzanine Card|FPGA Mezzanine Card Plus]] (FMC+)<ref>{{Cite web |title=VITA - Online store product |url=https://www.vita.com/Sys/Store/Products/258953 |access-date=2022-03-23 |website=www.vita.com}}</ref>|| align="right" |'''28 Gbit/s''' || align=right | 3.5 GB/s || 2019 |- | [[Cabled PCI Express|External PCI Express 2.0 ×8]] || align=right | '''{{val|32|u=Gbit/s}}''' || align=right | {{val|4|u=GB/s}} || |- | [[USB4]] Gen 3×2<ref>{{cite web |url=https://www.anandtech.com/show/14048/usb4-specification-40-gbps-type-c-tb3 |title=USB4 Specification Announced: Adopting Thunderbolt 3 Protocol for 40 Gbps USB |last=Shilov |first=Anton |website=www.anandtech.com |access-date=2019-06-26}}</ref>|| align="right" |'''{{val|40|u=Gbit/s}}''' || align=right | {{val|4.8|u=GB/s}} || 2019 |- | [[Thunderbolt (Intel)|Thunderbolt 3 two links]] || align=right | '''{{val|40|u=Gbit/s}}''' || align=right | {{val|5|u=GB/s}} || 2015 |- |[[Thunderbolt 4]]|| align=right | '''{{val|40|u=Gbit/s}}'''|| align=right |{{val|5|u=GB/s}}|| 2020 |- | [[Cabled PCI Express|External PCI Express 2.0 ×16]] || align=right | '''{{val|64|u=Gbit/s}}''' || align=right | {{val|8|u=GB/s}} || |- | [[USB4]] Gen 4 <ref>{{cite press release |url=https://www.businesswire.com/news/home/20220901005211/en/USB-Promoter-Group-Announces-USB4%C2%AE-Version-2.0 |title=USB Promoter Group Announces USB4® Version 2.0 |website=www.businesswire.com |date=September 2022 |access-date=2022-09-01}}</ref>|| align="right" |'''{{val|80|u=Gbit/s}}''' || align=right | {{val|9.6|u=GB/s}} || 2022 |- | [[Thunderbolt 5]]|| align=right | '''{{val|80|u=Gbit/s}}'''|| align=right |{{val|9.6|u=GB/s}}|| 2024 |- | [[USB4]] Gen 4 Asymmetric|| align="right" |'''{{val|120|u=Gbit/s}}''' || align=right | {{val|14.4|u=GB/s}} || 2022 |- | [[Thunderbolt 5]] Asymmetric|| align=right | '''{{val|120|u=Gbit/s}}'''|| align=right |{{val|14.4|u=GB/s}}|| 2024 |} ====[[Medium access control|MAC]] to [[PHY]]==== {|class="wikitable sortable" |- ! rowspan="2" | Technology ! rowspan="2" |Channels ! rowspan="2" |Bits ! colspan="3" |[[Multi-gigabit transceiver|MGT]] Lanes!! colspan="2" | Rate !! rowspan="2" | Year |- !Count !Encoding !Rate ! ! |- |[[Media Independent Interface]] (MII) |1 |4 | | | || align="right" |'''{{val|100|u=Mbit/s}}'''|| align="right" |{{val|12.5|u=MB/s}}|| |- | Reduced MII ([[RMII]]) |1 |2 | | | || align="right" |'''{{val|100|u=Mbit/s}}'''|| align="right" |{{val|12.5|u=MB/s}}|| |- | Serial MII ([[SMII]]) |1 |1 | | | || align="right" |'''{{val|100|u=Mbit/s}}'''|| align="right" |{{val|12.5|u=MB/s}}|| |- | Gigabit MII ([[GMII]]) |1 |8 | | | || align="right" |'''{{val|1.0|u=Gbit/s}}'''|| align="right" |{{val|125|u=MB/s}}|| |- | Reduced gigabit/s MII ([[RGMII]]) |1 |4 | | | || align="right" |'''{{val|1.0|u=Gbit/s}}'''|| align="right" |{{val|125|u=MB/s}}|| |- |Ten-bit interface (TBI) |1 |10 | | | | align="right" |'''{{val|1.0|u=Gbit/s}}''' | align="right" |{{val|125|u=MB/s}} | |- | Serial gigabit/s MII ([[SGMII]]) |1 | |1 |[[8b/10b]] | align="right" |{{val|1.25|u=Gbit/s}}|| align="right" |'''{{val|1.0|u=Gbit/s}}'''|| align="right" |{{val|125|u=MB/s}}|| |- | Reduced serial gigabit/s MII ([[RSGMII]]) |2 | |1 |8b/10b | align="right" |{{val|2.5|u=Gbit/s}}|| align="right" |'''{{val|2.0|u=Gbit/s}}'''|| align="right" |{{val|250|u=MB/s}}|| |- | Reduced serial gigabit/s MII plus ([[RSGMII-PLUS]]) |4 | |1 |8b/10b | align="right" |{{val|5.0|u=Gbit/s}}|| align="right" |'''{{val|4.0|u=Gbit/s}}'''|| align="right" |{{val|500|u=MB/s}}|| |- | Quad serial gigabit/s MII ([[QSGMII]]) |4 | |1 |8b/10b | align="right" |{{val|5.0|u=Gbit/s}}|| align="right" |'''{{val|4.0|u=Gbit/s}}'''|| align="right" |{{val|500|u=MB/s}}|| |- | 10 gigabit/s MII ([[XGMII]]) |1 |32 | | | || align="right" |'''{{val|10.0|u=Gbit/s}}'''|| align="right" |{{val|1.25|u=GB/s}}|| |- | XGMII attachment unit interface ([[XAUI]]) |1 | |4 |8b/10b | align="right" |{{val|3.125|u=Gbit/s}}|| align="right" |'''{{val|10.0|u=Gbit/s}}'''|| align="right" |{{val|1.25|u=GB/s}}|| |- |Reduced Pin XAUI (RXAUI) |1 | |2 |8b/10b | align="right" |{{val|6.25|u=Gbit/s}} | align="right" |'''{{val|10.0|u=Gbit/s}}''' | align="right" |{{val|1.25|u=GB/s}} | |- |XFI/SFI |1 | |1 |[[64b/66b]] | align="right" |{{val|10.3125|u=Gbit/s}} | align="right" |'''{{val|10.0|u=Gbit/s}}''' | align="right" |{{val|1.25|u=GB/s}} | |- |USXGMII |1 | |1 |64b/66b | align="right" |{{val|10.3125|u=Gbit/s}} | align="right" |'''{{val|10.0|u=Gbit/s}}''' | align="right" |{{val|1.25|u=GB/s}} | |- |25 gigabit/s MII (25GMII, on-chip only) |1 | | | | | align="right" |'''{{val|25.0|u=Gbit/s}}''' | align="right" |{{val|3.125|u=GB/s}} | |- |25G AUI (25GAUI) |1 | |1 |64b/66b | align="right" |{{val|25.78125|u=Gbit/s}} | align="right" |'''{{val|25.0|u=Gbit/s}}''' | align="right" |{{val|3.125|u=GB/s}} | |- | 40 gigabit/s MII ([[XLGMII]], on-chip only) |1 | | | | || align="right" |'''{{val|40.0|u=Gbit/s}}'''|| align="right" |{{val|5|u=GB/s}}|| |- | 100 gigabit/s MII ([[CGMII]], on-chip only) |1 | | | | || align="right" |'''{{val|100.0|u=Gbit/s}}'''|| align="right" |{{val|12.5|u=GB/s}}||2008 |- |100G AUI (CAUI-10) |1 | |10 |64b/66b | align="right" |{{val|10.3125|u=Gbit/s}} | align="right" |'''{{val|100.0|u=Gbit/s}}''' | align="right" |{{val|12.5|u=GB/s}} | |- |100G AUI (CAUI-4) |1 | |4 |64b/66b | align="right" |{{val|25.78125|u=Gbit/s}} | align="right" |'''{{val|100.0|u=Gbit/s}}''' | align="right" |{{val|12.5|u=GB/s}} | |} ====[[PHY]] to [[XPDR]]==== {|class="wikitable sortable" |- ! Technology !! colspan=2 | Rate !! Year |- | 10 gigabit/s 16-bit interface ([[XSBI]]; 16 lanes) || align=right | '''{{val|0.995|u=Gbit/s}}''' || align=right | {{val|0.124|u=GB/s}} || |} ===[[Dynamic random-access memory]]=== The table below shows values for [[IBM PC compatible|PC]] memory module types. These modules usually combine multiple chips on one [[circuit board]]. SIMM modules connect to the computer via an 8-bit- or 32-bit-wide interface. RIMM modules used by [[RDRAM]] are 16-bit- or 32-bit-wide.<ref>{{cite web |url=https://www.rambus.com/memory-and-interfaces/rdram-memory-architecture/ |title=RDRAM Memory Architecture}}</ref> DIMM modules connect to the computer via a 64-bit-wide interface. Some other computer architectures use different modules with a different bus width. In a single-channel configuration, only one module at a time can transfer information to the CPU. In multi-channel configurations, multiple modules can transfer information to the CPU at the same time, in parallel. [[FPM DRAM|FPM]], [[EDO DRAM|EDO]], [[SDRAM#SDR SDRAM|SDR]], and [[RDRAM]] memory was not commonly installed in a dual-channel configuration. [[DDR SDRAM|DDR]] and [[DDR2 SDRAM|DDR2]] memory is usually installed in single- or dual-channel configuration. [[DDR3]] memory is installed in single-, dual-, tri-, and quad-channel configurations. Bit rates of multi-channel configurations are the product of the module bit-rate (given below) and the number of channels. {|class="wikitable sortable" |- ! Module type !! Chip type !! Internal clock{{ref label|int-clock|a|a}} !! Bus clock !! Bus speed{{ref label|bus-speed|b|b}} !! colspan=2 | Transfer rate |- | FPM DRAM || 70 ns tRAC || align="right" | {{val|22|ul=MHz}} || align=right | {{val|22|u=MHz}} || align=right | {{val|0.0177|ul=GT/s}}|| align="right" | {{val|1.416|u=Gbit/s}} || align=right | {{val|177|u=MB/s}} |- | EDO DRAM (486 CPU) || 60 ns tRAC || align="right" | {{val|33|u=MHz}} || align=right | {{val|33|u=MHz}} || align=right | {{val|0.0266|u=GT/s}}|| align="right" | {{val|2.128|u=Gbit/s}} || align=right | {{val|266|u=MB/s}} |- | EDO DRAM (Pentium CPU) || 60 ns tRAC || align="right" | {{val|66|u=MHz}} || align=right | {{val|66|u=MHz}} || align=right | {{val|0.066|u=GT/s}} || align="right" | {{val|4.264|u=Gbit/s}} || align=right | {{val|533|u=MB/s}} |- | PC-66 SDR SDRAM || 10/15 ns || align=right | {{val|66|u=MHz}} || align=right | {{val|66|u=MHz}} || align=right | {{val|0.066|u=GT/s}} || align=right | {{val|4.264|u=Gbit/s}} || align=right | {{val|533|u=MB/s}} |- | PC-100 SDR SDRAM || 8 ns || align=right | {{val|100|u=MHz}} || align=right | {{val|100|u=MHz}} || align=right | {{val|0.100|u=GT/s}} || align=right | {{val|6.4|u=Gbit/s}} || align=right | {{val|800|u=MB/s}} |- | PC-133 SDR SDRAM || 7/7.5 ns || align=right | {{val|133|u=MHz}} || align=right | {{val|133|u=MHz}} || align=right | {{val|0.133|u=GT/s}} || align=right | {{val|8.528|u=Gbit/s}} || align=right | {{val|1.066|u=GB/s}} |- | RIMM-1200 RDRAM || PC600 || align=right | {{val|75|u=MHz}} || align=right | {{val|300|u=MHz}} || align=right | {{val|0.600|u=GT/s}} || align=right | {{val|9.6|u=Gbit/s}} || align=right | {{val|1.2|u=GB/s}} |- | RIMM-1400 RDRAM || PC700 || align=right | {{val|87.5|u=MHz}} || align=right | {{val|350|u=MHz}} || align=right | {{val|0.700|u=GT/s}} || align=right | {{val|11.2|u=Gbit/s}} || align=right | {{val|1.4|u=GB/s}} |- | RIMM-1600 RDRAM || PC800 || align=right | {{val|100|u=MHz}} || align=right | {{val|400|u=MHz}} || align=right | {{val|0.800|u=GT/s}} || align=right | {{val|12.8|u=Gbit/s}} || align=right | {{val|1.6|u=GB/s}} |- | PC-1600 DDR SDRAM || DDR-200 || align=right | {{val|100|u=MHz}} || align=right | {{val|100|u=MHz}} || align=right | {{val|0.200|u=GT/s}} || align=right | {{val|12.8|u=Gbit/s}} || align=right | {{val|1.6|u=GB/s}} |- | RIMM-2100 RDRAM || PC1066 || align=right | {{val|133|u=MHz}} || align=right | {{val|533|u=MHz}} || align=right | {{val|1.066|u=GT/s}} || align=right | {{val|17.034|u=Gbit/s}} || align=right | {{val|2.133|u=GB/s}} |- | PC-2100 DDR SDRAM || DDR-266 || align=right | {{val|133|u=MHz}} || align=right | {{val|133|u=MHz}} || align=right | {{val|0.266|u=GT/s}} || align=right | {{val|17.034|u=Gbit/s}} || align=right | {{val|2.133|u=GB/s}} |- | RIMM-2400 RDRAM || PC1200 || align=right | {{val|150|u=MHz}} || align=right | {{val|600|u=MHz}} || align=right | {{val|1.2|u=GT/s}} || align=right | {{val|19.2|u=Gbit/s}} || align=right | {{val|2.4|u=GB/s}} |- | PC-2700 DDR SDRAM || DDR-333 || align=right | {{val|166|u=MHz}} || align=right | {{val|166|u=MHz}} || align=right | {{val|0.333|u=GT/s}} || align=right | {{val|21.336|u=Gbit/s}} || align=right | {{val|2.667|u=GB/s}} |- | PC-3200 DDR SDRAM || DDR-400 || align=right | {{val|200|u=MHz}} || align=right | {{val|200|u=MHz}} || align=right | {{val|0.400|u=GT/s}} || align=right | {{val|25.6|u=Gbit/s}} || align=right | {{val|3.2|u=GB/s}} |- | PC2-3200 DDR2 SDRAM || DDR2-400 || align=right | {{val|100|u=MHz}} || align=right | {{val|200|u=MHz}} || align=right | {{val|0.400|u=GT/s}} || align=right | {{val|25.6|u=Gbit/s}} || align=right | {{val|3.2|u=GB/s}} |- | PC-3500 DDR SDRAM || DDR-433 || align=right | {{val|216|u=MHz}} || align=right | {{val|216|u=MHz}} || align=right | {{val|0.433|u=GT/s}} || align=right | {{val|27.728|u=Gbit/s}} || align=right | {{val|3.466|u=GB/s}} |- | PC-3700 DDR SDRAM || DDR-466 || align=right | {{val|233|u=MHz}} || align=right | {{val|233|u=MHz}} || align=right | {{val|0.466|u=GT/s}} || align=right | {{val|29.864|u=Gbit/s}} || align=right | {{val|3.733|u=GB/s}} |- | PC-4000 DDR SDRAM || DDR-500 || align=right | {{val|250|u=MHz}} || align=right | {{val|250|u=MHz}} || align=right | {{val|0.500|u=GT/s}} || align=right | {{val|32|u=Gbit/s}} || align=right | {{val|4|u=GB/s}} |- | PC-4200 DDR SDRAM || DDR-533 || align=right | {{val|266|u=MHz}} || align=right | {{val|266|u=MHz}} || align=right | {{val|0.533|u=GT/s}} || align=right | {{val|34.128|u=Gbit/s}} || align=right | {{val|4.266|u=GB/s}} |- | PC2-4200 DDR2 SDRAM || DDR2-533 || align=right | {{val|133|u=MHz}} || align=right | {{val|266|u=MHz}} || align=right | {{val|0.533|u=GT/s}} || align=right | {{val|34.128|u=Gbit/s}} || align=right | {{val|4.266|u=GB/s}} |- | PC-4400 DDR SDRAM || DDR-550 || align=right | {{val|275|u=MHz}} || align=right | {{val|275|u=MHz}} || align=right | {{val|0.550|u=GT/s}} || align=right | {{val|35.2|u=Gbit/s}} || align=right | {{val|4.4|u=GB/s}} |- | PC-4800 DDR SDRAM || DDR-600 || align=right | {{val|300|u=MHz}} || align=right | {{val|300|u=MHz}} || align=right | {{val|0.600|u=GT/s}} || align=right | {{val|38.4|u=Gbit/s}} || align=right | {{val|4.8|u=GB/s}} |- | PC2-5300 DDR2 SDRAM || DDR2-667 || align=right | {{val|166|u=MHz}} || align=right | {{val|333|u=MHz}} || align=right | {{val|0.667|u=GT/s}} || align=right | {{val|42.664|u=Gbit/s}} || align=right | {{val|5.333|u=GB/s}} |- | PC2-6000 DDR2 SDRAM || DDR2-750 || align=right | {{val|188|u=MHz}} || align=right | {{val|375|u=MHz}} || align=right | {{val|0.750|u=GT/s}} || align=right | {{val|48|u=Gbit/s}} || align=right | {{val|6|u=GB/s}} |- | PC2-6400 DDR2 SDRAM || DDR2-800 || align=right | {{val|200|u=MHz}} || align=right | {{val|400|u=MHz}} || align=right | {{val|0.800|u=GT/s}} || align=right | {{val|51.2|u=Gbit/s}} || align=right | {{val|6.4|u=GB/s}} |- | PC3-6400 DDR3 SDRAM || DDR3-800 || align=right | {{val|100|u=MHz}} || align=right | {{val|400|u=MHz}} || align=right | {{val|0.800|u=GT/s}} || align=right | {{val|51.2|u=Gbit/s}} || align=right | {{val|6.4|u=GB/s}} |- | PC2-7200 DDR2 SDRAM || DDR2-900 || align=right | {{val|225|u=MHz}} || align=right | {{val|450|u=MHz}} || align=right | {{val|0.900|u=GT/s}} || align=right | {{val|57.6|u=Gbit/s}} || align=right | {{val|7.2|u=GB/s}} |- | PC2-8000 DDR2 SDRAM || DDR2-1000 || align=right | {{val|250|u=MHz}} || align=right | {{val|500|u=MHz}} || align=right | {{val|1|u=GT/s}} || align=right | {{val|64|u=Gbit/s}} || align=right | {{val|8|u=GB/s}} |- | PC2-8500 DDR2 SDRAM || DDR2-1066 || align=right | {{val|266|u=MHz}} || align=right | {{val|533|u=MHz}} || align=right | {{val|1.066|u=GT/s}} || align=right | {{val|68|u=Gbit/s}} || align=right | {{val|8.5|u=GB/s}} |- | PC3-8500 DDR3 SDRAM || DDR3-1066 || align=right | {{val|133|u=MHz}} || align=right | {{val|533|u=MHz}} || align=right | {{val|1.066|u=GT/s}} || align=right | {{val|68|u=Gbit/s}} || align=right | {{val|8.5|u=GB/s}} |- | PC2-8800 DDR2 SDRAM || DDR2-1100 || align=right | {{val|275|u=MHz}} || align=right | {{val|550|u=MHz}} || align=right | {{val|1.1|u=GT/s}} || align=right | {{val|70.4|u=Gbit/s}} || align=right | {{val|8.8|u=GB/s}} |- | PC2-9200 DDR2 SDRAM || DDR2-1150 || align=right | {{val|288|u=MHz}} || align=right | {{val|575|u=MHz}} || align=right | {{val|1.15|u=GT/s}} || align=right | {{val|73.6|u=Gbit/s}} || align=right | {{val|9.2|u=GB/s}} |- | PC2-9600 DDR2 SDRAM || DDR2-1200 || align=right | {{val|300|u=MHz}} || align=right | {{val|600|u=MHz}} || align=right | {{val|1.2|u=GT/s}} || align=right | {{val|76.8|u=Gbit/s}} || align=right | {{val|9.6|u=GB/s}} |- | PC2-10000 DDR2 SDRAM || DDR2-1250 || align=right | {{val|312|u=MHz}} || align=right | {{val|625|u=MHz}} || align=right | {{val|1.25|u=GT/s}} || align=right | {{val|80|u=Gbit/s}} || align=right | {{val|10|u=GB/s}} |- | PC3-10600 DDR3 SDRAM || DDR3-1333 || align=right | {{val|167|u=MHz}} || align=right | {{val|667|u=MHz}} || align=right | {{val|1.333|u=GT/s}} || align=right | {{val|85.336|u=Gbit/s}} || align=right | {{val|10.667|u=GB/s}} |- | PC3-11000 DDR3 SDRAM || DDR3-1375 || align=right | {{val|172|u=MHz}} || align=right | {{val|688|u=MHz}} || align=right | {{val|1.375|u=GT/s}} || align=right | {{val|88|u=Gbit/s}} || align=right | {{val|11|u=GB/s}} |- | PC3-12800 DDR3 SDRAM || DDR3-1600 || align=right | {{val|200|u=MHz}} || align=right | {{val|800|u=MHz}} || align=right | {{val|1.6|u=GT/s}} || align=right | {{val|102.4|u=Gbit/s}} || align=right | {{val|12.8|u=GB/s}} |- | PC3-13000 DDR3 SDRAM || DDR3-1625 || align=right | {{val|203|u=MHz}} || align=right | {{val|813|u=MHz}} || align=right | {{val|1.625|u=GT/s}} || align=right | {{val|104|u=Gbit/s}} || align=right | {{val|13|u=GB/s}} |- | PC3-14400 DDR3 SDRAM || DDR3-1800 || align=right | {{val|225|u=MHz}} || align=right | {{val|900|u=MHz}} || align=right | {{val|1.8|u=GT/s}} || align=right | {{val|115.2|u=Gbit/s}} || align=right | {{val|14.4|u=GB/s}} |- | PC3-14900 DDR3 SDRAM || DDR3-1866 || align=right | {{val|233|u=MHz}} || align=right | {{val|933|u=MHz}} || align=right | {{val|1.866|u=GT/s}} || align=right | {{val|119.464|u=Gbit/s}} || align=right | {{val|14.933|u=GB/s}} |- | PC3-16000 DDR3 SDRAM || DDR3-2000 || align=right | {{val|250|u=MHz}} || align=right | {{val|1000|u=MHz}} || align=right | {{val|2|u=GT/s}} || align=right | {{val|128|u=Gbit/s}} || align=right | {{val|16|u=GB/s}} |- | PC3-17000 DDR3 SDRAM || DDR3-2133 || align=right | {{val|267|u=MHz}} || align=right | {{val|1067|u=MHz}} || align=right | {{val|2.133|u=GT/s}} || align=right | {{val|136.528|u=Gbit/s}} || align=right | {{val|17.066|u=GB/s}} |- | PC4-17000 DDR4 SDRAM || DDR4-2133 || align=right | {{val|267|u=MHz}} || align=right | {{val|1067|u=MHz}} || align=right | {{val|2.133|u=GT/s}} || align=right | {{val|136.5|u=Gbit/s}} || align=right | {{val|17|u=GB/s}} |- | PC3-17600 DDR3 SDRAM || DDR3-2200 || align=right | {{val|275|u=MHz}} || align=right | {{val|1100|u=MHz}} || align=right | {{val|2.2|u=GT/s}} || align=right | {{val|140.8|u=Gbit/s}} || align=right | {{val|17.6|u=GB/s}} |- | PC3-19200 DDR3 SDRAM || DDR3-2400 || align=right | {{val|300|u=MHz}} || align=right | {{val|1200|u=MHz}} || align=right | {{val|2.4|u=GT/s}} || align=right | {{val|153.6|u=Gbit/s}} || align=right | {{val|19.2|u=GB/s}} |- | PC4-19200 DDR4 SDRAM || DDR4-2400 || align=right | {{val|300|u=MHz}} || align=right | {{val|1200|u=MHz}} || align=right | {{val|2.4|u=GT/s}} || align=right | {{val|153.6|u=Gbit/s}} || align=right | {{val|19.2|u=GB/s}} |- | PC3-21300 DDR3 SDRAM || DDR3-2666 || align=right | {{val|333|u=MHz}} || align=right | {{val|1333|u=MHz}} || align=right | {{val|2.666|u=GT/s}} || align=right | {{val|170.5|u=Gbit/s}} || align=right | {{val|21.3|u=GB/s}} |- | PC4-21300 DDR4 SDRAM || DDR4-2666 || align=right | {{val|333|u=MHz}} || align=right | {{val|1333|u=MHz}} || align=right | {{val|2.666|u=GT/s}} || align=right | {{val|170.5|u=Gbit/s}} || align=right | {{val|21.3|u=GB/s}} |- | PC3-24000 DDR3 SDRAM || DDR3-3000 || align=right | {{val|375|u=MHz}} || align=right | {{val|1500|u=MHz}} || align=right | {{val|3.0|u=GT/s}} || align=right | {{val|192|u=Gbit/s}} || align=right | {{val|24|u=GB/s}} |- | PC4-24000 DDR4 SDRAM || DDR4-3000 || align=right | {{val|375|u=MHz}} || align=right | {{val|1500|u=MHz}} || align=right | {{val|3.0|u=GT/s}} || align=right | {{val|192|u=Gbit/s}} || align=right | {{val|24|u=GB/s}} |- | PC4-25600 DDR4 SDRAM || DDR4-3200 || align=right | {{val|400|u=MHz}} || align=right | {{val|1600|u=MHz}} || align=right | {{val|3.2|u=GT/s}} || align=right | {{val|204.8|u=Gbit/s}} || align=right | {{val|25.6|u=GB/s}} |- | PC5-41600 DDR5 SDRAM || DDR5-5200 || align=right |{{val|650|u=MHz}} || align=right | {{val|2600|u=MHz}} || align=right | {{val|5.2|u=GT/s}} || align=right | {{val|332.8|u=Gbit/s}} || align=right | {{val|41.6|u=GB/s}} |- | PC5-44800 DDR5 SDRAM || DDR5-5600 || align=right |{{val|700|u=MHz}} || align=right | {{val|2800|u=MHz}} || align=right | {{val|5.6|u=GT/s}} || align=right | {{val|358.4|u=Gbit/s}} || align=right | {{val|44.8|u=GB/s}} |- | PC5-51200 DDR5 SDRAM || DDR5-6400 || align=right |{{val|800|u=MHz}} || align=right | {{val|3200|u=MHz}} || align=right | {{val|6.4|u=GT/s}} || align=right | {{val|409.6|u=Gbit/s}} || align=right | {{val|51.2|u=GB/s}} |- | PC5-57600 DDR5 SDRAM || DDR5-7200 || align=right |{{val|900|u=MHz}} || align=right | {{val|3600|u=MHz}} || align=right | {{val|7.2|u=GT/s}} || align=right | {{val|460.8|u=Gbit/s}} || align=right | {{val|57.6|u=GB/s}} |- | PC5-64000 DDR5 SDRAM || DDR5-8000 || align=right |{{val|1000|u=MHz}} || align=right | {{val|4000|u=MHz}} || align=right | {{val|8.0|u=GT/s}} || align=right | {{val|512.0|u=Gbit/s}} || align=right | {{val|64.0|u=GB/s}} |- | PC5-70400 DDR5 SDRAM || DDR5-8800 || align=right |{{val|1100|u=MHz}} || align=right | {{val|4400|u=MHz}} || align=right | {{val|8.8|u=GT/s}} || align=right | {{val|563.2|u=Gbit/s}} || align=right | {{val|70.4|u=GB/s}} |} {{note label|int-clock|a|a}} The clock rate at which [[DRAM]] memory cells operate. The [[memory latency]] is largely determined by this rate. Note that until the introduction of [[DDR4]] the internal clock rate saw relatively slow progress. [[DDR SDRAM|DDR]]/[[DDR2 SDRAM|DDR2]]/[[DDR3]] memory uses 2n/4n/8n (respectively) [[SDRAM#DDR SDRAM prefetch architecture|prefetch buffer]] to provide higher throughput, while the internal memory speed remains similar to that of the previous generation. {{note label|bus-speed|b|b}} The memory speed or clock rate advertised by manufactures and suppliers usually refers to this rate (with 1 GT/s = 1 GHz). Note that modern types of memory use [[double data rate|DDR bus]] with two transfers per clock. ===Graphics processing units' RAM=== RAM memory modules are also utilised by [[graphics processing unit]]s; however, memory modules for those differ somewhat from standard computer memory, particularly with lower power requirements, and are specialised to serve GPUs: for example, [[GDDR3]] was fundamentally based on [[DDR2 SDRAM|DDR2]]. Every graphics memory chip is directly connected to the GPU (point-to-point). The total GPU memory bus width varies with the number of memory chips and the number of lanes per chip. For example, GDDR5 specifies either 16 or 32 lanes per ''device'' (chip), while GDDR5X specifies 64 lanes per chip. Over the years, bus widths rose from 64-bit to 512-bit and beyond: e.g. [[High Bandwidth Memory|HBM]] is 1024 bits wide.<ref>[[Comparison of AMD graphics processing units]]</ref> Because of this variability, graphics memory speeds are sometimes compared per pin. For direct comparison to the values for 64-bit modules shown above, video RAM is compared here in 64-lane lots, corresponding to two chips for those devices with 32-bit widths. In 2012, high-end GPUs used 8 or even 12 chips with 32 lanes each, for a total memory bus width of 256 or 384 bits. Combined with a transfer rate per pin of 5 GT/s or more, such cards could reach 240 GB/s or more. RAM frequencies used for a given chip technology vary greatly. Where single values are given below, they are examples from high-end cards.<ref>[[Comparison of Nvidia graphics processing units]]</ref> Since many cards have more than one pair of chips, the total bandwidth is correspondingly higher. For example, high-end cards often have eight chips, each 32 bits wide, so the total bandwidth for such cards is four times the value given below. {|class="wikitable sortable" |- ! Chip type ! Module type !! Memory clock !! Transfers/s !! colspan=2 |Bandwidth |- |[[DDR SDRAM|DDR]] |64 lanes |align=right| {{val|350|ul=MHz}} |align=right| {{val|0.7|ul=GT/s}} |align=right| {{val|44.8|u=Gbit/s}} |align=right| {{val|5.6|u=GB/s}} <!-- GF 6800 --> |- |[[DDR2 SDRAM|DDR2]] |64 lanes |align=right| {{val|250|u=MHz}} |align=right| {{val|1|u=GT/s}} |align=right| {{val|64|u=Gbit/s}} |align=right| {{val|8|u=GB/s}} <!-- GF 5800 Ultra --> |- |[[GDDR3]] |64 lanes |align=right| {{val|625|u=MHz}} |align=right| {{val|2.5|u=GT/s}} |align=right| {{val|159|u=Gbit/s}} |align=right| {{val|19.9|u=GB/s}} <!-- GF GTX 285 --> |- |[[GDDR4]] |64 lanes |align=right| {{val|275|u=MHz}} |align=right| {{val|2.2|u=GT/s}} |align=right| {{val|140.8|u=Gbit/s}} |align=right| {{val|17.6|u=GB/s}} <!-- Rd HD 4670 --> |- |[[GDDR5]]<ref>{{cite web |url=https://www.jedec.org/standards-documents/docs/jesd212c |publisher=JEDEC |title=GRAPHICS DOUBLE DATA RATE (GDDR5) SGRAM STANDARD JESD212C |date=2016-02-01 |access-date=2016-08-10}}</ref> | 64 lanes |align=right| {{val|625|-|1125|u=MHz}} |align=right| {{val|5|-|9|u=GT/s}} |align=right| {{val|320|-|576|u=Gbit/s}} |align=right| {{val|40|-|72|u=GB/s}} |- |[[GDDR5X]]<ref>{{cite web |url=https://www.jedec.org/standards-documents/docs/jesd232a |publisher=JEDEC |title=GRAPHICS DOUBLE DATA RATE (GDDR5X) SGRAM STANDARD JESD232 |date=2015-11-01 |access-date=2016-08-10}}</ref> |64 lanes |align=right| {{val|625|-|875|u=MHz}} |align=right| {{val|10|-|12|u=GT/s}} |align=right| {{val|640|-|768|u=Gbit/s}} |align=right| {{val|80|-|96|u=GB/s}} |- |[[GDDR6]] |64 lanes |align=right| {{val|875|–|1125|u=MHz}} |align=right| {{val|14|-|18|u=GT/s}} |align=right| {{val|896|–|1152|u=Gbit/s}} |align=right| {{val|112|–|144|u=GB/s}} |- |[[GDDR6X]]<ref>{{cite web |title=Doubling I/O Performance with PAM4 - Micron Innovates GDDR6X to Accelerate Graphics Memory |url=https://media-www.micron.com/-/media/client/global/documents/products/technical-marketing-brief/gddr6x_pam4_2x_speed_tech_brief |website=Micron |access-date=11 September 2020}}</ref> |64 lanes |align=right| {{val|594|–|656|u=MHz}} |align=right| {{val|19|-|21|u=GT/s}} |align=right| {{val|1216|–|1344|u=Gbit/s}} |align=right| {{val|152|–|168|u=GB/s}} |- |[[High Bandwidth Memory|HBM]]<ref name="HBM2_anand">{{cite news |last1=Shilov |first1=Anton |title=JEDEC Publishes HBM2 Specification |url=https://www.anandtech.com/show/9969/jedec-publishes-hbm2-specification |access-date=16 May 2017 |publisher=Anandtech |date=20 January 2016}}</ref> |1024 lanes (8 channels @ 128 lanes ea) |align=right| {{val|500|u=MHz}} |align=right| {{val|1|u=GT/s}} |align=right| {{val|1024|u=Gbit/s}} |align=right| {{val|128|u=GB/s}} |- |[[High Bandwidth Memory#HBM 2|HBM2]]<ref name="HBM2_anand" /> |1024 lanes (8 channels @ 128 lanes ea) |align=right| {{val|1000|u=MHz}} |align=right| {{val|2|u=GT/s}} |align=right| {{val|2048|u=Gbit/s}} |align=right| {{val|256|u=GB/s}} |- |[[High Bandwidth Memory#HBM2E|HBM2e]]<ref name="hbm2e_toms">{{cite news |last1=Harding |first1=Scharon |title=What Are HBM, HBM2 and HBM2E? A Basic Definition|url=https://www.tomshardware.com/reviews/glossary-hbm-hbm2-high-bandwidth-memory-definition,5889.html |access-date=4 May 2022 |publisher=Tom's Hardware|date=15 April 2021}}</ref> |1024 lanes (8 channels @ 128 lanes ea) |align=right| {{val|1800|u=MHz}} |align=right| {{val|3.6|u=GT/s}} |align=right| {{val|3686.4|u=Gbit/s}} |align=right| {{val|460.8|u=GB/s}} |- |[[High Bandwidth Memory#HBM 3|HBM3]]<ref name="hbm2e_toms" /><ref name="hbm3_next">{{cite news |last1=Prickett Morgan |first1=Timothy |title=The HBM3 roadmap is just getting started|url=https://www.nextplatform.com/2022/04/06/the-hbm3-roadmap-is-just-getting-started/ |access-date=4 May 2022 |publisher=TheNextPlatform |date=6 April 2022}}</ref> |1024 lanes (16 channels @ 64 lanes ea) |align=right| {{val|3200|u=MHz}} |align=right| {{val|6.4|u=GT/s}} |align=right| {{val|6553.6|u=Gbit/s}} |align=right| {{val|819.2|u=GB/s}} |- |[[High Bandwidth Memory#HBM3E|HBM3E]]<ref name="hbm2e_toms" /><ref name="hbm3_next">{{cite news |last1=Prickett Morgan |first1=Timothy |title=The HBM3 roadmap is just getting started|url=https://www.nextplatform.com/2022/04/06/the-hbm3-roadmap-is-just-getting-started/ |access-date=4 May 2022 |publisher=TheNextPlatform |date=6 April 2022}}</ref> |1024 lanes (16 channels @ 64 lanes ea) |align=right| up to {{val|4900|u=MHz}} |align=right| up to {{val|9.8|u=GT/s}} |align=right| up to {{val|10035|u=Gbit/s}} |align=right| up to {{val|1.25|u=TB/s}} |- | [[Hybrid Memory Cube|HMC]] |128 lanes (8 links @ 16 lanes ea) |align=right| (internal) |align=right| {{val|10|u=GT/s}} |align=right| {{val|2560|u=Gbit/s}} |align=right| {{val|320|u=GB/s}} |- | [[Hybrid Memory Cube|HMC2]] |64 lanes (4 links @ 16 lanes ea) |align=right| (internal) |align=right| {{val|30|u=GT/s}} |align=right| {{val|3840|u=Gbit/s}} |align=right| {{val|480|u=GB/s}} |} ===Digital audio=== {|class="wikitable sortable" |- ! Device !! colspan=2 | Rate |- | [[Red Book (CD standard)|CD Audio (16-bit PCM)]] ||align=right| '''{{val|1.411|u=Mbit/s}}'''||align=right| {{val|176.4|u=kB/s}} |- | [[I²S]]||align=right| '''{{val|2.250|u=Mbit/s}}''' @ 24bit/48 kHz|| align=right| {{val|0.281|u=MB/s}} |- | [[AES/EBU]]||align=right| '''{{val|2.625|u=Mbit/s}}''' @ 24-bit/48 kHz|| align=right| {{val|0.328|u=MB/s}} |- | [[SPDIF|S/PDIF fs 48kHz]] ||align=right| '''{{val|3.072|u=Mbit/s}}'''||align=right| {{val|0.384|u=MB/s}} |- | [[ADAT Lightpipe]] (Type I)|| align=right| '''{{val|9.216|u=Mbit/s}}''' || align=right| 1.152 {{not a typo|MB/s}} |- | [[AC'97]]|| align=right| '''{{val|12.288|u=Mbit/s}}''' || align=right| {{val|1.536|u=MB/s}} |- | [[HDMI]]||align=right| '''{{val|36.864|u=Mbit/s}}''' || align=right| {{val|4.608|u=MB/s}} |- | [[DisplayPort]] ||align=right| '''{{val|36.864|u=Mbit/s}}''' || align=right| {{val|4.608|u=MB/s}} |- | [[Intel High Definition Audio]] rev. 1.0<ref name="hda1">[https://www.intel.com.au/content/dam/www/public/us/en/documents/product-specifications/high-definition-audio-specification.pdf High Definition Audio Specification], Revision 1.0a, 2010</ref>|| align=right| '''{{val|48|u=Mbit/s}} outbound; {{nowrap|24 Mbit/s}} inbound''' || align=right| {{val|6|u=MB/s}} outbound; 3 {{not a typo|MB/s}} inbound |- | [[MADI]]|| align=right| '''{{val|100|u=Mbit/s}}''' || align=right| {{val|12.5|u=MB/s}} |} ===Digital video interconnects=== Data rates given are from the video source (e.g., video card) to receiving device (e.g., monitor) only. Out of band and reverse signaling channels are not included. {|class="wikitable sortable" |- ! Device !! colspan=2 | Rate !! Year |- | [[Serial digital interface|HD-SDI]] ([[SMPTE 292M]]) ||align=right| '''{{val|1.485|u=Gbit/s}}''' ||align=right| {{val|0.186|u=GB/s}} || |- | [[Camera Link]] Base (single) 24-bit 85 MHz ||align=right| '''{{val|2.040|u=Gbit/s}}''' ||align=right| {{val|0.255|u=GB/s}} || |- | [[OpenLDI|LVDS Display Interface]]<ref name="LDI">[http://www.videsignline.com/208403647;jsessionid=OD1LDTBAAOB4EQSNDLQCKH0CJUNN2JVN?printableArticle=true Videsignline.com], Panel display interfaces and bandwidth: From TTL, LVDS, TDMS to DisplayPort</ref> ||align=right| '''{{val|2.80|u=Gbit/s}}''' ||align=right| {{val|0.35|u=GB/s}} || |- | [[3G-SDI]] ([[SMPTE 424M]])||align=right| '''{{val|2.97|u=Gbit/s}}''' ||align=right| {{val|0.371|u=GB/s}} || 2006 |- | [[Digital Visual Interface|Single link DVI]] ||align=right| '''{{val|4.95|u=Gbit/s}}''' ||align=right| {{val|0.619|u=GB/s}} {{ref label|8b10b|a|a}} || 1999 |- | [[HDMI]] 1.0<ref name="HDMI1.0">{{cite web |title=HDMI 1.3. What you need to know.htm |website=Octavainc.com |url=http://www.octavainc.com/HDMI%201.3.htm |access-date=2008-10-20 |url-status=dead |archive-url=https://web.archive.org/web/20081205081432/http://www.octavainc.com/HDMI%201.3.htm |archive-date=2008-12-05}}</ref> ||align=right| '''{{val|4.95|u=Gbit/s}}''' ||align=right| {{val|0.619|u=GB/s}} {{ref label|8b10b|a|a}} || 2002 |- | [[Camera Link]] full (dual) 64-bit 85 MHz ||align=right| '''{{val|5.44|u=Gbit/s}}''' ||align=right| {{val|0.680|u=GB/s}} || |- | [[6G-SDI]] (SMPTE 2081)||align=right| '''{{val|5.94|u=Gbit/s}}''' ||align=right| {{val|0.75|u=GB/s}} || 2015 |- | [[DisplayPort]] 1.0 (4-lane Reduced Bit Rate)<ref name="displayport">[http://www.displayport.org/cms/sites/default/files/downloads/DisplayPort_Technical_Overview.pdf Displayport Technical Overview] {{webarchive|url=https://web.archive.org/web/20110726000611/http://www.displayport.org/cms/sites/default/files/downloads/DisplayPort_Technical_Overview.pdf |date=2011-07-26}}, May 2010</ref> ||align=right| '''{{val|6.48|u=Gbit/s}}''' ||align=right| {{val|0.810|u=GB/s}} {{ref label|8b10b|a|a}} || 2006 |- | [[Digital Visual Interface|Dual link DVI]] ||align=right| '''{{val|9.90|u=Gbit/s}}''' ||align=right| {{val|1.238|u=GB/s}} {{ref label|8b10b|a|a}} || 1999 |- | [[Thunderbolt (Intel)|Thunderbolt]] || align=right | {{sort|{{val|20|u=Gbit/s}}|2 × '''{{val|10|u=Gbit/s}}'''}} || align=right | {{sort|{{val|2.5|u=GB/s}}|2 × {{val|1.25|u=GB/s}}}} || 2011 |- | [[HDMI]] 1.3<ref name="HDMI1.3">{{cite web |url=http://www.hdmi.org/learningcenter/faq.aspx#12 |title=HDMI.org |access-date=2008-10-20 |archive-date=2018-02-22 |archive-url=https://web.archive.org/web/20180222200543/https://www.hdmi.org/learningcenter/faq.aspx#12 |url-status=dead}}</ref> ||align=right| '''{{val|10.2|u=Gbit/s}}''' ||align=right| {{val|1.275|u=GB/s}} {{ref label|8b10b|a|a}} || 2006 |- | Dual High-Speed [[OpenLDI|LVDS Display Interface]] ||align=right| '''{{val|10.5|u=Gbit/s}}''' ||align=right| {{val|1.312|u=GB/s}} || |- | [[DisplayPort]] 1.0 (4-lane High Bit Rate)<ref name="displayport"/>||align=right| '''{{val|10.8|u=Gbit/s}}''' ||align=right| {{val|1.35|u=GB/s}} {{ref label|8b10b|a|a}} || 2006 |- | [[12G-SDI]] (SMPTE 2082)||align=right| '''{{val|11.88|u=Gbit/s}}''' ||align=right| {{val|1.5|u=GB/s}} || 2015 |- | [[HDMI]] 2.0<ref name="HDMI2.0">{{cite web |url=http://www.hdmi.org/manufacturer/hdmi_2_0/hdmi_2_0_faq.aspx#119 |title=HDMI.org |access-date=2013-11-07 |archive-date=2019-01-05 |archive-url=https://web.archive.org/web/20190105180631/https://www.hdmi.org/manufacturer/hdmi_2_0/hdmi_2_0_faq.aspx#119 |url-status=dead}}</ref> ||align=right| '''{{val|18.0|u=Gbit/s}}''' ||align=right| {{val|2.25|u=GB/s}} {{ref label|8b10b|a|a}} || 2013 |- | [[Thunderbolt (Intel)|Thunderbolt 2]] || align=right | '''{{val|20|u=Gbit/s}}''' || align=right | {{val|2.5|u=GB/s}} || 2013 |- | [[DisplayPort]] 1.2 (4-lane High Bit Rate 2)<ref name="displayport"/>||align=right| '''{{val|21.6|u=Gbit/s}}''' ||align=right| {{val|2.7|u=GB/s}} {{ref label|8b10b|a|a}} || 2009 |- | [[DisplayPort]] 1.3 (4-lane High Bit Rate 3)||align=right| '''{{val|32.4|u=Gbit/s}}''' ||align=right| {{val|4.05|u=GB/s}} {{ref label|8b10b|a|a}} || 2014 (2016) |- |DisplayPort 1.4/1.4a||align=right| '''{{val|32.4|u=Gbit/s}}'''||align=right| {{val|4.05|u=GB/s}} || 2016 (2018) |- |[[superMHL]] || align=right | '''{{val|36|u=Gbit/s}}''' || align=right | {{val|4.5|u=GB/s}} || 2015 |- | [[Thunderbolt (Intel)|Thunderbolt 3]] || align=right | '''{{val|40|u=Gbit/s}}''' || align=right | {{val|5|u=GB/s}} || 2015 |- | [[HDMI]] 2.1<ref name="HDMI2.1">{{cite web |url=http://www.hdmi.org/manufacturer/hdmi_2_1/index.aspx |title=HDMI.org |access-date=2017-01-10 |archive-date=2017-01-06 |archive-url=https://web.archive.org/web/20170106195344/http://www.hdmi.org/manufacturer/hdmi_2_1/index.aspx |url-status=dead}}</ref> ||align=right| '''{{val|48|u=Gbit/s}}''' ||align=right| {{val|6|u=GB/s}} {{ref label|16b-18b|b|b}} || 2017 |- | [[DisplayPort]] 2.0/2.1 (4-lane)<ref name="DisplayPort2.1">{{cite web |url=https://vesa.org/featured-articles/vesa-releases-displayport-2-1-specification/ |title=VESA Releases DisplayPort 2.1 Specification |date=17 October 2022 |access-date=2023-01-19 |archive-date=2022-11-23 |archive-url=https://web.archive.org/web/20221123210847/https://vesa.org/featured-articles/vesa-releases-displayport-2-1-specification/}}</ref>||align=right| '''{{val|80|u=Gbit/s}}''' ||align=right| {{val|10|u=GB/s}} {{ref label|128b-132b|c|c}} || 2019 (2022) |- | [[SMPTE 2110]] over 100 [[Gigabit Ethernet]]|| align=right | '''{{val|100|u=Gbit/s}}''' || align=right | {{val|12.5|u=GB/s}} || 2017 |} {{note label|8b10b|a|a}} Uses [[8b/10b encoding]] (20% coding overhead) {{note label|16b-18b|b|b}} Uses 16b/18b encoding (11% overhead) {{note label|128b-132b|c|c}} Uses 128b/132b encoding (3% overhead)
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