Editing Geode (processor) (section)

== National Semiconductor Geode ==
===Geode GXm===
Rebranded Cyrix [[MediaGX]]m. Returns "CyrixInstead" on [[CPUID]].
* 0.35&nbsp;μm four-layer metal CMOS
* [[MMX (instruction set)|MMX]] instructions
* Core speed: 180, 200, 233, 266&nbsp;MHz
* 3.3&nbsp;V I/O, 2.9&nbsp;V core
* 16&nbsp;KB four-way set associative write-back unified (I&D) [[L1 cache]], 2 or 4&nbsp;KB of which can be reserved as I/O scratchpad RAM for use by the integrated graphics core (e.g. for bitblits)
* 30-33&nbsp;MHz PCI bus interconnect with CPU bus
* 64-bit [[SDRAM]] interface
* [[Static core|Fully static]] design
* CS5530 companion chip (implements sound and video functions)
* VSA architecture
* 1280×1024×8 or 1024×768×16 display

===Geode GXLV===
* Die-shrunk GXm
* 0.25&nbsp;μm four-layer metal CMOS
* Core speed: 166, 180, 200, 233, 266&nbsp;MHz
* 3.3&nbsp;V I/O, 2.2, 2.5, 2.9&nbsp;V core
* Typical power: 1.0&nbsp;W at 2.2&nbsp;V/166&nbsp;MHz, 2.5&nbsp;W at 2.9&nbsp;V/266&nbsp;MHz

===Geode GX1===
[[Image:Geode GX1 233.jpg|thumb|National Semiconductor Geode GX1, 233&nbsp;MHz]]
* Die-shrunk GXLV
* 0.18&nbsp;μm four-layer metal CMOS
* Core speed: 200, 233, 266, 300, 333&nbsp;MHz
* 3.3&nbsp;V I/O, 1.8, 2.0, 2.2&nbsp;V core
* Typical power: 0.8&nbsp;W at 1.8&nbsp;V/200&nbsp;MHz, 1.4&nbsp;W at 2.2&nbsp;V/333&nbsp;MHz
* 64-bit [[SDRAM]] interface, up to 111&nbsp;MHz
* CS5530A companion chip
* 60&nbsp;Hz VGA refresh rate

National Semiconductor/AMD SC1100 is based on the Geode GX1 core and the CS5530 support chip.

===Geode GX2===
Announced by National Semiconductor Corporation October, 2001 at Microprocessor Forum. First demonstration at [[COMPUTEX]] Taiwan, June, 2002.
* 0.15&nbsp;μm process technology
* [[MMX (instruction set)|MMX]] and [[3DNow!]] instructions
* 16&nbsp;KB Instruction and 16&nbsp;KB Data L1 cache
* GeodeLink architecture, 6&nbsp;[[gigabyte|GB]]/s on-chip bandwidth, up to 2&nbsp;GB/s memory bandwidth
* Integrated 64-bit PC133 SDRAM and [[DDR SDRAM|DDR266]] controller
* Clockrate: 266, 333, and 400&nbsp;MHz
* 33&nbsp;MHz PCI bus interconnect with CPU bus
* 3 PCI masters supported
* 1600×1200 24-bit display with video scaling
* CRT DACs and an UMA DSTN/TFT controller.
* Geode CS5535 or CS5536 companion chip

===Geode SCxx00 Series===
Developed by National Tel Aviv (NSTA) based on IP from Longmont and other sources.

Applications:
* The SC3200 was used in the [[Tatung Company|Tatung]] TWN-5213 CU.