GPU model | R423 | 18800-1 |
---|---|---|
GPU variant | R423 PRO | — |
Architecture | R400 | Wonder |
Foundry | TSMC | NEC |
Manufacturing process | 130 nm | 800 nm |
Number of transistors | 160 million | unknown |
Die size | 289 mm² | 90 mm² |
Release date | May 1st, 2004 | Feb 5th, 1990 |
---|---|---|
Generation | Radeon R400 PCIe | VGA |
Production | End-of-life | End-of-life |
Interface | PCIe 1.0 x16 | PCI |
Reviews | 226 in our database | — |
Predecessor | Radeon R300 | EGA |
Successor | Radeon R500 PCIe | Mach 8 |
GPU clock | 475 MHz | 10 MHz |
---|---|---|
Memory clock | 450 MHz 900 Mbps effective | 10 MHz |
Memory size | 256 MB | 256 KB |
---|---|---|
Memory type | GDDR3 | DRAM |
Memory bus width | 256 bit | 32 bit |
Bandwidth | 28.80 GB/s | 40.00 MB/s |
Pixel shaders | 12 | 1 |
---|---|---|
Vertex shaders | 6 | 0 |
TMUs | 12 | 0 |
ROPs | 12 | 1 |
Pixel rate | 5.700 GPixel/s | 10.00 MPixel/s |
---|---|---|
Vertex rate | 712.5 MVertices/s | — |
Texture rate | 5.700 GTexel/s | 0 MTexel/s |
Slot width | Single-slot | Single-slot |
---|---|---|
TDP | 48 W | unknown |
Suggested PSU | 200 W | 200 W |
Outputs | 1x DVI1x VGA1x S-Video | 1x VGA |
Power connectors | 1x Molex | — |
DirectX | 9.0b (9_2) | — |
---|---|---|
OpenGL | 2.1 | — |
OpenCL | — | — |
Vulkan | — | — |
Pixel shader | 2.0b | — |
Vertex shader | 2.0b | — |