GPU model | R420 | C61 |
---|---|---|
GPU variant | R420 SE | NF-6100-405-N-A2 |
Architecture | R400 | Curie |
Foundry | TSMC | — |
Manufacturing process | 130 nm | 90 nm |
Number of transistors | 160 million | unknown |
Die size | 281 mm² | unknown |
Release date | Sep 1st, 2004 | — |
---|---|---|
Generation | Radeon R400 AGP | — |
Production | End-of-life | — |
Interface | AGP 8x | — |
Reviews | 226 in our database | — |
Predecessor | Radeon R300 | — |
Successor | Radeon R500 AGP | — |
GPU clock | 450 MHz | 425 MHz |
---|---|---|
Memory clock | 400 MHz 800 Mbps effective | System Shared |
Memory size | 256 MB | System Shared |
---|---|---|
Memory type | DDR | System Shared |
Memory bus width | 256 bit | System Shared |
Bandwidth | 25.60 GB/s | System Dependent |
Pixel shaders | 8 | 2 |
---|---|---|
Vertex shaders | 6 | 1 |
TMUs | 8 | 1 |
ROPs | 8 | 1 |
Pixel rate | 3.600 GPixel/s | 425.0 MPixel/s |
---|---|---|
Vertex rate | 675.0 MVertices/s | 106.3 MVertices/s |
Texture rate | 3.600 GTexel/s | 425.0 MTexel/s |
Slot width | Single-slot | IGP |
---|---|---|
TDP | unknown | unknown |
Suggested PSU | 200 W | — |
Outputs | 1x DVI1x VGA1x S-Video | No outputs |
Power connectors | 1x Molex | — |
DirectX | 9.0b (9_2) | 9.0c (9_3) |
---|---|---|
OpenGL | 2.1 | 2.1 |
OpenCL | — | — |
Vulkan | — | — |
Pixel shader | 2.0b | — |
Vertex shader | 2.0b | — |
Shader model | — | 3.0 |
Release date | — | Oct 11th, 2004 |
---|---|---|
Generation | — | GeForce 6 IGP |
Production | — | End-of-life |
Interface | — | PCI |
Predecessor | — | GeForce 4 MX IGP |
Successor | — | GeForce 7 IGP |