GPU model | R420 | NV17 |
---|---|---|
GPU variant | R420 VE | — |
Architecture | R400 | Celsius |
Foundry | TSMC | TSMC |
Manufacturing process | 130 nm | 150 nm |
Number of transistors | 160 million | 29 million |
Die size | 281 mm² | 65 mm² |
Release date | Sep 1st, 2004 | Dec 22nd, 2003 |
---|---|---|
Generation | Radeon R400 AGP | Quadro4 NVS |
Production | End-of-life | End-of-life |
Interface | AGP 8x | AGP 4x |
Reviews | 226 in our database | 26 in our database |
Predecessor | Radeon R300 | — |
Successor | Radeon R500 AGP | — |
GPU clock | 425 MHz | 250 MHz |
---|---|---|
Memory clock | 398 MHz 796 Mbps effective | 250 MHz 500 Mbps effective |
Memory size | 256 MB | 64 MB |
---|---|---|
Memory type | GDDR3 | DDR |
Memory bus width | 256 bit | 128 bit |
Bandwidth | 25.47 GB/s | 8.000 GB/s |
Pixel shaders | 16 | 2 |
---|---|---|
Vertex shaders | 6 | 0 |
TMUs | 16 | 4 |
ROPs | 16 | 2 |
Pixel rate | 6.800 GPixel/s | 500.0 MPixel/s |
---|---|---|
Vertex rate | 637.5 MVertices/s | — |
Texture rate | 6.800 GTexel/s | 1.000 GTexel/s |
Slot width | Single-slot | Single-slot |
---|---|---|
TDP | unknown | 11 W |
Suggested PSU | 200 W | 200 W |
Outputs | 1x DVI1x VGA1x S-Video | 1x LFH60 |
Power connectors | 1x Molex | None |
Length | — | 168 mm 6.6 inches |
DirectX | 9.0b (9_2) | 7.0 |
---|---|---|
OpenGL | 2.1 | 1.5 |
OpenCL | — | — |
Vulkan | — | — |
Pixel shader | 2.0b | 1.1 |
Vertex shader | 2.0b | 1.1 |