GPU model | R420 | G72 |
---|---|---|
GPU variant | R420 XT | GF-7300LE-N-A3 |
Architecture | R400 | Curie |
Foundry | TSMC | TSMC |
Manufacturing process | 130 nm | 90 nm |
Number of transistors | 160 million | 112 million |
Die size | 281 mm² | 81 mm² |
Release date | May 1st, 2004 | Mar 22nd, 2006 |
---|---|---|
Generation | Radeon R400 AGP | GeForce 7 PCIe |
Production | End-of-life | End-of-life |
Interface | AGP 8x | PCIe 1.0 x16 |
Reviews | 226 in our database | 42 in our database |
Predecessor | Radeon R300 | GeForce 6 PCIe |
Successor | Radeon R500 AGP | GeForce 8 |
GPU clock | 520 MHz | 450 MHz |
---|---|---|
Memory clock | 560 MHz 1120 Mbps effective | 324 MHz 648 Mbps effective |
Memory size | 256 MB | 128 MB |
---|---|---|
Memory type | GDDR3 | DDR2 |
Memory bus width | 256 bit | 64 bit |
Bandwidth | 35.84 GB/s | 5.184 GB/s |
Pixel shaders | 16 | 4 |
---|---|---|
Vertex shaders | 6 | 3 |
TMUs | 16 | 4 |
ROPs | 16 | 2 |
Pixel rate | 8.320 GPixel/s | 900.0 MPixel/s |
---|---|---|
Vertex rate | 780.0 MVertices/s | 337.5 MVertices/s |
Texture rate | 8.320 GTexel/s | 1.800 GTexel/s |
Slot width | Single-slot | Single-slot |
---|---|---|
TDP | 63 W | unknown |
Suggested PSU | 250 W | 200 W |
Outputs | 1x DVI1x VGA1x S-Video | 1x DVI1x S-Video |
Power connectors | 1x Molex | None |
Board number | A261 | P381 |
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 |