Nom du GPU | R420 | G72 |
---|---|---|
GPU variant | R420 XT | — |
Architecture | R400 | Curie |
Fonderie | TSMC | TSMC |
Taille du processus | 130 nm | 90 nm |
Transistors | 160 million | 112 million |
Taille des matrices | 281 mm² | 81 mm² |
Date de publication | May 1st, 2004 | Mar 22nd, 2006 |
---|---|---|
Génération | Radeon R400 AGP | GeForce 7 PCIe |
Production | End-of-life | End-of-life |
Bus interface | AGP 8x | PCIe 1.0 x16 |
Critiques | 226 in our database | — |
Prédécesseur | Radeon R300 | GeForce 6 PCIe |
Successeur | Radeon R500 AGP | GeForce 8 |
GPU clock | 520 MHz | 475 MHz |
---|---|---|
Mémoire clock | 560 MHz 1120 Mbps effective | 405 MHz 810 Mbps effective |
Taille de la mémoire | 256 MB | 64 MB |
---|---|---|
Type de mémoire | GDDR3 | DDR2 |
Bus mémoire | 256 bit | 64 bit |
Bande passante | 35.84 GB/s | 6.480 GB/s |
Pixel shaders | 16 | 8 |
---|---|---|
Vertex shaders | 6 | 5 |
TMUs | 16 | 8 |
ROPs | 16 | 4 |
Taux de pixel | 8.320 GPixel/s | 1.900 GPixel/s |
---|---|---|
Vertex rate | 780.0 MVertices/s | 593.8 MVertices/s |
Taux de texture | 8.320 GTexel/s | 3.800 GTexel/s |
Taille Slot | Single-slot | Single-slot |
---|---|---|
TDP | 63 W | unknown |
Suggestions pour le PSU | 250 W | 200 W |
Sorties | 1x DVI1x VGA1x S-Video | 1x DVI1x VGA1x S-Video |
Connecteurs de puissance | 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 |