Nom du GPU | R423 | RV620 |
---|---|---|
GPU variant | R423 GL-SE | RV620 LE |
Architecture | R400 | TeraScale |
Fonderie | TSMC | TSMC |
Taille du processus | 130 nm | 55 nm |
Transistors | 160 million | 181 million |
Taille des matrices | 289 mm² | 67 mm² |
Date de publication | May 1st, 2004 | Jan 23rd, 2008 |
---|---|---|
Génération | FireGL | Radeon R600 |
Production | End-of-life | End-of-life |
Bus interface | PCIe 1.0 x16 | PCI |
Critiques | 5 in our database | 7 in our database |
Prédécesseur | — | Radeon R500 PCIe |
Successeur | — | Radeon R700 |
GPU clock | 450 MHz | 600 MHz |
---|---|---|
Mémoire clock | 350 MHz 700 Mbps effective | 400 MHz 800 Mbps effective |
Taille de la mémoire | 128 MB | 512 MB |
---|---|---|
Type de mémoire | DDR | DDR2 |
Bus mémoire | 256 bit | 64 bit |
Bande passante | 22.40 GB/s | 6.400 GB/s |
Pixel shaders | 12 | — |
---|---|---|
Vertex shaders | 6 | — |
TMUs | 12 | 4 |
ROPs | 12 | 4 |
Shading units | — | 40 |
Compute units | — | 2 |
Cache L2 | — | 64 KB |
Taux de pixel | 5.400 GPixel/s | 2.400 GPixel/s |
---|---|---|
Vertex rate | 675.0 MVertices/s | — |
Taux de texture | 5.400 GTexel/s | 2.400 GTexel/s |
FP32 (float) performance | — | 48.00 GFLOPS |
Taille Slot | Single-slot | Single-slot |
---|---|---|
Longueur | 211 mm 8.3 inches | — |
Taille | 111 mm 4.4 inches | — |
TDP | unknown | 25 W |
Suggestions pour le PSU | 200 W | 200 W |
Sorties | 2x DVI1x S-Video | 1x DVI1x S-Video |
Connecteurs de puissance | None | None |
Board number | A457-00 | — |
DirectX | 9.0b (9_2) | 10.1 (10_1) |
---|---|---|
OpenGL | 2.1 | 3.3 |
OpenCL | — | — |
Vulkan | — | — |
Pixel shader | 2.0b | — |
Vertex shader | 2.0b | — |
Shader model | — | 4.1 |