Nom du GPU | Cedar | RV630 |
---|---|---|
Architecture | TeraScale 2 | TeraScale |
Fonderie | TSMC | TSMC |
Taille du processus | 40 nm | 65 nm |
Transistors | 292 million | 390 million |
Taille des matrices | 59 mm² | 153 mm² |
Date de publication | Jan 5th, 2012 | Feb 21st, 2008 |
---|---|---|
Génération | Southern Islands | Radeon R600 |
Production | End-of-life | End-of-life |
Bus interface | PCIe 2.0 x16 | PCIe 1.0 x16 |
Prédécesseur | Northern Islands | Radeon R500 PCIe |
Successeur | Sea Islands | Radeon R700 |
Critiques | — | 82 in our database |
GPU clock | 650 MHz | 700 MHz |
---|---|---|
Mémoire clock | 800 MHz 1600 Mbps effective | 800 MHz 1600 Mbps effective |
Taille de la mémoire | 512 MB | 256 MB |
---|---|---|
Type de mémoire | GDDR3 | GDDR3 |
Bus mémoire | 64 bit | 128 bit |
Bande passante | 12.80 GB/s | 25.60 GB/s |
Shading units | 80 | 120 |
---|---|---|
TMUs | 8 | 8 |
ROPs | 4 | 4 |
Compute units | 2 | 3 |
Cache L1 | 8 KB (per CU) | — |
Cache L2 | 128 KB | 64 KB |
Taux de pixel | 2.600 GPixel/s | 2.800 GPixel/s |
---|---|---|
Taux de texture | 5.200 GTexel/s | 5.600 GTexel/s |
FP32 (float) performance | 104.0 GFLOPS | 168.0 GFLOPS |
Taille Slot | Single-slot | Single-slot |
---|---|---|
Longueur | 168 mm 6.6 inches | — |
TDP | 19 W | 45 W |
Suggestions pour le PSU | 200 W | 200 W |
Sorties | 1x DVI1x HDMI | 2x DVI |
Connecteurs de puissance | None | None |
Board number | C027 | B148 |
DirectX | 11.2 (11_0) | 10.0 (10_0) |
---|---|---|
OpenGL | 4.4 | 3.3 |
OpenCL | 1.2 | — |
Vulkan | — | — |
Shader model | 5.0 | 4.0 |