Nom du GPU | RV670 | Whistler |
---|---|---|
Architecture | TeraScale | TeraScale 2 |
Fonderie | TSMC | TSMC |
Taille du processus | 55 nm | 40 nm |
Transistors | 666 million | 716 million |
Taille des matrices | 192 mm² | 104 mm² |
GPU variant | — | Whistler XT (216-0810001) |
Date de publication | Nov 8th, 2007 | — |
---|---|---|
Génération | FireStream | — |
Production | End-of-life | — |
Bus interface | PCIe 2.0 x16 | — |
GPU clock | 800 MHz | 600 MHz |
---|---|---|
Mémoire clock | 800 MHz 1600 Mbps effective | 900 MHz 1800 Mbps effective |
Taille de la mémoire | 2 GB | 1024 MB |
---|---|---|
Type de mémoire | GDDR3 | GDDR3 |
Bus mémoire | 256 bit | 128 bit |
Bande passante | 51.20 GB/s | 28.80 GB/s |
Shading units | 320 | 480 |
---|---|---|
TMUs | 16 | 24 |
ROPs | 16 | 16 |
Compute units | 4 | 6 |
Cache L2 | 256 KB | 256 KB |
Cache L1 | — | 8 KB (per CU) |
Taux de pixel | 12.80 GPixel/s | 9.600 GPixel/s |
---|---|---|
Taux de texture | 12.80 GTexel/s | 14.40 GTexel/s |
FP32 (float) performance | 512.0 GFLOPS | 576.0 GFLOPS |
FP64 (double) performance | 102.4 GFLOPS (1:5) | — |
Taille Slot | Dual-slot | — |
---|---|---|
Longueur | 241 mm 9.5 inches | — |
Taille | 111 mm 4.4 inches | — |
TDP | 105 W | 20 W |
Suggestions pour le PSU | 300 W | — |
Sorties | 2x DVI1x S-Video | No outputs |
Connecteurs de puissance | 1x 6-pin | — |
DirectX | 10.1 (10_1) | 11.2 (11_0) |
---|---|---|
OpenGL | 3.3 (full) 4.0 (partial) | 4.4 |
OpenCL | — | 1.2 |
Vulkan | — | — |
Shader model | 4.1 | 5.0 |
Date de publication | — | Jul 1st, 2012 |
---|---|---|
Génération | — | London (HD 7600M) |
Production | — | End-of-life |
Bus interface | — | PCIe 2.0 x16 |
Prédécesseur | — | Vancouver |
Successeur | — | Solar System |