Nom du GPU | Whistler | RV670 |
---|---|---|
GPU variant | Whistler PRO (216-0810005) | RV670 PRO (215-0708003) |
Architecture | TeraScale 2 | TeraScale |
Fonderie | TSMC | TSMC |
Taille du processus | 40 nm | 55 nm |
Transistors | 716 million | 666 million |
Taille des matrices | 104 mm² | 192 mm² |
Date de publication | Mar 28th, 2012 | — |
---|---|---|
Génération | London (HD 7600M) | — |
Production | End-of-life | — |
Bus interface | PCIe 2.0 x16 | — |
Prédécesseur | Vancouver | — |
Successeur | Solar System | — |
GPU clock | 485 MHz | 669 MHz |
---|---|---|
Mémoire clock | 800 MHz 1600 Mbps effective | 828 MHz 1656 Mbps effective |
Taille de la mémoire | 1024 MB | 512 MB |
---|---|---|
Type de mémoire | DDR3 | GDDR3 |
Bus mémoire | 128 bit | 256 bit |
Bande passante | 25.60 GB/s | 52.99 GB/s |
Shading units | 480 | 320 |
---|---|---|
TMUs | 24 | 16 |
ROPs | 8 | 16 |
Compute units | 6 | 4 |
Cache L1 | 8 KB (per CU) | — |
Cache L2 | 256 KB | 256 KB |
Taux de pixel | 3.880 GPixel/s | 10.70 GPixel/s |
---|---|---|
Taux de texture | 11.64 GTexel/s | 10.70 GTexel/s |
FP32 (float) performance | 465.6 GFLOPS | 428.2 GFLOPS |
FP64 (double) performance | — | 85.63 GFLOPS (1:5) |
TDP | 20 W | 140 W |
---|---|---|
Sorties | No outputs | 2x DVI1x S-Video |
Taille Slot | — | Dual-slot |
Longueur | — | 267 mm 10.5 inches |
Suggestions pour le PSU | — | 300 W |
DirectX | 11.2 (11_0) | 10.1 (10_1) |
---|---|---|
OpenGL | 4.4 | 3.3 (full) 4.0 (partial) |
OpenCL | 1.2 | — |
Vulkan | — | — |
Shader model | 5.0 | 4.1 |
Date de publication | — | Apr 4th, 2008 |
---|---|---|
Génération | — | Radeon R600 |
Production | — | End-of-life |
Prix de lancement | — | 349 USD |
Bus interface | — | PCIe 2.0 x16 |
Critiques | — | 1 in our database |
Prédécesseur | — | Radeon R500 PCIe |
Successeur | — | Radeon R700 |