Nom du GPU | RV770 | GF108 |
---|---|---|
GPU variant | RV770 LE (215-0669075) | GF108-300-A1 |
Architecture | TeraScale | Fermi |
Fonderie | TSMC | TSMC |
Taille du processus | 55 nm | 40 nm |
Transistors | 956 million | 585 million |
Taille des matrices | 256 mm² | 116 mm² |
Date de publication | Oct 21st, 2008 | — |
---|---|---|
Génération | Radeon R700 | — |
Production | End-of-life | — |
Prix de lancement | 130 USD | — |
Bus interface | PCIe 2.0 x16 | — |
Critiques | 43 in our database | — |
Prédécesseur | Radeon R600 | — |
Successeur | Evergreen | — |
GPU clock | 575 MHz | 672 MHz |
---|---|---|
Mémoire clock | 900 MHz 1800 Mbps effective | 785 MHz 3.1 Gbps effective |
Shader clock | — | 1344 MHz |
Taille de la mémoire | 512 MB | 1024 MB |
---|---|---|
Type de mémoire | GDDR3 | GDDR5 |
Bus mémoire | 256 bit | 64 bit |
Bande passante | 57.60 GB/s | 25.12 GB/s |
Shading units | 640 | 96 |
---|---|---|
TMUs | 32 | 16 |
ROPs | 16 | 4 |
Compute units | 8 | — |
Cache L1 | 16 KB (per CU) | 64 KB (per SM) |
Cache L2 | 256 KB | 128 KB |
Comptage SM | — | 2 |
Taux de pixel | 9.200 GPixel/s | 2.688 GPixel/s |
---|---|---|
Taux de texture | 18.40 GTexel/s | 10.75 GTexel/s |
FP32 (float) performance | 736.0 GFLOPS | 258.0 GFLOPS |
FP64 (double) performance | 147.2 GFLOPS (1:5) | 21.50 GFLOPS (1:12) |
Taille Slot | Single-slot | MXM Module |
---|---|---|
Longueur | 246 mm 9.7 inches | — |
Taille | 111 mm 4.4 inches | — |
Taille | 20 mm 0.8 inches | — |
TDP | 95 W | 25 W |
Suggestions pour le PSU | 250 W | — |
Sorties | 2x DVI1x S-Video | No outputs |
Connecteurs de puissance | 1x 6-pin | — |
Board number | B501-31 | — |
DirectX | 10.1 (10_1) | 12 (11_0) |
---|---|---|
OpenGL | 3.3 | 4.6 |
OpenCL | 1.1 | 1.1 |
Vulkan | — | — |
Shader model | 4.1 | 5.1 |
CUDA | — | 2.1 |
Date de publication | — | Sep 17th, 2012 |
---|---|---|
Génération | — | NVS Mobile (x200M) |
Production | — | End-of-life |
Bus interface | — | MXM |
Critiques | — | 26 in our database |