Nom du GPU | Redwood | G92 |
---|---|---|
GPU variant | Redwood LE | G92-270-A2 |
Architecture | TeraScale 2 | Tesla |
Fonderie | TSMC | TSMC |
Taille du processus | 40 nm | 65 nm |
Transistors | 627 million | 754 million |
Taille des matrices | 104 mm² | 324 mm² |
Date de publication | Feb 9th, 2010 | Feb 1st, 2008 |
---|---|---|
Génération | Evergreen | GeForce 8 |
Production | End-of-life | End-of-life |
Bus interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
Critiques | 42 in our database | 403 in our database |
Prédécesseur | Radeon R700 | GeForce 7 PCIe |
Successeur | Northern Islands | GeForce 9 |
GPU clock | 550 MHz | 600 MHz |
---|---|---|
Mémoire clock | 667 MHz 1334 Mbps effective | 900 MHz 1800 Mbps effective |
Shader clock | — | 1500 MHz |
Taille de la mémoire | 1024 MB | 512 MB |
---|---|---|
Type de mémoire | GDDR3 | GDDR3 |
Bus mémoire | 128 bit | 256 bit |
Bande passante | 21.34 GB/s | 57.60 GB/s |
Shading units | 320 | 112 |
---|---|---|
TMUs | 16 | 56 |
ROPs | 8 | 16 |
Compute units | 4 | — |
Cache L1 | 8 KB (per CU) | — |
Cache L2 | 256 KB | 64 KB |
Comptage SM | — | 14 |
Taux de pixel | 4.400 GPixel/s | 9.600 GPixel/s |
---|---|---|
Taux de texture | 8.800 GTexel/s | 33.60 GTexel/s |
FP32 (float) performance | 352.0 GFLOPS | 336.0 GFLOPS |
Taille Slot | Single-slot | Single-slot |
---|---|---|
Longueur | 165 mm 6.5 inches | 229 mm 9 inches |
TDP | 39 W | 125 W |
Suggestions pour le PSU | 200 W | 300 W |
Sorties | 1x DVI1x HDMI1x VGA | 2x DVI |
Connecteurs de puissance | — | 1x 6-pin |
DirectX | 11.2 (11_0) | 11.1 (10_0) |
---|---|---|
OpenGL | 4.4 | 3.3 |
OpenCL | 1.2 | 1.1 |
Vulkan | — | — |
Shader model | 5.0 | 4.0 |
CUDA | — | 1.1 |