Nom du GPU | RV770 | Ivy Bridge GT2 |
---|---|---|
GPU variant | RV770 LE (215-0669075) | — |
Architecture | TeraScale | Generation 7.0 |
Fonderie | TSMC | Intel |
Taille du processus | 55 nm | 22 nm |
Transistors | 956 million | 1,200 million |
Taille des matrices | 256 mm² | 133 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 | — |
---|---|---|
Mémoire clock | 900 MHz 1800 Mbps effective | System Shared |
Base clock | — | 650 MHz |
Boost clock | — | 1250 MHz |
Taille de la mémoire | 512 MB | System Shared |
---|---|---|
Type de mémoire | GDDR3 | System Shared |
Bus mémoire | 256 bit | System Shared |
Bande passante | 57.60 GB/s | System Dependent |
Shading units | 640 | 128 |
---|---|---|
TMUs | 32 | 16 |
ROPs | 16 | 1 |
Compute units | 8 | — |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 256 KB | — |
Unités d'exécution | — | 16 |
Taux de pixel | 9.200 GPixel/s | 1.250 GPixel/s |
---|---|---|
Taux de texture | 18.40 GTexel/s | 20.00 GTexel/s |
FP32 (float) performance | 736.0 GFLOPS | 320.0 GFLOPS |
FP64 (double) performance | 147.2 GFLOPS (1:5) | 80.00 GFLOPS (1:4) |
Taille Slot | Single-slot | IGP |
---|---|---|
Longueur | 246 mm 9.7 inches | — |
Taille | 111 mm 4.4 inches | — |
Taille | 20 mm 0.8 inches | — |
TDP | 95 W | 45 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) | 11.1 (11_0) |
---|---|---|
OpenGL | 3.3 | 4.0 |
OpenCL | 1.1 | 1.2 |
Vulkan | — | 1.0 |
Shader model | 4.1 | 5.0 |
Date de publication | — | May 14th, 2012 |
---|---|---|
Génération | — | HD Graphics-W (Ivy Bridge) |
Production | — | End-of-life |
Bus interface | — | Ring Bus |
Critiques | — | 1 in our database |