Nom du GPU | M97 | RV670 |
---|---|---|
Architecture | TeraScale | TeraScale |
Fonderie | TSMC | TSMC |
Taille du processus | 40 nm | 55 nm |
Transistors | 826 million | 666 million |
Taille des matrices | 137 mm² | 192 mm² |
GPU variant | — | RV670 PRO (215-0708003) |
Date de publication | Mar 3rd, 2009 | — |
---|---|---|
Génération | M9x (Mobility HD 4800) | — |
Production | End-of-life | — |
Bus interface | PCIe 2.0 x16 | — |
Critiques | 2 in our database | — |
Prédécesseur | M8x | — |
Successeur | Manhattan | — |
GPU clock | 550 MHz | 668 MHz |
---|---|---|
Mémoire clock | 700 MHz 2.8 Gbps effective | 828 MHz 1656 Mbps effective |
Taille de la mémoire | 1024 MB | 512 MB |
---|---|---|
Type de mémoire | GDDR5 | GDDR3 |
Bus mémoire | 128 bit | 256 bit |
Bande passante | 44.80 GB/s | 52.99 GB/s |
Shading units | 640 | 320 |
---|---|---|
TMUs | 32 | 16 |
ROPs | 16 | 16 |
Compute units | 8 | 4 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 128 KB | 256 KB |
Taux de pixel | 8.800 GPixel/s | 10.69 GPixel/s |
---|---|---|
Taux de texture | 17.60 GTexel/s | 10.69 GTexel/s |
FP32 (float) performance | 704.0 GFLOPS | 427.5 GFLOPS |
FP64 (double) performance | 140.8 GFLOPS (1:5) | 85.50 GFLOPS (1:5) |
TDP | unknown | 75 W |
---|---|---|
Sorties | No outputs | 2x DVI1x S-Video |
Taille Slot | — | Single-slot |
Suggestions pour le PSU | — | 250 W |
Connecteurs de puissance | — | 1x 8-pin |
Board number | — | B340 |
DirectX | 10.1 (10_1) | 10.1 (10_1) |
---|---|---|
OpenGL | 3.3 | 3.3 (full) 4.0 (partial) |
OpenCL | 1.1 | — |
Vulkan | — | — |
Shader model | 4.1 | 4.1 |
Date de publication | — | Jan 3rd, 2008 |
---|---|---|
Génération | — | Radeon R600 |
Production | — | End-of-life |
Bus interface | — | AGP 8x |
Critiques | — | 71 in our database |
Prédécesseur | — | Radeon R500 PCIe |
Successeur | — | Radeon R700 |