Nom du GPU | RV770 | Coffee Lake GT1 |
---|---|---|
GPU variant | RV770 PRO | — |
Architecture | TeraScale | Generation 9.5 |
Fonderie | TSMC | Intel |
Taille du processus | 55 nm | 14 nm+++ |
Transistors | 956 million | unknown |
Taille des matrices | 256 mm² | unknown |
Date de publication | Jun 16th, 2008 | — |
---|---|---|
Génération | FireStream | — |
Production | End-of-life | — |
Bus interface | PCIe 2.0 x16 | — |
GPU clock | 625 MHz | — |
---|---|---|
Mémoire clock | 993 MHz 1986 Mbps effective | System Shared |
Base clock | — | 300 MHz |
Boost clock | — | 900 MHz |
Taille de la mémoire | 1024 MB | System Shared |
---|---|---|
Type de mémoire | GDDR3 | System Shared |
Bus mémoire | 256 bit | System Shared |
Bande passante | 63.55 GB/s | System Dependent |
Shading units | 800 | 96 |
---|---|---|
TMUs | 40 | 12 |
ROPs | 16 | 2 |
Compute units | 10 | — |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 256 KB | — |
Unités d'exécution | — | 12 |
Taux de pixel | 10.00 GPixel/s | 1.800 GPixel/s |
---|---|---|
Taux de texture | 25.00 GTexel/s | 10.80 GTexel/s |
FP32 (float) performance | 1,000 GFLOPS | 172.8 GFLOPS |
FP64 (double) performance | 200.0 GFLOPS (1:5) | 43.20 GFLOPS (1:4) |
FP16 (half) performance | — | 345.6 GFLOPS (2:1) |
Taille Slot | Single-slot | IGP |
---|---|---|
Longueur | 234 mm 9.2 inches | — |
Taille | 111 mm 4.4 inches | — |
TDP | 150 W | 15 W |
Suggestions pour le PSU | 450 W | — |
Sorties | 1x DVI | No outputs |
Connecteurs de puissance | 1x 6-pin | — |
DirectX | 10.1 (10_1) | 12 (12_1) |
---|---|---|
OpenGL | 3.3 | 4.6 |
OpenCL | 1.1 | 3.0 |
Vulkan | — | 1.2 |
Shader model | 4.1 | 6.4 |
Date de publication | — | Apr 3rd, 2018 |
---|---|---|
Génération | — | HD Graphics-M (Coffee Lake) |
Production | — | Active |
Bus interface | — | Ring Bus |
Critiques | — | 1 in our database |