Nom du GPU | Polaris 21 | G80 |
---|---|---|
GPU variant | Polaris 21 PRO | — |
Architecture | GCN 4.0 | Tesla |
Fonderie | GlobalFoundries | TSMC |
Taille du processus | 14 nm | 90 nm |
Transistors | 3,000 million | 681 million |
Taille des matrices | 123 mm² | 484 mm² |
Date de publication | Jun 5th, 2017 | — |
---|---|---|
Génération | Radeon Pro Mac (500 Series) | — |
Production | Active | — |
Bus interface | PCIe 3.0 x8 | — |
GPU clock | 850 MHz | 600 MHz |
---|---|---|
Mémoire clock | 1275 MHz 5.1 Gbps effective | 800 MHz 1600 Mbps effective |
Shader clock | — | 1350 MHz |
Taille de la mémoire | 2 GB | 1536 MB |
---|---|---|
Type de mémoire | GDDR5 | GDDR3 |
Bus mémoire | 128 bit | 384 bit |
Bande passante | 81.60 GB/s | 76.80 GB/s |
Shading units | 768 | 128 |
---|---|---|
TMUs | 48 | 32 |
ROPs | 16 | 24 |
Compute units | 12 | — |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 1024 KB | 96 KB |
Comptage SM | — | 16 |
Taux de pixel | 13.60 GPixel/s | 14.40 GPixel/s |
---|---|---|
Taux de texture | 40.80 GTexel/s | 38.40 GTexel/s |
FP16 (half) performance | 1,306 GFLOPS (1:1) | — |
FP32 (float) performance | 1,306 GFLOPS | 345.6 GFLOPS |
FP64 (double) performance | 81.60 GFLOPS (1:16) | — |
Taille Slot | IGP | Dual-slot |
---|---|---|
TDP | 75 W | 520 W |
Sorties | No outputs | No outputs |
Connecteurs de puissance | None | — |
Suggestions pour le PSU | — | 900 W |
DirectX | 12 (12_0) | 11.1 (10_0) |
---|---|---|
OpenGL | 4.6 | 3.3 |
OpenCL | 2.1 | 1.1 (1.0) |
Vulkan | 1.2 | — |
Shader model | 6.4 | 4.0 |
CUDA | — | 1.0 |
Date de publication | — | May 2nd, 2007 |
---|---|---|
Génération | — | Tesla |
Production | — | End-of-life |
Prix de lancement | — | 7,499 USD |
Bus interface | — | PCIe 1.0 x16 |