Nom du GPU | Tahiti | Amethyst |
---|---|---|
GPU variant | Tahiti LE GL | Amethyst XT |
Architecture | GCN 1.0 | GCN 3.0 |
Fonderie | TSMC | TSMC |
Taille du processus | 28 nm | 28 nm |
Transistors | 4,313 million | 5,000 million |
Taille des matrices | 352 mm² | 366 mm² |
Date de publication | Jan 18th, 2014 | — |
---|---|---|
Génération | FirePro | — |
Production | End-of-life | — |
Bus interface | PCIe 3.0 x16 | — |
GPU clock | 725 MHz | 725 MHz |
---|---|---|
Mémoire clock | 1270 MHz 5.1 Gbps effective | 1250 MHz 5 Gbps effective |
Taille de la mémoire | 3 GB | 8 GB |
---|---|---|
Type de mémoire | GDDR5 | GDDR5 |
Bus mémoire | 384 bit | 256 bit |
Bande passante | 243.8 GB/s | 160.0 GB/s |
Shading units | 1536 | 2048 |
---|---|---|
TMUs | 96 | 128 |
ROPs | 32 | 32 |
Compute units | 24 | 32 |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 768 KB | 512 KB |
Taux de pixel | 23.20 GPixel/s | 23.20 GPixel/s |
---|---|---|
Taux de texture | 69.60 GTexel/s | 92.80 GTexel/s |
FP32 (float) performance | 2.227 TFLOPS | 2.970 TFLOPS |
FP64 (double) performance | 556.8 GFLOPS (1:4) | 185.6 GFLOPS (1:16) |
FP16 (half) performance | — | 2.970 TFLOPS (1:1) |
Taille Slot | Dual-slot | MXM Module |
---|---|---|
Longueur | 279 mm 11 inches | — |
TDP | 274 W | 100 W |
Suggestions pour le PSU | 600 W | — |
Sorties | 6x mini-DisplayPort1x SDI | No outputs |
Connecteurs de puissance | — | None |
DirectX | 12 (11_1) | 12 (12_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 2.0 |
Vulkan | 1.2 | 1.2 |
Shader model | 5.1 | 6.3 |
Date de publication | — | May 25th, 2016 |
---|---|---|
Génération | — | FirePro Mobile (Sx100) |
Production | — | End-of-life |
Bus interface | — | PCIe 3.0 x16 |
Critiques | — | 10 in our database |