Nom du GPU | Ellesmere | Navi 14 |
---|---|---|
GPU variant | Polaris 10 XT GL | Navi 14 XE |
Architecture | GCN 4.0 | RDNA 1.0 |
Fonderie | GlobalFoundries | TSMC |
Taille du processus | 14 nm | 7 nm |
Transistors | 5,700 million | 6,400 million |
Taille des matrices | 232 mm² | 158 mm² |
Date de publication | Nov 10th, 2016 | May 28th, 2020 |
---|---|---|
Génération | Radeon Pro | Navi |
Production | Active | Active |
Prix de lancement | 799 USD | 129 USD |
Bus interface | PCIe 3.0 x16 | PCIe 4.0 x8 |
Prédécesseur | — | Vega |
Successeur | — | Navi II |
Base clock | 1188 MHz | 1327 MHz |
---|---|---|
Boost clock | 1243 MHz | 1645 MHz |
Mémoire clock | 1750 MHz 7 Gbps effective | 1750 MHz 14 Gbps effective |
Game clock | — | 1448 MHz |
Taille de la mémoire | 8 GB | 3 GB |
---|---|---|
Type de mémoire | GDDR5 | GDDR6 |
Bus mémoire | 256 bit | 96 bit |
Bande passante | 224.0 GB/s | 168.0 GB/s |
Shading units | 2304 | 1408 |
---|---|---|
TMUs | 144 | 88 |
ROPs | 32 | 32 |
Compute units | 36 | 22 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 2 MB | 1536 KB |
Taux de pixel | 39.78 GPixel/s | 52.64 GPixel/s |
---|---|---|
Taux de texture | 179.0 GTexel/s | 144.8 GTexel/s |
FP16 (half) performance | 5.728 TFLOPS (1:1) | 9.265 TFLOPS (2:1) |
FP32 (float) performance | 5.728 TFLOPS | 4.632 TFLOPS |
FP64 (double) performance | 358.0 GFLOPS (1:16) | 289.5 GFLOPS (1:16) |
Taille Slot | Single-slot | Dual-slot |
---|---|---|
Longueur | 241 mm 9.5 inches | 180 mm 7.1 inches |
Taille | 112 mm 4.4 inches | — |
TDP | 130 W | 100 W |
Suggestions pour le PSU | 300 W | 300 W |
Sorties | 4x DisplayPort | 1x HDMI3x DisplayPort |
Connecteurs de puissance | 1x 6-pin | 1x 6-pin |
Board number | C954 | — |
DirectX | 12 (12_0) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.4 | 6.5 |