Nom du GPU | Vega 12 | Navi 14 |
---|---|---|
GPU variant | Vega 12 XLA | Navi 14 XLM |
Architecture | GCN 5.0 | RDNA 1.0 |
Fonderie | GlobalFoundries | TSMC |
Taille du processus | 14 nm | 7 nm |
Transistors | unknown | 6,400 million |
Taille des matrices | unknown | 158 mm² |
Date de publication | Nov 14th, 2018 | Nov 13th, 2019 |
---|---|---|
Génération | Radeon Pro Mac (Vega Series) | Mobility Radeon (Navi) |
Production | Active | Active |
Bus interface | PCIe 3.0 x16 | PCIe 4.0 x8 |
Successeur | — | Mobility Radeon |
Prédécesseur | — | Crystal System |
Base clock | 815 MHz | 1000 MHz |
---|---|---|
Boost clock | 1190 MHz | 1445 MHz |
Mémoire clock | 1200 MHz 2.4 Gbps effective | 1750 MHz 14 Gbps effective |
Game clock | — | 1181 MHz |
Taille de la mémoire | 4 GB | 3 GB |
---|---|---|
Type de mémoire | HBM2 | GDDR6 |
Bus mémoire | 1024 bit | 96 bit |
Bande passante | 307.2 GB/s | 168.0 GB/s |
Shading units | 1024 | 1408 |
---|---|---|
TMUs | 64 | 88 |
ROPs | 32 | 32 |
Compute units | 16 | 22 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 1024 KB | 2 MB |
Taux de pixel | 38.08 GPixel/s | 46.24 GPixel/s |
---|---|---|
Taux de texture | 76.16 GTexel/s | 127.2 GTexel/s |
FP16 (half) performance | 4.874 TFLOPS (2:1) | 8.138 TFLOPS (2:1) |
FP32 (float) performance | 2.437 TFLOPS | 4.069 TFLOPS |
FP64 (double) performance | 152.3 GFLOPS (1:16) | 254.3 GFLOPS (1:16) |
Taille Slot | IGP | — |
---|---|---|
TDP | 75 W | 85 W |
Sorties | No outputs | No outputs |
Connecteurs de puissance | — | None |
DirectX | 12 (12_1) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.3 | 6.5 |