GPU Name | Vega 12 | Amethyst |
---|---|---|
GPU Variante | Vega 12 XLA | Amethyst PRO (216-0872004) |
Architektur | GCN 5.0 | GCN 3.0 |
Hersteller | GlobalFoundries | TSMC |
Prozessgröße | 14 nm | 28 nm |
Transistoren | unknown | 5,000 million |
Chipgröße | unknown | 366 mm² |
Veröffentlichungsdatum | Nov 14th, 2018 | May 5th, 2015 |
---|---|---|
Generation | Radeon Pro Mac (Vega Series) | Crystal System (R9 M300) |
Produktion | Active | End-of-life |
Businterface | PCIe 3.0 x16 | MXM-B (3.0) |
Vorgänger | — | Solar System |
Nachfolger | — | Mobility Radeon |
Basis-Taktfrequenz | 815 MHz | — |
---|---|---|
Boost-Takt | 1190 MHz | — |
Speicher-Taktung | 1200 MHz 2.4 Gbps effective | 1365 MHz 5.5 Gbps effective |
GPU-Taktung | — | 834 MHz |
Speichergröße | 4 GB | 2 GB |
---|---|---|
Speichertyp | HBM2 | GDDR5 |
Speicherbus | 1024 bit | 256 bit |
Bandbreite | 307.2 GB/s | 174.7 GB/s |
Shading-Einheiten | 1024 | 1792 |
---|---|---|
TMUs | 64 | 112 |
ROPs | 32 | 32 |
Compute Units | 16 | 28 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 1024 KB | — |
Pixelrate | 38.08 GPixel/s | 26.69 GPixel/s |
---|---|---|
Texturrate | 76.16 GTexel/s | 93.41 GTexel/s |
FP16 (half) Leistung | 4.874 TFLOPS (2:1) | — |
FP32 (float) Leistung | 2.437 TFLOPS | 2.989 TFLOPS |
FP64 (double) Leistung | 152.3 GFLOPS (1:16) | 373.6 GFLOPS (1:8) |
Steckplatzbreite | IGP | MXM Module |
---|---|---|
TDP | 75 W | 250 W |
Ausgabe | No outputs | No outputs |
Stromverbindung | — | None |
DirectX | 12 (12_1) | 12 (12_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 2.0 |
Vulkan | 1.2 | 1.2 |
Shader-Modell | 6.3 | 6.3 |