GPU Name | Amethyst | Polaris 22 |
---|---|---|
GPU Variante | Amethyst XT | VegaM XL (D715A714) |
Architektur | GCN 3.0 | GCN 4.0 |
Hersteller | TSMC | GlobalFoundries |
Prozessgröße | 28 nm | 14 nm |
Transistoren | 5,000 million | 5,000 million |
Chipgröße | 366 mm² | 208 mm² |
Veröffentlichungsdatum | May 5th, 2015 | Feb 1st, 2018 |
---|---|---|
Generation | Crystal System (R9 M300) | Vega (Vega M) |
Produktion | End-of-life | Active |
Businterface | PCIe 3.0 x16 | IGP |
Vorgänger | Solar System | — |
Nachfolger | Mobility Radeon | — |
GPU-Taktung | 723 MHz | — |
---|---|---|
Speicher-Taktung | 1250 MHz 5 Gbps effective | 700 MHz 1400 Mbps effective |
Basis-Taktfrequenz | — | 931 MHz |
Boost-Takt | — | 1011 MHz |
Speichergröße | 4 GB | 4 GB |
---|---|---|
Speichertyp | GDDR5 | HBM2 |
Speicherbus | 256 bit | 1024 bit |
Bandbreite | 160.0 GB/s | 179.2 GB/s |
Shading-Einheiten | 2048 | 1280 |
---|---|---|
TMUs | 128 | 80 |
ROPs | 32 | 32 |
Compute Units | 32 | 20 |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 512 KB | 1024 KB |
Pixelrate | 23.14 GPixel/s | 32.35 GPixel/s |
---|---|---|
Texturrate | 92.54 GTexel/s | 80.88 GTexel/s |
FP16 (half) Leistung | 2.961 TFLOPS (1:1) | 2.588 TFLOPS (1:1) |
FP32 (float) Leistung | 2.961 TFLOPS | 2.588 TFLOPS |
FP64 (double) Leistung | 185.1 GFLOPS (1:16) | 161.8 GFLOPS (1:16) |
Steckplatzbreite | MXM Module | IGP |
---|---|---|
TDP | 75 W | 65 W |
Ausgabe | No outputs | No outputs |
Stromverbindung | None | — |
Board-Nummer | C608 | D136 |
DirectX | 12 (12_0) | 12 (12_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.0 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader-Modell | 6.3 | 6.4 |