GPU Name | Amethyst | Navi 14 |
---|---|---|
GPU Variante | Amethyst XT | Navi 14 XLM |
Architektur | GCN 3.0 | RDNA 1.0 |
Hersteller | TSMC | TSMC |
Prozessgröße | 28 nm | 7 nm |
Transistoren | 5,000 million | 6,400 million |
Chipgröße | 366 mm² | 158 mm² |
Veröffentlichungsdatum | May 5th, 2015 | Nov 13th, 2019 |
---|---|---|
Generation | Crystal System (R9 M300) | Mobility Radeon (Navi) |
Produktion | End-of-life | Active |
Businterface | PCIe 3.0 x16 | PCIe 4.0 x8 |
Vorgänger | Solar System | Crystal System |
Nachfolger | Mobility Radeon | Mobility Radeon |
GPU-Taktung | 723 MHz | — |
---|---|---|
Speicher-Taktung | 1250 MHz 5 Gbps effective | 1750 MHz 14 Gbps effective |
Basis-Taktfrequenz | — | 1000 MHz |
Gaming-Taktung | — | 1181 MHz |
Boost-Takt | — | 1445 MHz |
Speichergröße | 8 GB | 3 GB |
---|---|---|
Speichertyp | GDDR5 | GDDR6 |
Speicherbus | 256 bit | 96 bit |
Bandbreite | 160.0 GB/s | 168.0 GB/s |
Shading-Einheiten | 2048 | 1408 |
---|---|---|
TMUs | 128 | 88 |
ROPs | 32 | 32 |
Compute Units | 32 | 22 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 512 KB | 2 MB |
Pixelrate | 23.14 GPixel/s | 46.24 GPixel/s |
---|---|---|
Texturrate | 92.54 GTexel/s | 127.2 GTexel/s |
FP16 (half) Leistung | 2.961 TFLOPS (1:1) | 8.138 TFLOPS (2:1) |
FP32 (float) Leistung | 2.961 TFLOPS | 4.069 TFLOPS |
FP64 (double) Leistung | 185.1 GFLOPS (1:16) | 254.3 GFLOPS (1:16) |
Steckplatzbreite | MXM Module | — |
---|---|---|
TDP | 75 W | 85 W |
Ausgabe | No outputs | No outputs |
Stromverbindung | None | None |
Board-Nummer | C608 | — |
DirectX | 12 (12_0) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.0 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader-Modell | 6.3 | 6.5 |