AMD Radeon RX 560X Mobile vs NVIDIA GeForce 945A
Grafikprozessor
| GPU Name | Polaris 21 | GM108 |
|---|---|---|
| GPU Variante | Polaris 21M XT | — |
| Architektur | GCN 4.0 | Maxwell |
| Hersteller | GlobalFoundries | TSMC |
| Prozessgröße | 14 nm | 28 nm |
| Transistoren | 3,000 million | unknown |
| Chipgröße | 123 mm² | unknown |
Mobile Grafik
| Veröffentlichungsdatum | Apr 11th, 2018 | Mar 13th, 2015 |
|---|---|---|
| Generation | Mobility Radeon (RX M500X) | GeForce 900A |
| Produktion | Active | End-of-life |
| Businterface | MXM-B (3.0) | PCIe 3.0 x8 |
| Vorgänger | Crystal System | GeForce 800A |
Takt-Geschwindigkeiten
| GPU-Taktung | 1275 MHz | — |
|---|---|---|
| Speicher-Taktung | 1450 MHz 5.8 Gbps effective | 1253 MHz 5 Gbps effective |
| Basis-Taktfrequenz | — | 1006 MHz |
| Boost-Takt | — | 1189 MHz |
Speicher
| Speichergröße | 4 GB | 1024 MB |
|---|---|---|
| Speichertyp | GDDR5 | GDDR5 |
| Speicherbus | 128 bit | 64 bit |
| Bandbreite | 92.80 GB/s | 40.10 GB/s |
Render-Konfiguration
| Shading-Einheiten | 1024 | 384 |
|---|---|---|
| TMUs | 64 | 24 |
| ROPs | 16 | 8 |
| Compute Units | 16 | — |
| Cache L1 | 16 KB (per CU) | 64 KB (per SMM) |
| Cache L2 | 1024 KB | 1024 KB |
| Anzahl SMM | — | 3 |
Theoretische Leistung
| Pixelrate | 20.40 GPixel/s | 9.512 GPixel/s |
|---|---|---|
| Texturrate | 81.60 GTexel/s | 28.54 GTexel/s |
| FP16 (half) Leistung | 2.611 TFLOPS (1:1) | — |
| FP32 (float) Leistung | 2.611 TFLOPS | 913.2 GFLOPS |
| FP64 (double) Leistung | 163.2 GFLOPS (1:16) | 28.54 GFLOPS (1:32) |
Boarddesign
| Steckplatzbreite | MXM Module | MXM Module |
|---|---|---|
| TDP | 65 W | 33 W |
| Ausgabe | No outputs | No outputs |
| Stromverbindung | None | — |
Grafik-Features
| DirectX | 12 (12_0) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.2 | 1.1 |
| Shader-Modell | 6.4 | 5.1 |
| CUDA | — | 5.0 |
