AMD Radeon Pro 555X vs Intel Iris Xe MAX Graphics
Grafikprozessor
| GPU Name | Polaris 21 | DG1 |
|---|---|---|
| GPU Variante | Polaris 21 PRO | — |
| Architektur | GCN 4.0 | Generation 12.1 |
| Hersteller | GlobalFoundries | Intel |
| Prozessgröße | 14 nm | 10 nm |
| Transistoren | 3,000 million | unknown |
| Chipgröße | 123 mm² | 95 mm² |
Mobile Grafik
| Veröffentlichungsdatum | Jul 16th, 2018 | Oct 31st, 2020 |
|---|---|---|
| Generation | Radeon Pro Mac (500X Series) | Iris Xe Graphics-M (Tiger Lake) |
| Produktion | Active | Active |
| Businterface | PCIe 3.0 x8 | PCIe 4.0 x4 |
| Reviews | — | 1 in our database |
Takt-Geschwindigkeiten
| GPU-Taktung | 907 MHz | — |
|---|---|---|
| Speicher-Taktung | 1470 MHz 5.9 Gbps effective | 2133 MHz 4.3 Gbps effective |
| Basis-Taktfrequenz | — | 300 MHz |
| Boost-Takt | — | 1650 MHz |
Speicher
| Speichergröße | 4 GB | 4 GB |
|---|---|---|
| Speichertyp | GDDR5 | LPDDR4X |
| Speicherbus | 128 bit | 128 bit |
| Bandbreite | 94.08 GB/s | 68.26 GB/s |
Render-Konfiguration
| Shading-Einheiten | 768 | 768 |
|---|---|---|
| TMUs | 48 | 48 |
| ROPs | 16 | 24 |
| Compute Units | 12 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 1024 KB | 1024 KB |
| Execution Units | — | 96 |
| gpu.details.l3-cache | — | 16 MB |
Theoretische Leistung
| Pixelrate | 14.51 GPixel/s | 39.60 GPixel/s |
|---|---|---|
| Texturrate | 43.54 GTexel/s | 79.20 GTexel/s |
| FP16 (half) Leistung | 1,393 GFLOPS (1:1) | 5.069 TFLOPS (2:1) |
| FP32 (float) Leistung | 1,393 GFLOPS | 2.534 TFLOPS |
| FP64 (double) Leistung | 87.07 GFLOPS (1:16) | 633.6 GFLOPS (1:4) |
Boarddesign
| Steckplatzbreite | IGP | IGP |
|---|---|---|
| TDP | 75 W | 25 W |
| Ausgabe | No outputs | No outputs |
| Stromverbindung | None | — |
Grafik-Features
| DirectX | 12 (12_0) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| Shader-Modell | 6.4 | 6.4 |
