AMD Radeon Pro 555X vs Intel Iris Plus Graphics 645
Processeur graphique
| Nom du GPU | Polaris 21 | Coffee Lake GT3e |
|---|---|---|
| GPU variant | Polaris 21 PRO | — |
| Architecture | GCN 4.0 | Generation 9.5 |
| Fonderie | GlobalFoundries | Intel |
| Taille du processus | 14 nm | 14 nm+++ |
| Transistors | 3,000 million | unknown |
| Taille des matrices | 123 mm² | unknown |
Graphiques mobiles
| Date de publication | Jul 16th, 2018 | — |
|---|---|---|
| Génération | Radeon Pro Mac (500X Series) | — |
| Production | Active | — |
| Bus interface | PCIe 3.0 x8 | — |
Vitesse clock
| GPU clock | 907 MHz | — |
|---|---|---|
| Mémoire clock | 1470 MHz 5.9 Gbps effective | System Shared |
| Base clock | — | 300 MHz |
| Boost clock | — | 1050 MHz |
Mémoire
| Taille de la mémoire | 4 GB | System Shared |
|---|---|---|
| Type de mémoire | GDDR5 | System Shared |
| Bus mémoire | 128 bit | System Shared |
| Bande passante | 94.08 GB/s | System Dependent |
Render Config
| Shading units | 768 | 384 |
|---|---|---|
| TMUs | 48 | 48 |
| ROPs | 16 | 6 |
| Compute units | 12 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 1024 KB | — |
| Unités d'exécution | — | 48 |
Performance théorique
| Taux de pixel | 14.51 GPixel/s | 6.300 GPixel/s |
|---|---|---|
| Taux de texture | 43.54 GTexel/s | 50.40 GTexel/s |
| FP16 (half) performance | 1,393 GFLOPS (1:1) | 1.613 TFLOPS (2:1) |
| FP32 (float) performance | 1,393 GFLOPS | 806.4 GFLOPS |
| FP64 (double) performance | 87.07 GFLOPS (1:16) | 201.6 GFLOPS (1:4) |
Board Design
| Taille Slot | IGP | IGP |
|---|---|---|
| TDP | 75 W | 15 W |
| Sorties | No outputs | No outputs |
| Connecteurs de puissance | None | — |
Caractéristiques graphiques
| DirectX | 12 (12_0) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.4 | 6.4 |
AUTRES CARACTÉRISTIQUES
Carte graphique intégré
| Date de publication | — | Oct 7th, 2019 |
|---|---|---|
| Génération | — | HD Graphics-M (Coffee Lake) |
| Production | — | Active |
| Bus interface | — | Ring Bus |
| Critiques | — | 1 in our database |
