AMD Radeon Pro Vega II vs AMD Radeon Pro VII
Processeur graphique
| Nom du GPU | Vega 20 | Vega 20 |
|---|---|---|
| GPU variant | Vega 20 XT | Vega 20 GL XT |
| Architecture | GCN 5.1 | GCN 5.1 |
| Fonderie | TSMC | TSMC |
| Taille du processus | 7 nm | 7 nm |
| Transistors | 13,230 million | 13,230 million |
| Taille des matrices | 331 mm² | 331 mm² |
Carte graphique
| Date de publication | Jun 3rd, 2019 | May 13th, 2020 |
|---|---|---|
| Génération | Radeon Pro Mac | Radeon Pro |
| Production | Active | Active |
| Bus interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Prix de lancement | — | 1,899 USD |
Vitesse clock
| Base clock | 1574 MHz | 1400 MHz |
|---|---|---|
| Boost clock | 1720 MHz | 1700 MHz |
| Mémoire clock | 806 MHz 1612 Mbps effective | 1000 MHz 2 Gbps effective |
Mémoire
| Taille de la mémoire | 32 GB | 16 GB |
|---|---|---|
| Type de mémoire | HBM2 | HBM2 |
| Bus mémoire | 4096 bit | 4096 bit |
| Bande passante | 825.3 GB/s | 1,024 GB/s |
Render Config
| Shading units | 4096 | 3840 |
|---|---|---|
| TMUs | 256 | 240 |
| ROPs | 64 | 64 |
| Compute units | 64 | 60 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 4 MB | 4 MB |
Performance théorique
| Taux de pixel | 110.1 GPixel/s | 108.8 GPixel/s |
|---|---|---|
| Taux de texture | 440.3 GTexel/s | 408.0 GTexel/s |
| FP16 (half) performance | 28.18 TFLOPS (2:1) | 26.11 TFLOPS (2:1) |
| FP32 (float) performance | 14.09 TFLOPS | 13.06 TFLOPS |
| FP64 (double) performance | 880.6 GFLOPS (1:16) | 6.528 TFLOPS (1:2) |
Board Design
| Taille Slot | Quad-slot | Dual-slot |
|---|---|---|
| TDP | 475 W | 250 W |
| Suggestions pour le PSU | 850 W | 600 W |
| Sorties | 1x HDMI4x Thunderbolt | 6x mini-DisplayPort |
| Connecteurs de puissance | None | 1x 6-pin + 1x 8-pin |
| Board number | MW672ZM/A | D360-37 |
| Longueur | — | 305 mm 12 inches |
| Taille | — | 111 mm 4.4 inches |
Caractéristiques graphiques
| DirectX | 12 (12_1) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.4 | 6.4 |
