AMD Radeon Pro Vega 16 vs AMD Radeon Sky 900
Processeur graphique
| Nom du GPU | Vega 12 | Tahiti |
|---|---|---|
| GPU variant | Vega 12 XLA | Orthrus |
| Architecture | GCN 5.0 | GCN 1.0 |
| Fonderie | GlobalFoundries | TSMC |
| Taille du processus | 14 nm | 28 nm |
| Transistors | unknown | 4,313 million |
| Taille des matrices | unknown | 352 mm² |
Graphiques mobiles
| Date de publication | Nov 14th, 2018 | — |
|---|---|---|
| Génération | Radeon Pro Mac (Vega Series) | — |
| Production | Active | — |
| Bus interface | PCIe 3.0 x16 | — |
Vitesse clock
| Base clock | 815 MHz | 825 MHz |
|---|---|---|
| Boost clock | 1190 MHz | 950 MHz |
| Mémoire clock | 1200 MHz 2.4 Gbps effective | 1250 MHz 5 Gbps effective |
Mémoire
| Taille de la mémoire | 4 GB | 3 GB |
|---|---|---|
| Type de mémoire | HBM2 | GDDR5 |
| Bus mémoire | 1024 bit | 384 bit |
| Bande passante | 307.2 GB/s | 240.0 GB/s |
Render Config
| Shading units | 1024 | 1792 |
|---|---|---|
| TMUs | 64 | 112 |
| ROPs | 32 | 32 |
| Compute units | 16 | 28 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 1024 KB | 768 KB |
Performance théorique
| Taux de pixel | 38.08 GPixel/s | 30.40 GPixel/s |
|---|---|---|
| Taux de texture | 76.16 GTexel/s | 106.4 GTexel/s |
| FP16 (half) performance | 4.874 TFLOPS (2:1) | — |
| FP32 (float) performance | 2.437 TFLOPS | 3.405 TFLOPS |
| FP64 (double) performance | 152.3 GFLOPS (1:16) | 851.2 GFLOPS (1:4) |
Board Design
| Taille Slot | IGP | Dual-slot |
|---|---|---|
| TDP | 75 W | 300 W |
| Sorties | No outputs | 1x DVI1x mini-DisplayPort |
| Longueur | — | 305 mm 12 inches |
| Taille | — | 111 mm 4.4 inches |
| Suggestions pour le PSU | — | 700 W |
| Connecteurs de puissance | — | 2x 8-pin |
| Board number | — | C476 |
Caractéristiques graphiques
| DirectX | 12 (12_1) | 12 (11_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 1.2 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.3 | 5.1 |
AUTRES CARACTÉRISTIQUES
Carte graphique
| Date de publication | — | Mar 27th, 2013 |
|---|---|---|
| Génération | — | Radeon Sky |
| Production | — | End-of-life |
| Bus interface | — | PCIe 3.0 x16 |
