AMD Radeon Instinct MI60 vs AMD Radeon RX 460
Processeur graphique
| Nom du GPU | Vega 20 | Baffin |
|---|---|---|
| GPU variant | Vega 20 GL | Baffin PRO |
| Architecture | GCN 5.1 | GCN 4.0 |
| Fonderie | TSMC | GlobalFoundries |
| Taille du processus | 7 nm | 14 nm |
| Transistors | 13,230 million | 3,000 million |
| Taille des matrices | 331 mm² | 123 mm² |
Carte graphique
| Date de publication | Nov 18th, 2018 | Aug 8th, 2016 |
|---|---|---|
| Génération | Radeon Instinct | Arctic Islands |
| Production | Active | Active |
| Bus interface | PCIe 4.0 x16 | PCIe 3.0 x8 |
| Prédécesseur | — | Pirate Islands |
| Successeur | — | Polaris |
Vitesse clock
| Base clock | 1200 MHz | 1090 MHz |
|---|---|---|
| Boost clock | 1800 MHz | 1200 MHz |
| Mémoire clock | 1000 MHz 2 Gbps effective | 1750 MHz 7 Gbps effective |
Mémoire
| Taille de la mémoire | 32 GB | 2 GB |
|---|---|---|
| Type de mémoire | HBM2 | GDDR5 |
| Bus mémoire | 4096 bit | 128 bit |
| Bande passante | 1,024 GB/s | 112.0 GB/s |
Render Config
| Shading units | 4096 | 896 |
|---|---|---|
| TMUs | 256 | 56 |
| ROPs | 64 | 16 |
| Compute units | 64 | 14 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 4 MB | 1024 KB |
Performance théorique
| Taux de pixel | 115.2 GPixel/s | 19.20 GPixel/s |
|---|---|---|
| Taux de texture | 460.8 GTexel/s | 67.20 GTexel/s |
| FP16 (half) performance | 29.49 TFLOPS (2:1) | 2.150 TFLOPS (1:1) |
| FP32 (float) performance | 14.75 TFLOPS | 2.150 TFLOPS |
| FP64 (double) performance | 7.373 TFLOPS (1:2) | 134.4 GFLOPS (1:16) |
Board Design
| Taille Slot | Dual-slot | Dual-slot |
|---|---|---|
| Longueur | 267 mm 10.5 inches | 170 mm 6.7 inches |
| Taille | 111 mm 4.4 inches | — |
| TDP | 300 W | 75 W |
| Suggestions pour le PSU | 700 W | 250 W |
| Sorties | 1x mini-DisplayPort | 1x DVI1x HDMI1x DisplayPort |
| Connecteurs de puissance | 1x 6-pin + 1x 8-pin | None |
| Board number | — | C994 |
Caractéristiques graphiques
| DirectX | 12 (12_1) | 12 (12_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.4 | 6.4 |
