AMD Radeon Pro W6800X Duo vs AMD Radeon RX 470
Processeur graphique
| Nom du GPU | Navi 21 | Ellesmere |
|---|---|---|
| Architecture | RDNA 2.0 | GCN 4.0 |
| Fonderie | TSMC | GlobalFoundries |
| Taille du processus | 7 nm | 14 nm |
| Transistors | 26,800 million | 5,700 million |
| Taille des matrices | 520 mm² | 232 mm² |
| GPU variant | Navi 21 Pro-XLA | Polaris 10 PRO (215-0876204) |
Carte graphique
| Date de publication | Aug 3rd, 2021 | Aug 4th, 2016 |
|---|---|---|
| Génération | Radeon Pro Mac | Arctic Islands |
| Production | Active | Active |
| Prix de lancement | 4,999 USD | 179 USD |
| Bus interface | PCIe 4.0 x16 | PCIe 3.0 x16 |
| Critiques | — | 46 in our database |
| Prédécesseur | — | Pirate Islands |
| Successeur | — | Polaris |
Vitesse clock
| Base clock | 1800 MHz | 926 MHz |
|---|---|---|
| Boost clock | 1975 MHz | 1206 MHz |
| Mémoire clock | 2000 MHz 16 Gbps effective | 1650 MHz 6.6 Gbps effective |
Mémoire
| Taille de la mémoire | 32 GB | 4 GB |
|---|---|---|
| Type de mémoire | GDDR6 | GDDR5 |
| Bus mémoire | 256 bit | 256 bit |
| Bande passante | 512.0 GB/s | 211.2 GB/s |
Render Config
| Shading units | 3840 | 2048 |
|---|---|---|
| TMUs | 240 | 128 |
| ROPs | 96 | 32 |
| Compute units | 60 | 32 |
| RT cores | 60 | — |
| gpu.details.l0-cache | 32 KB per WGP | — |
| Cache L1 | 128 KB per Array | 16 KB (per CU) |
| Cache L2 | 4 MB | 2 MB |
| gpu.details.l3-cache | 128 MB | — |
Performance théorique
| Taux de pixel | 189.6 GPixel/s | 38.59 GPixel/s |
|---|---|---|
| Taux de texture | 474.0 GTexel/s | 154.4 GTexel/s |
| FP16 (half) performance | 30.34 TFLOPS (2:1) | 4.940 TFLOPS (1:1) |
| FP32 (float) performance | 15.17 TFLOPS | 4.940 TFLOPS |
| FP64 (double) performance | 948.0 GFLOPS (1:16) | 308.7 GFLOPS (1:16) |
Board Design
| Taille Slot | Quad-slot | Dual-slot |
|---|---|---|
| Longueur | 267 mm 10.5 inches | 240 mm 9.4 inches |
| Taille | 120 mm 4.7 inches | 95 mm 3.7 inches |
| TDP | 400 W | 120 W |
| Suggestions pour le PSU | 800 W | 300 W |
| Sorties | 1x HDMI4x Thunderbolt | 1x HDMI3x DisplayPort |
| Connecteurs de puissance | None | 1x 6-pin |
| Taille | — | 35 mm 1.4 inches |
| Board number | — | C940, D000-03, D009-07 |
Caractéristiques graphiques
| DirectX | 12 Ultimate (12_2) | 12 (12_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.5 | 6.4 |
