AMD Radeon RX 470 vs AMD Radeon RX 560X
Processeur graphique
| Nom du GPU | Ellesmere | Polaris 21 |
|---|---|---|
| GPU variant | Polaris 10 PRO (215-0876204) | Polaris 21 XT (215-0908004) |
| Architecture | GCN 4.0 | GCN 4.0 |
| Fonderie | GlobalFoundries | GlobalFoundries |
| Taille du processus | 14 nm | 14 nm |
| Transistors | 5,700 million | 3,000 million |
| Taille des matrices | 232 mm² | 123 mm² |
Carte graphique
| Date de publication | Aug 4th, 2016 | Apr 11th, 2018 |
|---|---|---|
| Génération | Arctic Islands | Polaris |
| Production | Active | Active |
| Prix de lancement | 179 USD | — |
| Bus interface | PCIe 3.0 x16 | PCIe 3.0 x8 |
| Critiques | 46 in our database | — |
| Prédécesseur | Pirate Islands | Polaris |
| Successeur | Polaris | Vega |
Vitesse clock
| Base clock | 926 MHz | 1175 MHz |
|---|---|---|
| Boost clock | 1206 MHz | 1275 MHz |
| Mémoire clock | 1650 MHz 6.6 Gbps effective | 1750 MHz 7 Gbps effective |
Mémoire
| Taille de la mémoire | 4 GB | 4 GB |
|---|---|---|
| Type de mémoire | GDDR5 | GDDR5 |
| Bus mémoire | 256 bit | 128 bit |
| Bande passante | 211.2 GB/s | 112.0 GB/s |
Render Config
| Shading units | 2048 | 1024 |
|---|---|---|
| TMUs | 128 | 64 |
| ROPs | 32 | 16 |
| Compute units | 32 | 16 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 2 MB | 1024 KB |
Performance théorique
| Taux de pixel | 38.59 GPixel/s | 20.40 GPixel/s |
|---|---|---|
| Taux de texture | 154.4 GTexel/s | 81.60 GTexel/s |
| FP16 (half) performance | 4.940 TFLOPS (1:1) | 2.611 TFLOPS (1:1) |
| FP32 (float) performance | 4.940 TFLOPS | 2.611 TFLOPS |
| FP64 (double) performance | 308.7 GFLOPS (1:16) | 163.2 GFLOPS (1:16) |
Board Design
| Taille Slot | Dual-slot | Dual-slot |
|---|---|---|
| Longueur | 240 mm 9.4 inches | 170 mm 6.7 inches |
| Taille | 95 mm 3.7 inches | — |
| Taille | 35 mm 1.4 inches | — |
| TDP | 120 W | 75 W |
| Suggestions pour le PSU | 300 W | 250 W |
| Sorties | 1x HDMI3x DisplayPort | 1x DVI1x HDMI1x DisplayPort |
| Connecteurs de puissance | 1x 6-pin | None |
| Board number | C940, D000-03, D009-07 | C994 |
Caractéristiques graphiques
| DirectX | 12 (12_0) | 12 (12_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.4 | 6.4 |
