AMD Playstation 4 Slim GPU vs AMD Radeon RX 550
Processeur graphique
| Nom du GPU | Liverpool 16nm | Lexa |
|---|---|---|
| GPU variant | CXD90043GB | Lexa PRO (215-0904018) |
| Architecture | GCN 2.0 | GCN 4.0 |
| Fonderie | TSMC | GlobalFoundries |
| Taille du processus | 16 nm | 14 nm |
| Transistors | unknown | 2,200 million |
| Taille des matrices | 209 mm² | 103 mm² |
Carte graphique
| Date de publication | Sep 7th, 2016 | Apr 20th, 2017 |
|---|---|---|
| Génération | Console GPU | Polaris |
| Production | End-of-life | End-of-life |
| Prix de lancement | 399 USD | 79 USD |
| Bus interface | — | PCIe 3.0 x8 |
| Prédécesseur | — | Arctic Islands |
| Successeur | — | Vega |
Vitesse clock
| GPU clock | 800 MHz | — |
|---|---|---|
| Mémoire clock | 1375 MHz 5.5 Gbps effective | 1750 MHz 7 Gbps effective |
| Base clock | — | 1100 MHz |
| Boost clock | — | 1183 MHz |
Mémoire
| Taille de la mémoire | 8 GB | 2 GB |
|---|---|---|
| Type de mémoire | GDDR5 | GDDR5 |
| Bus mémoire | 256 bit | 128 bit |
| Bande passante | 176.0 GB/s | 112.0 GB/s |
Render Config
| Shading units | 1152 | 512 |
|---|---|---|
| TMUs | 72 | 32 |
| ROPs | 32 | 16 |
| Compute units | 18 | 8 |
| Cache L1 | — | 16 KB (per CU) |
| Cache L2 | — | 512 KB |
Performance théorique
| Taux de pixel | 25.60 GPixel/s | 18.93 GPixel/s |
|---|---|---|
| Taux de texture | 57.60 GTexel/s | 37.86 GTexel/s |
| FP16 (half) performance | 1.843 TFLOPS (1:1) | 1,211 GFLOPS (1:1) |
| FP32 (float) performance | 1.843 TFLOPS | 1,211 GFLOPS |
| FP64 (double) performance | — | 75.71 GFLOPS (1:16) |
Board Design
| Longueur | 288 mm 11.3 inches | 145 mm 5.7 inches |
|---|---|---|
| Taille | 265 mm 10.4 inches | — |
| Taille | 39 mm 1.5 inches | — |
| Poids | 2.1 kg (4.6 lbs) | — |
| TDP | 75 W | 50 W |
| Sorties | No outputs | 1x DVI1x HDMI1x DisplayPort |
| Connecteurs de puissance | None | None |
| Taille Slot | — | Dual-slot |
| Suggestions pour le PSU | — | 250 W |
| Board number | — | D090-01 |
Caractéristiques graphiques
| DirectX | 11.1* | 12 (12_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.1 |
| Vulkan | 1.1 | 1.2 |
| Shader model | 5.1 | 6.4 |
