AMD Playstation 4 GPU vs AMD Radeon RX 550
Graphics Processor
| GPU model | Liverpool | Lexa |
|---|---|---|
| GPU variant | CXD90026BG | Lexa PRO (215-0904018) |
| Architecture | GCN 2.0 | GCN 4.0 |
| Foundry | TSMC | GlobalFoundries |
| Manufacturing process | 28 nm | 14 nm |
| Number of transistors | unknown | 2,200 million |
| Die size | 348 mm² | 103 mm² |
Graphics Card
| Release date | Nov 24th, 2013 | Apr 20th, 2017 |
|---|---|---|
| Generation | Console GPU | Polaris |
| Production | End-of-life | End-of-life |
| Interface | IGP | PCIe 3.0 x8 |
| Launch price | 399 USD | 79 USD |
| Predecessor | — | Arctic Islands |
| Successor | — | Vega |
Clocks
| GPU clock | 800 MHz | — |
|---|---|---|
| Memory clock | 1375 MHz 5.5 Gbps effective | 1750 MHz 7 Gbps effective |
| Base clock | — | 1100 MHz |
| Boost clock | — | 1183 MHz |
Memory Configuration
| Memory size | 8 GB | 2 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR5 |
| Memory bus width | 256 bit | 128 bit |
| Bandwidth | 176.0 GB/s | 112.0 GB/s |
Render Configuration
| 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
| Pixel rate | 25.60 GPixel/s | 18.93 GPixel/s |
|---|---|---|
| Texture rate | 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) |
Dimensions & Outputs
| Slot width | IGP | Dual-slot |
|---|---|---|
| Length | 305 mm 12 inches | 145 mm 5.7 inches |
| Width | 275 mm 10.8 inches | — |
| Height | 53 mm 2.1 inches | — |
| Weight | 2.8 kg (6.2 lbs) | — |
| TDP | 75 W | 50 W |
| Suggested PSU | 350 W | 250 W |
| Outputs | No outputs | 1x DVI1x HDMI1x DisplayPort |
| Power connectors | None | None |
| Board number | — | D090-01 |
API Support & Features
| 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 |
