Product Compare
AMD Radeon Pro V420 vs AMD Radeon 550X Mobile
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Unknown | Apr 2018 |
| Generation | Radeon Pro Vega | Mobility Radeon |
| Type | Desktop | Mobile |
| Bus Interface | PCIe 4.0 x16 | PCIe 3.0 x8 |
| Clock Speeds | ||
| Base Clock | 800 MHz | 1100 MHz |
| Boost Clock | 1700 MHz | 1287 MHz |
| Memory Clock | 800 MHz | 1500 MHz |
| Memory | ||
| Memory Size | 32GB | 4GB |
| Memory Type | HBM2 | GDDR5 |
| Memory Bus | 4096bit | 64bit |
| Bandwidth | 819.2GB/s | 48.00GB/s |
| Render Config | ||
| Compute Units | 64 | 10 |
| Shading Units | 4096 | 640 |
| TMUs | 256 | 40 |
| ROPs | 64 | 16 |
| L1 Cache | 16 KB (per CU) | 16 KB (per CU) |
| L2 Cache | 4 MB | 256 KB |
| Theoretical Performance | ||
| Pixel Rate | 108.8 GPixel/s | 20.59 GPixel/s |
| Texture Rate | 435.2 GTexel/s | 51.48 GTexel/s |
| FP16 (half) | 27.85 TFLOPS | 1.647 TFLOPS |
| FP32 (float) | 13.93 TFLOPS | 1.647 TFLOPS |
| FP64 (double) | 6.963 TFLOPS | 103.0 GFLOPS |
| Graphics Processor | ||
| GPU Name | Vega 20 | Polaris 23 |
| GPU Variant | Vega 20 GLXT WS(215-0914026) | Polaris 23 MXT |
| Architecture | GCN 5.1 | GCN 4.0 |
| Foundry | TSMC | GlobalFoundries |
| Process Size | 7 nm | 14 nm |
| Transistors | 13.23 billion | 2.2 billion |
| Die Size | 331 mm² | 103 mm² |
| Board Design | ||
| TDP | 300W | 50W |
| Suggested PSU | 700 W | |
| Outputs | 6x mini-DisplayPort 1.4a | No outputs |
| Power Connectors | 1x 6-pin + 1x 8-pin | None |
| Graphics Features | ||
| DirectX | 12 (12_1) | 12 (12_0) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Vulkan | 1.3 | 1.2 |
| Shader Model | 6.7 | 6.4 |