Product Compare
AMD Radeon RX 550 Mobile vs AMD Radeon RX 7800 XT
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Jul 2017 | Aug 2023 |
| Generation | Mobility Radeon | Navi III |
| Type | Mobile | Desktop |
| Bus Interface | PCIe 3.0 x8 | PCIe 4.0 x16 |
| Clock Speeds | ||
| Base Clock | 1100 MHz | 1295 MHz |
| Boost Clock | 1287 MHz | 2430 MHz |
| Memory Clock | 1500 MHz | 2438 MHz |
| Memory | ||
| Memory Size | 2GB | 16GB |
| Memory Type | GDDR5 | GDDR6 |
| Memory Bus | 128bit | 256bit |
| Bandwidth | 96.00GB/s | 624.1GB/s |
| Render Config | ||
| Compute Units | 10 | 60 |
| Shading Units | 640 | 3840 |
| TMUs | 40 | 240 |
| ROPs | 16 | 96 |
| L1 Cache | 16 KB (per CU) | 128 KB per Array |
| L2 Cache | 512 KB | 4 MB |
| RT Cores | 60 | |
| L3 Cache | 64 MB | |
| Theoretical Performance | ||
| Pixel Rate | 20.59 GPixel/s | 233.3 GPixel/s |
| Texture Rate | 51.48 GTexel/s | 583.2 GTexel/s |
| FP16 (half) | 1.647 TFLOPS | 74.65 TFLOPS |
| FP32 (float) | 1.647 TFLOPS | 37.32 TFLOPS |
| FP64 (double) | 103.0 GFLOPS | 1166.4 GFLOPS |
| Graphics Processor | ||
| GPU Name | Lexa | Navi 32 |
| GPU Variant | Lexa PRO(215-0904018) | Navi 32 XT(215-180000006) |
| Architecture | GCN 4.0 | RDNA 3.0 |
| Foundry | GlobalFoundries | TSMC |
| Process Size | 14 nm | 5 nm |
| Transistors | 2.2 billion | 28.1 billion |
| Die Size | 103 mm² | 346 mm² |
| Board Design | ||
| TDP | 50W | 263W |
| Outputs | No outputs | 1x HDMI 2.1a3x DisplayPort 2.1 |
| Power Connectors | None | 2x 8-pin |
| Suggested PSU | 600 W | |
| Graphics Features | ||
| DirectX | 12 (12_0) | 12 Ultimate (12_2) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.2 |
| Vulkan | 1.2 | 1.3 |
| Shader Model | 6.4 | 6.8 |