Product Compare
AMD Radeon 550X Mobile vs AMD Radeon RX 6400
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Apr 2018 | Jan 2022 |
| Generation | Mobility Radeon | Navi II |
| Type | Mobile | Desktop |
| Bus Interface | PCIe 3.0 x8 | PCIe 4.0 x4 |
| Clock Speeds | ||
| Base Clock | 1100 MHz | 1923 MHz |
| Boost Clock | 1287 MHz | 2321 MHz |
| Memory Clock | 1500 MHz | 2000 MHz |
| Memory | ||
| Memory Size | 4GB | 4GB |
| Memory Type | GDDR5 | GDDR6 |
| Memory Bus | 64bit | 64bit |
| Bandwidth | 48.00GB/s | 128.0GB/s |
| Render Config | ||
| Compute Units | 10 | 12 |
| Shading Units | 640 | 768 |
| TMUs | 40 | 48 |
| ROPs | 16 | 32 |
| L1 Cache | 16 KB (per CU) | 128 KB per Array |
| L2 Cache | 256 KB | 1024 KB |
| RT Cores | 12 | |
| L3 Cache | 16 MB | |
| Theoretical Performance | ||
| Pixel Rate | 20.59 GPixel/s | 74.27 GPixel/s |
| Texture Rate | 51.48 GTexel/s | 111.4 GTexel/s |
| FP16 (half) | 1.647 TFLOPS | 7.130 TFLOPS |
| FP32 (float) | 1.647 TFLOPS | 3.565 TFLOPS |
| FP64 (double) | 103.0 GFLOPS | 222.8 GFLOPS |
| Graphics Processor | ||
| GPU Name | Polaris 23 | Navi 24 |
| GPU Variant | Polaris 23 MXT | Navi 24 XL(215-135000046) |
| Architecture | GCN 4.0 | RDNA 2.0 |
| Foundry | GlobalFoundries | TSMC |
| Process Size | 14 nm | 6 nm |
| Transistors | 2.2 billion | 5.4 billion |
| Die Size | 103 mm² | 107 mm² |
| Board Design | ||
| TDP | 50W | 53W |
| Outputs | No outputs | 1x HDMI 2.11x DisplayPort 1.4a |
| Power Connectors | None | None |
| Suggested PSU | 250 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 | 6.7 |