Product Compare
AMD Radeon Instinct MI8 vs AMD Radeon RX 580
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Dec 2016 | Apr 2017 |
| Generation | Radeon Instinct | Polaris |
| Type | Professional | Desktop |
| Bus Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Clock Speeds | ||
| Memory Clock | 500 MHz | 2000 MHz |
| Base Clock | 1257 MHz | |
| Boost Clock | 1340 MHz | |
| Memory | ||
| Memory Size | 4GB | 8GB |
| Memory Type | HBM | GDDR5 |
| Memory Bus | 4096bit | 256bit |
| Bandwidth | 512.0GB/s | 256.0GB/s |
| Render Config | ||
| Compute Units | 64 | 36 |
| Shading Units | 4096 | 2304 |
| TMUs | 256 | 144 |
| ROPs | 64 | 32 |
| L1 Cache | 16 KB (per CU) | 16 KB (per CU) |
| L2 Cache | 2 MB | 2 MB |
| Theoretical Performance | ||
| Pixel Rate | 64.00 GPixel/s | 42.88 GPixel/s |
| Texture Rate | 256.0 GTexel/s | 193.0 GTexel/s |
| FP16 (half) | 8.192 TFLOPS | 6.175 TFLOPS |
| FP32 (float) | 8.192 TFLOPS | 6.175 TFLOPS |
| FP64 (double) | 512.0 GFLOPS | 385.9 GFLOPS |
| Graphics Processor | ||
| GPU Name | Fiji | Polaris 20 |
| GPU Variant | Fiji XT CA(215-0862120) | Polaris 20 XTX(215-0910038) |
| Architecture | GCN 3.0 | GCN 4.0 |
| Foundry | TSMC | GlobalFoundries |
| Process Size | 28 nm | 14 nm |
| Transistors | 8.9 billion | 5.7 billion |
| Die Size | 596 mm² | 232 mm² |
| Board Design | ||
| TDP | 175W | 185W |
| Suggested PSU | 450 W | 450 W |
| Outputs | No outputs | 1x HDMI 2.0b3x DisplayPort 1.4a |
| Power Connectors | 1x 8-pin | 1x 8-pin |
| Graphics Features | ||
| DirectX | 12 (12_0) | 12 (12_0) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Vulkan | 1.2.170 | 1.3 |
| Shader Model | 6.5 | 6.7 |