Comparison of Radeon HD 8970M and Radeon RX 580 [S]ave
| Attribute |  Radeon RX 580 × |  Radeon HD 8970M × |
|---|---|---|
| GPU | ||
| Release year (year) | 2017 | 2013 |
| GPU brand | AMD | AMD |
| GPU name | Polaris 20 | Neptune |
| Market | - | Laptop |
| Clock speed (MHz) | 1,257 | 850 |
| Turbo clock speed (MHz) | 1,340 | 900 |
| Is dual GPU | - | - |
| Model | Radeon RX 580 | Radeon HD 8970M |
| Memory | ||
| Memory (MB) | 8,192 | 4,096 |
| Memory bandwidth (GB/s) | 256 | 153.6 |
| Memory bus (bit) | 256 | 256 |
| Memory type | GDDR5 | GDDR5 |
| Memory clock speed (MHz) | 2,000 | 1,200 |
| Effective memory clock speed (MHz) | 8,000 | 4,800 |
| Noise and power | ||
| TDP (W) | 185 | 100 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 42.88 | 28.8 |
| Render output processors | 32 | 32 |
| Texture mapping units | 144 | 80 |
| Shading units | 2,304 | 1,280 |
| Floating-point performance (GFLOPS) | 6,175 | 2,304 |
| Compute units | 36 | 20 |
| Texture rate (GTexel/s) | 193 | 72 |
| Benchmarks | ||
| Cloud Gate Factor | 22.5 | - |
| Battlefield 4 | - | 43.25 |
| Face detection (mPixels/s) | 116.37 | 57.24 |
| T-Rex (GFXBench 3.0) | 3350.64 | 1938.41 |
| Manhattan (GFXBench 3.0) | 3709.21 | 2321.43 |
| Bitcoin mining (mHash/s) | 607.72 | 268.64 |
| Sky Diver Factor | 441.03 | 290.59 |
| Thief | - | 35.9 |
| Fire Strike Factor | 75.63 | 42.93 |
| Ocean surface simulation (frames/s) | 2007.61 | - |
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