Comparison of Radeon HD 8740 and Radeon Pro 455 [S]ave
| Attribute |  Radeon Pro 455 × |  Radeon HD 8740 × |
|---|---|---|
| GPU | ||
| Release year (year) | 2016 | 2013 |
| GPU brand | AMD | AMD |
| GPU name | Saturn | Cape Verde PRO |
| Market | - | Desktop |
| Clock speed (MHz) | 850 | 900 |
| Is dual GPU | - | - |
| Model | Radeon Pro 455 | Radeon HD 8740 |
| Memory | ||
| Memory (MB) | 2,048 | 2,048 |
| Memory bandwidth (GB/s) | 80 | 72 |
| Memory bus (bit) | 128 | 128 |
| Memory type | GDDR5 | GDDR5 |
| Memory clock speed (MHz) | 1,250 | 1,125 |
| Effective memory clock speed (MHz) | 5,000 | 4,500 |
| Noise and power | ||
| TDP (W) | 35 | 55 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 13.6 | 14.4 |
| Render output processors | 16 | 16 |
| Texture mapping units | 48 | 32 |
| Shading units | 768 | 512 |
| Floating-point performance (GFLOPS) | 1,306 | 922 |
| Compute units | 12 | 8 |
| Texture rate (GTexel/s) | 40.8 | 28.8 |
| Benchmarks | ||
| Particle simulation (mInteraction/s) | 284.32 | - |
| T-Rex (Compubench 1.5) (frames/s) | 2.96 | - |
| Video composition (frames/s) | 54.39 | - |
| Bioshock Infinite | 37.8 | - |
| Face detection (mPixels/s) | 33.48 | - |
| Bitcoin mining (mHash/s) | 163.13 | - |
| Ocean surface simulation (frames/s) | 643.65 | - |
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