| Attribute | GeForce GTX 745 × | Radeon R5 M420 × |
|---|---|---|
| GPU | ||
| Release year (year) | 2014 | 2016 |
| GPU brand | Nvidia | AMD |
| GPU name | GM107 | Jet |
| Market | Desktop | Laptop |
| Clock speed (MHz) | 1,033 | 780 |
| Turbo clock speed (MHz) | 1,085 | 855 |
| Is dual GPU | - | - |
| Model | GeForce GTX 745 | Radeon R5 M420 |
| Memory | ||
| Memory (MB) | 4,096 | 4,096 |
| Memory bandwidth (GB/s) | 28.8 | 16 |
| Memory bus (bit) | 128 | 64 |
| Memory type | DDR3 | DDR3 |
| Memory clock speed (MHz) | 900 | 1,000 |
| Effective memory clock speed (MHz) | 1,800 | 2,000 |
| Noise and power | ||
| TDP (W) | 55 | - |
| Raw performance | ||
| Pixel rate (GPixel/s) | 16.53 | 6.84 |
| Render output processors | 16 | 8 |
| Texture mapping units | 24 | 20 |
| Shading units | 384 | 320 |
| Floating-point performance (GFLOPS) | 793 | 547 |
| Compute units | - | 5 |
| Texture rate (GTexel/s) | 24.79 | 17.1 |
| Benchmarks | ||
| Cloud Gate Factor | 13.47 | - |
| Face detection (mPixels/s) | 24.01 | - |
| T-Rex (GFXBench 3.0) | 1650.2 | 3271.42 |
| Manhattan (GFXBench 3.0) | 1728.44 | 1808.42 |
| Bitcoin mining (mHash/s) | 96.34 | - |
| Sky Diver Factor | 184.21 | - |
| Fire Strike Factor | 27.8 | - |
| Ocean surface simulation (frames/s) | 335.34 | - |