Comparison of Radeon HD 6770 Green and GeForce 945M [S]ave
| Attribute |  GeForce 945M × |  Radeon HD 6770 Green × |
|---|---|---|
| GPU | ||
| Release year (year) | 2015 | 2013 |
| GPU brand | Nvidia | AMD |
| GPU name | GM107 | Juniper |
| Market | Laptop | Desktop |
| Clock speed (MHz) | 1,029 | 700 |
| Turbo clock speed (MHz) | 1,085 | - |
| Is dual GPU | - | - |
| Model | GeForce 945M | Radeon HD 6770 Green |
| Memory | ||
| Memory (MB) | 2,048 | 2,048 |
| Memory bandwidth (GB/s) | 28.8 | 21.3 |
| Memory bus (bit) | 128 | 128 |
| Memory type | DDR3 | GDDR3 |
| Memory clock speed (MHz) | 900 | 667 |
| Effective memory clock speed (MHz) | 1,800 | 1,334 |
| Noise and power | ||
| TDP (W) | 75 | 86 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 16.46 | 11.2 |
| Render output processors | 16 | 16 |
| Texture mapping units | 40 | 36 |
| Shading units | 640 | 720 |
| Floating-point performance (GFLOPS) | 1,317 | 1,008 |
| Compute units | - | 9 |
| Texture rate (GTexel/s) | 41.2 | 25.2 |
| Benchmarks | ||
| Particle simulation (mInteraction/s) | 302.61 | - |
| Crysis 3 | 12.6 | - |
| Bioshock Infinite | 26.4 | - |
| Battlefield 4 | 21.6 | - |
| Face detection (mPixels/s) | 28.63 | - |
| Bitcoin mining (mHash/s) | 107.09 | - |
| Thief | 18.5 | - |
| Ocean surface simulation (frames/s) | 380.46 | - |
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