| Attribute | GeForce 945A × | GeForce 830A × |
|---|---|---|
| GPU | ||
| Release year (year) | 2015 | 2014 |
| GPU brand | Nvidia | Nvidia |
| GPU name | GM108 | GM108 |
| Market | Laptop | Laptop |
| Clock speed (MHz) | 1,072 | 1,082 |
| Turbo clock speed (MHz) | 1,176 | 1,150 |
| Is dual GPU | - | - |
| Model | GeForce 945A | GeForce 830A |
| Memory | ||
| Memory (MB) | 2,048 | 2,048 |
| Memory bandwidth (GB/s) | 14.4 | 14.4 |
| Memory bus (bit) | 64 | 64 |
| Memory type | DDR3 | DDR3 |
| Memory clock speed (MHz) | 900 | 900 |
| Effective memory clock speed (MHz) | 1,800 | 1,800 |
| Noise and power | ||
| TDP (W) | 33 | 33 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 8.58 | 8.66 |
| Render output processors | 8 | 8 |
| Texture mapping units | 24 | 16 |
| Shading units | 384 | 256 |
| Floating-point performance (GFLOPS) | 823 | 554 |
| Texture rate (GTexel/s) | 25.73 | 17.31 |
| Benchmarks | ||
| Particle simulation (mInteraction/s) | 316.59 | - |
| T-Rex (Compubench 1.5) (frames/s) | 1.99 | - |
| Video composition (frames/s) | 30.79 | - |
| PassMark | - | 972 |
| Face detection (mPixels/s) | 28.87 | - |
| Bitcoin mining (mHash/s) | 107.63 | - |
| Ocean surface simulation (frames/s) | 381.9 | - |