| Attribute | NVIDIA Tesla K20m × | NVIDIA GRID K340 × |
|---|---|---|
| GPU | ||
| Release year (year) | 2013 | 2013 |
| GPU brand | Nvidia | Nvidia |
| GPU name | GK110 | GK107 |
| Clock speed (MHz) | 706 | 950 |
| Is dual GPU | - | - |
| Model | NVIDIA Tesla K20m | NVIDIA GRID K340 |
| Memory | ||
| Memory (MB) | 5,120 | 4,096 |
| Memory bandwidth (GB/s) | 208 | 115.2 |
| Memory bus (bit) | 320 | 256 |
| Memory type | GDDR5 | GDDR5 |
| Memory clock speed (MHz) | 1,300 | 900 |
| Effective memory clock speed (MHz) | 5,200 | 3,600 |
| Noise and power | ||
| TDP (W) | 225 | 225 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 36.7 | 30.4 |
| Render output processors | 40 | 32 |
| Texture mapping units | 208 | 128 |
| Shading units | 2,496 | 1,536 |
| Floating-point performance (GFLOPS) | 3,524 | 2,918 |
| Texture rate (GTexel/s) | 146.8 | 121.6 |
| Benchmarks | ||
| Particle simulation (mInteraction/s) | 658.61 | 137 |
| T-Rex (Compubench 1.5) (frames/s) | 5.27 | 1.12 |
| Video composition (frames/s) | 81.44 | 21.44 |
| Face detection (mPixels/s) | 54.92 | 10.82 |
| Bitcoin mining (mHash/s) | 251.56 | 36.7 |
| Ocean surface simulation (frames/s) | 1415.24 | 411.58 |