Comparison of NVIDIA Tesla K20s and NVIDIA Tesla K20X [S]ave
| Attribute |  NVIDIA Tesla K20X × |  NVIDIA Tesla K20s × |
|---|---|---|
| GPU | ||
| Release year (year) | 2012 | 2013 |
| GPU brand | Nvidia | Nvidia |
| GPU name | GK110 | GK110 |
| Clock speed (MHz) | 732 | 706 |
| Is dual GPU | - | - |
| Model | NVIDIA Tesla K20X | NVIDIA Tesla K20s |
| Memory | ||
| Memory (MB) | 6,144 | 5,120 |
| Memory bandwidth (GB/s) | 249.6 | 208 |
| Memory bus (bit) | 384 | 320 |
| Memory type | GDDR5 | GDDR5 |
| Memory clock speed (MHz) | 1,300 | 1,300 |
| Effective memory clock speed (MHz) | 5,200 | 5,200 |
| Noise and power | ||
| TDP (W) | 235 | 225 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 41 | 36.7 |
| Render output processors | 48 | 40 |
| Texture mapping units | 224 | 208 |
| Shading units | 2,688 | 2,496 |
| Floating-point performance (GFLOPS) | 3,935 | 3,524 |
| Texture rate (GTexel/s) | 164 | 146.8 |
Help · Contact us · Disclaimer · Contributors · Developers · Donate