Comparison of Radeon HD 6990M and GeForce GTX 470 X2 [S]ave
| Attribute |  GeForce GTX 470 X2 × |  Radeon HD 6990M × |
|---|---|---|
| GPU | ||
| Release year (year) | 2017 | 2011 |
| GPU brand | Nvidia | AMD |
| GPU name | GF100 | Blackcomb |
| Market | Desktop | Laptop |
| Clock speed (MHz) | 608 | 715 |
| Is dual GPU | + | - |
| Model | GeForce GTX 470 X2 | Radeon HD 6990M |
| Memory | ||
| Memory (MB) | 2,048 | 2,048 |
| Memory bandwidth (GB/s) | 214.2 | 115.2 |
| Memory bus (bit) | 512 | 256 |
| Memory type | GDDR5 | GDDR5 |
| Memory clock speed (MHz) | 837 | 900 |
| Effective memory clock speed (MHz) | 3,348 | 3,600 |
| Noise and power | ||
| TDP (W) | 215 | 100 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 53.46 | 22.88 |
| Render output processors | 64 | 32 |
| Texture mapping units | 88 | 56 |
| Shading units | 704 | 1,120 |
| Floating-point performance (GFLOPS) | 1,711 | 1,602 |
| Compute units | - | 14 |
| Texture rate (GTexel/s) | 106.92 | 40 |
| Benchmarks | ||
| Battlefield 3 | - | 21.9 |
| Dirt3 | - | 39.4 |
| Crysis 2 | - | 35 |
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