| Attribute | Radeon HD 6990M Rebrand × | Radeon HD 7690M XT Rebrand × |
|---|---|---|
| GPU | ||
| Release year (year) | 2011 | 2012 |
| GPU brand | AMD | AMD |
| GPU name | Broadway | Whistler |
| Market | Laptop | Laptop |
| Clock speed (MHz) | 800 | 725 |
| Is dual GPU | - | - |
| Model | Radeon HD 6990M Rebrand | Radeon HD 7690M XT Rebrand |
| Memory | ||
| Memory (MB) | 1,024 | 1,024 |
| Memory bandwidth (GB/s) | 70.4 | 51.2 |
| Memory bus (bit) | 128 | 128 |
| Memory type | GDDR5 | GDDR5 |
| Memory clock speed (MHz) | 1,100 | 800 |
| Effective memory clock speed (MHz) | 4,400 | 3,200 |
| Noise and power | ||
| TDP (W) | 100 | 25 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 12.8 | 5.8 |
| Render output processors | 16 | 8 |
| Texture mapping units | 40 | 24 |
| Shading units | 800 | 480 |
| Floating-point performance (GFLOPS) | 1,280 | 696 |
| Compute units | 14 | 6 |
| Texture rate (GTexel/s) | 32 | 17.4 |
| Benchmarks | ||
| 3DMark 11 Graphics | 21,082 | 10,919 |
| 3DMark Vantage Graphics | 13,480 | 5,594 |
| 3DMark06 | 3,227 | 1,346 |
| Call of Duty: Modern Warfare 3 (fps) | 69.8 | - |
| Cloud Gate Factor | 17.62 | 12.33 |
| Diablo III (fps) | 73 | - |
| Sky Diver Factor | 168.03 | 86.03 |
| Fire Strike Factor | 22.43 | - |