Test System Specs & 3Dmark 11

Test System Specs
- Intel Core i7 920 (Overclocked @ 3.70GHz)
- x3 2GB G.Skill DDR3 PC3-12800 (CAS 9-9-9-24)
- Asus P6T Deluxe (Intel X58)
- OCZ ZX Series (1250w)
- Seagate 500GB 7200-RPM (Serial ATA300)
- Gigabyte Radeon HD 6990 (4GB)
- Gigabyte Radeon HD 6970 (2GB) Crossfire
- Gigabyte Radeon HD 6970 (2GB)
- Asus Radeon HD 6870 (1GB)
- HIS Radeon HD 5970 (2GB)
- HIS Radeon HD 5870 (1GB)
- HIS Radeon HD 5850 (1GB)
- Asus GeForce GTX 580 (1.5GB)
- Gigabyte GeForce GTX 570 (1.3GB)
- Gigabyte GeForce GTX 560 Ti (1GB)
- Inno3D GeForce GTX 480 (1.5GB)
- Palit GeForce GTX 470 (1.3GB)
- Gigabyte GeForce GTX 460 (1GB)
Software
- Microsoft Windows 7 Ultimate 64-bit
- Nvidia Forceware 267.24
- AMD Catalyst 11.2
- AMD Catalyst 11.4 Preview

Using 3Dmark 11 we measured the performance of the new Radeon HD 6990 using the Performance and Extreme profiles. The Extreme test saw the Radeon HD 6990 score 3353pts which is the highest figure generated by any single graphics card to date. This made it 34% faster than the Radeon HD 5970 and 71% faster than the GeForce GTX 580. However, when put against the Radeon HD 6970 Crossfire configuration the Radeon HD 6990 was 4% slower.