ATI has released a new Catalyst 7.9 version. The new 7.9 version of Catalyst promises mostly game performance improvements, such as:
Far Cry performance improves up to 14 % on the ATI Radeon™ HD2900XT CrossFire™, ATI Radeon™ HD2600XT single card, and ATI Radeon™ HD2400XT CrossFire™ configurations
Call of Duty 2 performance improves as much as 12% with Anti-Aliasing enabled on the ATI Radeon™ HD2600XT CrossFire™ and single card configurations
Half-Life 2: Episode 1 performance improves at most 9% on ATI Radeon™ HD2600XT CrossFire™ and as much as 6% on the ATI Radeon™ HD2400XT CrossFire™ configurations.
Serious Sam 2 performance improves up to 46% on the ATI Radeon™ HD2400XT CrossFire™ and up to 27% on the ATI Radeon™ HD2600XT single card and CrossFire™ configurations with Anti-Aliasing enabled.
Quake 4 performance with Anti-Aliasing improves 9% or more on the ATI Radeon™ X1600/X1650Pro and ATI Radeon™ X1300/X1550 products in both single and CrossFire™ configurations
The new version also resolves some issues with Windows Vista, XP and Bioshock, Lost Planet, Prey and much more. You can get the new version on DAAMIT's page here.