http://support.amd.com/us/Pages/AMDCata ... river.aspx
AMD Catalyst 11.10 Preview driver:
· Improves performance in Battlefield 3 Open Beta release for both non-Anti-Aliasing, and application enabled Anti-Aliasing cases on the AMD Radeon™ HD 6000 and AMD Radeon™ HD 5000 Series for single GPU configurations
· Improves performance in Battlefield 3 Open Beta release for both non-Anti-Aliasing, and application enabled Anti-Aliasing cases on CrossFire configurations using the AMD Radeon™ HD 6000 and AMD Radeon™ HD 5000 Series
· Enables support for Eyefinity 5x1 display (portrait and landscape) configurations using the AMD Radeon™ HD 6000 and AMD Radeon™ HD 5000 Series
· Vision Engine Control Center: User Interface enhancements have been implemented for the CrossfireX, GPU Overdrive, and Information Center pages.