http://support.amd.com/us/kbarticles/Pages/ATICat107aBetaDriver.aspx
i,m yet to try them as i am loving the OTHER beta drivers but i,ll throw these on and try my tests again.
ATI Catalyst™ 10.7a beta driver features:
?Starcraft II: Support for Anti-Aliasing through the ATI Catalyst Control Center when using a Windows® 7, Windows Vista® or Windows XP based system with an:
?ATI Radeon™ HD 5xxx series graphics card or ATI Radeon Mobility equivalent series of products
?ATI Radeon HD 4xxx series graphics card or ATI Radeon Mobility equivalent series of products
?ATI Radeon HD 3xxx series graphics card or ATI Radeon Mobility equivalent series of products
?ATI Radeon HD 2xxx series graphics card or ATI Radeon Mobility equivalent series of products
?Improved performance for Quad ATI CrossFireX™ for Eyefinity™ supported configurations