NGOHQ came across leaked AMD Catalyst 12.5 beta drivers, you can download them over here.
"A new beta build (8.97) of AMD's Catalyst software has been leaked to the web. This particular software suite updates both the AMD Display Driver, and the Catalyst Control Center. This unified driver has been further enhanced to provide the highest level of power, performance, and reliability. The AMD Catalyst software suite is the ultimate in performance and stability."