AMD released the Catalyst 9.4 software package, which introduce the new ATI OverDrive auto-tuning application.
New features found in this release of the Radeon Display Driver include the the new ATI OverDrive auto-tuning application that determines the best over-clocked engine and memory values for ATI Overdrive supported ATI Radeon Graphics accelerators, including the latest ATI Radeon HD 4000 Series.
The new software also resolves various issues under Windows XP, Vista and Windows 7 operating systems. For detailled information see the Release Notes
For downloads, visit http://game.amd.com/us-en/drivers_catalyst.aspx