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http://game.amd.com/us-en/drivers_catalyst.aspx

Release Notes


New Features
This section provides information on new features found in this release of the ATI Radeon™ Display Driver. These include the following:
ATI Eyefinity - HydraVision enhancements
Enhanced Pull-down detection
ATI CrossFireX™ technology – support for rotated displays
ATI Radeon GPU acceleration of VLC 1.1.1 Media Player
ATI Eyefinity - HydraVision enhancements
Maximizing a window across displays will now take user defined bezel compensation into account Automatically adjusts window position when dragging and dropping windows to ensure title bar visibility
Proper dialog box placement - dialogs do not cross displays, are not hidden behind bezels, and can be designated to be shown on the users “preferred” display

Enhanced Pull-down detection
The Pull-down detection algorithm has been enhanced for higher visual quality on certain types of video content
Supported on the ATI Radeon™ HD 5000 Series
ATI CrossFireX™ technology – support for rotated displays
This release of ATI Catalyst™ enables end users running supported ATI CrossFireX™ configurations to rotate their displays (single or ATI Eyefinity display configurations) and still enjoy the performance benefits of ATI CrossFireX™ technology.

ATI Radeon GPU acceleration of VLC 1.1.1 Media Player
Enables GPU acceleration of h.264 video content when using the VLC 1.1.1 Media Player – delivering a better user experience by consuming less system resources.
Supported on the ATI Radeon™ HD 5000 and ATI Radeon™ HD 4000 Series of products
Requires VLC version 1.1.1 and later


Performance Improvements

The following performance gains are noticed with this release of Catalyst™ 10.7:

Borderlands
Performance increases 3-5% on ATI Radeon™ HD 5800 and ATI Radeon™ HD 5700 series single card and CrossFire™ configurations when anti-aliasing and anisotropic filtering is enabled
Performance increases 3-8% on ATI Radeon™ HD 5970 single card and CrossFire™ configurations when anti-aliasing and anisotropic filtering is enabled
Performance increases 2-6% on ATI Radeon™ HD 5600 and ATI Radeon™ HD 5500 series single card configurations when anti-aliasing and anisotropic filtering is enabled
Performance increases 2-10% on ATI Radeon™ HD 4800 series single card and CrossFire™ configurations when anti-aliasing and anisotropic filtering is enabled

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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

http://support.amd.com/us/kbarticles...etaDriver.aspx