AMD's Catalyst graphics driver update has arrived. Changes include performance improvements in some game titles as well as bug fixes. According to AMD, the new Catalyst 10.11 software suite offers the following performance improvements:

- Battleforge : Performance increases up to 3% on ATI Radeon HD 5800 Series single and CrossFire configurations with anti-aliasing disabled.

- STALKER : Call of Pripyat benchmark: Performance increases up to 5% on ATI Radeon HD 5800 Series single and CrossFire configurations

Resolved issues in this release of the AMD Catalyst 10.11 include:

- Enabling AMD OverDriveTM through the AMD Catalyst Control Center for single display systems no longer results in GPU clocks running at high levels in non-GPU intensive scenarios

- Mouse cursor no longer flickers and disappears in World of Warcraft when hardware cursor is enabled when playing in Stereo 3D mode

- Primary display no longer blanks out when playing World in Conflict Soviet Assault DX10 with Dual Monitor enabled in AMD CrossFireX mode

- AMD CrossFireX no longer becomes disabled in Battlefield Bad Company 2 after performing a task switch

- The "Contrast" value for the display is no longer set to zero after AMD CrossFireX is disabled for the first time

- Alien blood is now rendered properly in Aliens vs Predator with Anti-Aliasing enabled

You can find out more about these fixes and the Catalyst 10.11 release in the official release notes.

For doawnloads, visit http://sites.amd.com/us/game/downloads/Pages/downloads.aspx.

Highlights of the AMD Catalyst driver for Linux release include:

- Invalid position values for specified size with aticonfig are accepted and updated in xorg.conf
- Cursor unable to enter task bar area when certain rotations are applied
- Initial rotation results in Xserver crash during startup

Hotfix driver:

AMD has also recently posted the AMD Catalyst 10.10e hotfix driver (AMD Radeon HD 6800 series users should use this driver; AMD Catalyst 10.12 will add full support for the AMD Radeon HD 6800 series next month):

This hotfix is provided as is and is not supported by AMD. It has not completed full AMD testing and is only a driver update.

Download AMD Catalyst 10.10e here

AMD Catalyst 10.10e Hotfix includes the following features and enhancements:

- The ATI Radeon HD 5000 Series GPU’s now support the new AMD Catalyst AI user interface that was previously only available on the AMD Radeon HD 6800 Series GPU’s
- The ATI Radeon HD 5000 Series GPU’s now support Morphological Anti-Aliasing
- Fixed cases where Morphological Anti-Aliasing was not being correctly applied to games (very intermittently)
- OpenGL 4.1 beta support
- Support for the new Morphological Anti-Aliasing feature
- Dead Rising 2 – Crossfire profile (Resolves negative scaling)

AMD CrossFire Performance Improvement for:

- Metro 2033
- F1 2011 – (DirectX 9 version)
- Fallout New Vegas

Performance optimizations for systems with an AMD Radeon HD 6870 and AMD Radeon HD 6850 series of graphics products installed - Aliens versus Predator performance enhancements
- Star Craft 2 performance enhancements
- OpenGL performance enhancements – gains can be seen in Prey, Quake Wars: Enemy Territories, and Heaven v2

Support for additional Stereo 3D-capable displays:

- Viewsonic V3D241wm-LED
- 3D Projectors