Performance Improvements

OpenGL performance is improved on the ATI Radeon™ X1950 XTX at high resolutions (1920x1200 or greater) with anti-aliasing and anisotropic filtering enabled. Doom 3 and Quake 4 improves as much as 13-18%, and Prey improves at least 15.6%. The ATI Radeon™ X1950 Pro and X1650 XT also sees improvements in Doom 3 and Quake 4 of up to 14.1% at higher resolutions with anti-aliasing and anisotropic filtering enabled.

Resolved Issues for the Windows XP Operating System

This section provides information on resolved issues in this release of the ATI Catalyst™ Software Suite for Windows XP. These include:

* Call of Duty: An error message no longer appears when task switching between the game and the Windows desktop. This issue may also be experienced under the Windows Vista operating system. Further details can be found in topic number 737-26750
* Just Cause: The game no longer fails to run cinematic at 1600x1200 game resolution on ATI Radeon™ X1200/1250/1270 series of products. Further details can be found in topic number 737-27093
* Installing an ATI Radeon™ X1900 CrossFire™ Master and X1900 slave under Windows XP no longer results in AA settings failing to be retained when rebooting the system. This issue may also be experienced under the Windows Vista operating system. Further details can be found in topic number 737-25808
* Uninstalling the graphics drivers no longer results in some of the files and folder failing to be removed in the Program File folder. Further details can be found in topic number 737-23715
* When operated from the Start Menu->All Programs->Catalyst™ Control Center, the Catalyst™ Control Center no longer fails to display the expected choices Catalyst™ Control Center->Wizard and Catalyst™ Control Center->Advanced on some hardware configurations. Further details can be found in topic number 737-27096

Catalyst 7.5
Catalyst 7.5 w/ Control Panel