ATI released new Catalyst drivers with revision build 7.5
New Features
This release of Catalyst™ introduces the following new features:
DirectX 10 driver support for the Radeon™ HD 2900 XT (single card and CrossFire™ configurations) for Windows Vista
This release of Catalyst™ introduces the ATI DirectX 10 driver for the Radeon™ HD 2900 XT, for both single cards and CrossFire™ configurations. The ATI DirectX 10 driver used in combination with the Radeon™ HD 2900 XT (and an application designed to take advantage of the power of the DirectX 10 API) delivers incredible graphics effects never seen before on the PC.
Second Generation ATI Theater™ 650
This release of Catalyst™ introduces the second generation ATI Theater™ 650. This product will provide support for the new MCE 2006 requirements such as DRM support. Further, it will include features to support ATI All-In-Wonder products. It will also provide improved TV quality and Broadcast Flag support which enables full US terrestrial DTV support.
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.
Note:
If you have problems downloading ATI Catalyst 7.5 for Windows Vista 32-bit,
please try to stop using your download manager
and avoid right clicking on files. Also, check
your firewall settings, because some mirrors may
require that you do not block the HTTP
referrers.
Note:
If you have problems downloading ATI Catalyst 7.5 for Windows Vista 32-bit,
please try to stop using your download manager
and avoid right clicking on files. Also, check
your firewall settings, because some mirrors may
require that you do not block the HTTP
referrers. 
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