Feature highlights of the AMD Catalyst feature preview driver for the Windows® 8 Release Preview:

Featuring support for the new WDDM 1.2 driver model, this new driver enables customers to utilize the models features as applications are updated to leverage them. These features include:

• Support for the AMD Radeon  HD 7900 Series, AMD Radeon HD 7800 Series, and the AMD Radeon HD 7700 Series.
• Native Stereo 3D support:  Windows 8 natively supports stereoscopic 3D gaming and videos via compatible applications. Middleware applications will not be required for such apps.
• Unified Video API: Video playback has been integrated into the DirectX® 11 API, enabling simultaneous video and gaming content. Transcoding performance may also be improved for supporting applications.
• Optimized screen rotation for rotation-aware devices.
• Improved sleep/resume performance.
• Optimized GPU power consumption.
• Support for AMD Features:
  • AMD Eyefinity
  • OpenCL
  • OpenGL
  • UVD
  • AMD Dual Graphics/AMD CrossFire Technology
  • AMD Overdrive
  • AMD Catalyst Control Center/Vision Engine Control Center 

Known issues found in the AMD Catalyst feature preview for Windows 8 (these issues will be addressed in the AMD production release for Windows 8).

• AMD Radeon HD 7900, AMD Radeon HD 7800, and the AMD Radeon HD 7700 performance in DirectX 9 applications may be slower under Windows 8 vs. Windows 7.
• AMD CrossFireX configurations using the AMD Radeon HD 7900, AMD Radeon HD 7800, and the AMD Radeon HD 7700 in DirectX 9 and DirectX 11 applications may be slower under Windows 8 vs. Windows 7.
• AMD CrossFireX configurations using the AMD Radeon HD 7900, AMD Radeon HD 7800, and the AMD Radeon HD 7700  in OpenCL accelerated applications may cause a BSOD or system hang.
• Blacklight Retribution (DirectX11 mode) played with a CrossFire configuration may result in a system crash when launching the application (32-bit OS only).
• Video corruption can be seen when playing back movie trailers with Metro video player.

Hardware Support:

• AMD Radeon HD 7900 Series
• AMD Radeon HD 7800 Series
• AMD Radeon HD 7700 Series
• AMD Radeon HD 6000 Series
• AMD Radeon HD 5000 Series
• AMD Radeon HD 7000M Series
• AMD Radeon HD 6000M Series
• AMD Mobility Radeon HD 5000 Series
• AMD A-Series APU
• AMD C-Series APU
• AMD E-Series APU
• AMD FirePro V9800
• AMD FirePro V7900
• AMD FirePro V7900 SDI
• AMD FirePro V7800P
• AMD FirePro V5900
• AMD FirePro V4900
• AMD FirePro V3900
• ATI FirePro V9800
• ATI FirePro V8800
• ATI FirePro V7800
• ATI FirePro V5800
• ATI FirePro V5800 DVI
• ATI FirePro V4800
• ATI FirePro V3800
• AMD FirePro 2270
• ATI FirePro 2460 Multi-View
• AMD FirePro M8900
• AMD FirePro M5950
• AMD FirePro M3900
• ATI FirePro M7820
• ATI FirePro M5800