AMD Catalyst Display Driver 11.1 for XP

Performance highlights of the AMD Catalyst 11.1 release includes:

F1 2010:
- Performance increases up to 12% on AMD Radeon HD 6900 and AMD Radeon HD 6800 Series single card configurations with anisotropic filtering and anti-aliasing disabled.
- Performance increases up to 10% on ATI Radeon HD 5800 Series single card configurations with anisotropic filtering and anti-aliasing disabled.

Left 4 Dead 2:
- Performance increases up to 17% on AMD Radeon HD 6800 Series single and Crossfire configurations with anisotropic filtering and anti-aliasing disabled.
- Performance increases up to 8% on AMD Radeon HD 6900 Series single configurations with anisotropic filtering and anti-aliasing disabled.

Resolved Known Issues for the Windows 7 Operating System
This section provides information on resolved known issues in this release of the AMD Catalyst 11.1 software suite for Windows 7. These include:

- Aliens vs. Predator game no longer fails to load with quad Crossfire enabled..
- Text is no longer missing randomly in Nostradamus- The Last Prophecy demo.
- Graphical corruption is no longer seen occasionally in Nostradamus- The Last Prophecy demo.
- The Protoss Pylon Matrix is now rendered correctly in Starcraft 2.
- Task switching in Dirt2 with Vsync enabled no longer causes a dual link monitor to go black.
- System no longer crashes when enabling Crossfire with 2 monitors connected to the primary card and 2 monitors connected to the secondary card.
- List of supported TV resolutions now includes 1080p 24Hz (if supported by the TV display).
- Cyberlink PowerDVD no longer randomly exits when playing a blu-ray title with the “Aero-on” option enabled in the player.
- An error message is no longer intermittently displayed when viewing a slideshow using Windows Live Photo Gallery.
- Windows Media Player no longer displays a black screen when continuously playing several VC1 format files over a 4 hour period.
- “Host Application not responding” error message is no longer randomly displayed when launching the AMD Catalyst Control Center.

Resolved Known Issues for the Windows Vista Operating System:

- Video corruption is no longer randomly seen during DVD playback using Windows Media Player.
- Progressive scan DVD content no longer causes Windows Media Center to hang.
- Interlaced DVD content no longer exhibits frame drops and jerky playback.
- “Host Application not responding” error message is no longer randomly displayed when launching the AMD Catalyst Control Center.

Resolved Known Issues for the Windows XP Operating System:

- Frame drops are no longer observed when playing HD interlaced content in Windows Media Center.
- Call of Duty – Black Ops no longer randomly hangs on AMD Radeon HD 57xx series products.
- Crossfire using AMD Radeon HD 68xx series products no longer hangs intermittently when running 3dMark 2006.
- “Host Application not responding” error message is no longer randomly displayed when launching the AMD Catalyst Control Center.

Known issues under the Windows 7 operating system
The following section provides a summary of open issues that may be experienced under the Windows 7 operating system in the latest version of AMD Catalyst. These include:

- Blocky video corruption may be displayed randomly when playing back SD DVD content using Windows Media Player.
- Video may flicker randomly when using PowerDVD to play the blu-ray edition of “Iron Man 2”.
- Screen may flicker and objects may be duplicated in Medal of Honor under DirectX 11 with Crossfire enabled on AMD Radeon HD 69xx series products.
- Objects may be duplicated in Dead Rising 2 when Super Anti Aliasing is enabled on AMD Radeon HD 69xx series products.

Known Issues Under the Windows Vista Operating System
The following section provides a summary of open issues that may be experienced under the Windows Vista operating system in the latest version of AMD Catalyst. These include:

- AVIVO options do not take effect on WinDVD 10 blu-ray playback.
- Doom 3 and Quake 4 may display corruption when running on a AMD Radeon HD 47xx series product.

Known Issues under all Windows Operating Systems
The following section provides a summary of open issues that may be experienced under all supported Windows operating systems in the latest version of AMD Catalyst. These include:

- An error message may be displayed if the power plan is changed several times (from Power Save to High Performance) when the AMD Catalyst Control Center is open.
- The AMD Catalyst Control Center may flicker when adjusting brightness using a hotkey.