NEW FEATURES

Windows XP support for the AMD Radeon HD 7900 Series, AMD Radeon HD 7800, and AMD Radeon HD 7700 Series

    In addition to Windows 7 and Windows Vista support, Catalyst 12.4 now also introduces Windows XP (64-bit/32-bit) support for the AMD Radeon HD 7900, AMD Radeon HD 7800, and AMD Radeon HD 7700 Series 

Super Sampling Anti-Aliasing: Level of Detail (LOD) Image Quality enhancements

    Supported on the AMD Radeon HD 7900, AMD Radeon HD 7800, and AMD Radeon HD 7700 Series
    LOD Image quality enhancements have been improved when enabling Super Sample Anti-Aliasing and Adaptive Anti-Aliasing through the AMD Catalyst™ Control Center for DirectX® 10 and DirectX® 11 applications.
    Applications must support in game Anti-Aliasing for the feature to work (Forced on Anti-Aliasing through the Catalyst Control Center is not supported for DirectX 10 and DirectX 11 applications)

Morphological Anti-Aliasing (MLAA):  Significant performance enhancements

    Supported on the AMD Radeon HD 7900, AMD Radeon HD 7800, AMD Radeon HD 7700 Series, AMD Radeon HD 6000 Series, and AMD Radeon HD 5000 Series
    MLAA now operates up to 80% faster than previous versions

Texture filtering quality improvements

    Supported on the AMD Radeon HD 7900, AMD Radeon HD 7800, and AMD Radeon HD 7700 Series
    Improvements have been made to the texture filtering algorithm (for both DirectX9 and DirectX10/DirectX11 applications) to increase the quality of rendered textures, with no impact to performance 

RESOLVED ISSUES

Resolved Issues for the Windows 7 Operating System

This section provides information on resolved known issues in this release of the AMD Catalyst 12.4 software suite for Windows 7. These include:

    Elder Scrolls: Skyrim: no longer hangs on single GPU configurations when used with AMD Catalyst 12.3 CAP1 and later CAP releases
    Elder Scolls: Skyrim: flickering square corruption is no longer observed.
    Rage: Vsync is no longer disabled after task switching.
    Enemy Territory:  Quake Wars: no longer crashes when launched in High Performance Mode.
    Stalker – Call of Pripyat: flickering is no longer observed in trees with specific Catalyst Control Center settings.
    Tom Clancy HAWX 2: no longer crashes on game launch.
    Windows Media Center: no longer crashes when run in Eyefinity mode and High Performance mode settings.
    AMD Steady Video: an error message is no longer displayed when enabling AMD Steady Video for the Microsoft Internet Explorer 9.0 plugin.
    Duplicating displays no longer generates random corruption.
    Tearing is no longer observed on the third screen in 3x1 and 1x3 Eyefinity configurations.
    A system crash is no longer experienced when enabling Crossfire in a 4 display configuration.
    The advanced video quality settings are now correctly displayed in the Catalyst Control Center.

Resolved Issues for the Windows Vista Operating System

This section provides information on resolved known issues in this release of the AMD Catalyst™ 12.4 software suite for Windows Vista. These include:

    The Catalyst Control Center now renders correctly when launched while playing a Bluray disc using WinDVD.

Resolved Issues for the Windows XP Operating System

This section provides information on resolved known issues in this release of the AMD Catalyst™ 12.4 software suite for Windows XP. These include:

    Dirt 3: a system hang is no longer experienced when running game at maximum in game settings.
    Dragon Age 2: visual corruption is no longer observed.

KNOWN ISSUES

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 observed while using Windows Media Player to playback HD WMV content.
    The Catalyst Control Center may experience random crashes in specific configurations.
    A green screen may be triggered when playing back Flash content using Google Chrome and Firefox.
    The Unigine Tropics demo may experience random crashes when run with shaders=low and Vsync enabled.

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:

    Cyberlink PowerDVD may crash when enabling BOB de-interlace mode.

Known issues under the Windows XP operating system

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

    The system may fail to resume from sleep/hibernate mode is some configurations.

Installing the AMD Catalyst Software Driver

For further information and general help on software driver installation, game issues, and more, visit AMD Customer Care.

Installation information can be found at: How to Install Your AMD Product.