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AMD Catalyst 11.4 disponibili per il download

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 AMD rilascia i driver video ufficiali Catalyst 11.4, che apportano diverse migliorie prestazionali con alcuni titoli e in ambito gpu compute, migliorando inoltre l'AMD Catalyst Control Center.











I catalyst 11.4 sono disponibili per tutte le schede video delle serie AMD Radeon HD, e per i sistemi operativi Windows XP, Vista e 7.
Oltra alla migliorie precedentemente citate, vengono applicati diversi fix, ecco di seguito la release notes completa:

Compatible Operating Systems
The latest version of the AMD Catalyst™ software suite is designed to support the following Microsoft Windows platforms:

  • Windows 7 32-bit version
  • Windows 7 64-bit version
  • Windows Vista 32-bit version
  • Windows Vista 64-bit version
  • Windows XP Professional
  • Windows XP Home Edition
  • Windows XP Media Center Edition
  • Windows XP Professional x64 Edition

 

Highlights of the AMD Catalyst 11.4 Windows release includes:

New Features:

Enhancements to the AMD VISION Engine Control Center / AMD Catalyst Control Center

  • New task based Display Management controls
    • Simplifies the configuration of displays and display settings
  • New Eyefinity setup group
    • Setting up an Eyefinity group has never been easier
  • AMD Catalyst update notification (found within the Information Center)
    • This feature notifies users that new AMD Catalyst software packages are available

 

GPU Compute enhancements:

  • The OpenCL runtime (included in AMD Catalyst 11.4) includes performance enhancements supporting zero-copy on APUs and increased performance for PCIe transfers between a CPU and discrete GPU.

 

Performance Enhancements
A number of performance enhancements are seen with the AMD Radeon HD 6900 Series and AMD Radeon HD 6800 Series:

  • Call of Duty Black Ops – gains of up to 15% with Anti-Aliasing and Anisotropic Filtering on single GPU configurations.
  • Battleforge – gains of up to 15% with Anti-Aliasing and Anisotropic Filtering on single and multiple GPU configurations.
  • Batman Arkham Asylum – gains of up to 20% with Anti-Aliasing and Anisotropic Filtering on single and multiple GPU configurations.
  • Aliens vs. Predator – gains of up to 8% with Anti-Aliasing and Anisotropic Filtering on single and multiple GPU configurations.
  • Civilization 5 – gains of up to 15% on single and multiple GPU configurations.
  • Far Cry 2 – gains of up to 6% on single and multiple GPU configurations.
  • Just Cause 2 – gains of up to 9% on single and multiple GPU configurations.
  • Lost Planet 2 – gains of up to 10% on single and multiple GPU configurations.

 

Resolved Issues for the Windows 7 Operating System
This section provides information on resolved known issues in this release of the AMD Catalyst 11.4 software suite for Windows 7. These include:

  • The GPU no longer shows high GPU usage after running Firefox 4 with hardware acceleration enabled.
  • Bioshock no longer displays random tearing and screen corruption with Vsync and MLAA enabled.
  • Water textures no longer flicker in Two Worlds II in Crossfire mode.
  • Bulletstorm lightshafts no longer appear broken when running on a HD 6970 series product.
  • Bulletstorm no longer displays random texture corruption when running in Crossfire mode.
  • FI 2010 no longer slows down intermittently when in Crossfire mode.
  • PowerDVD no longer crashes if Crossfire is enabled / disabled during playback of a BD title.
  • WinDVD no longer displays corrupted BD playback when the monitor is rotated to portrait mode.
  • Crysis Warhead corruption is no longer randomly observed when launching the game.
  • Running the Heaven benchmark no longer displays graphics corruption during DirectX 11 tests.
  • Catalyst Control Center Avivo settings are now correctly displayed after connecting a secondary display.
  • The Catalyst Control Center screen no longer flickers while adjusting screen brightness.

 

Resolved Issues for the Windows Vista Operating System
This section provides information on resolved known issues in this release of the AMD Catalyst 11.4 software suite for Windows Vista. These include:

  • Mpeg2 video clips now use hardware acceleration when played using Windows Media Player or Windows Media Center.
  • Adding bezel compensation to a 2x1 Eyefinity configuration no longer causes both displays to blank out.
  • The Catalyst Control Center screen no longer flickers while adjusting screen brightness.

 

Resolved Issues for the Windows XP Operating System

  • System no longer displays random corruption when playing World of Warcraft.
  • Star Wars –The Force Unleashed no longer causes random system reboots.

 

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:

  • PowerDVD may randomly crash if HDMI 8 channel audio is enabled.
  • The image may freeze if HD video is played over an extended period of time.
  • Some BD content my not playback smoothly using WinDVD.
  • Star Wars Jedi Knight II / Jedi Academy may randomly crash during game launch.
  • OpenGL acceleration may not always function with Adobe Photoshop CS5.
  • High GPU clock speeds may be retained after exiting a 3D application.
  • PowerDVD my display random jitter when playing a 1080i BD video with Aero mode turned off.

 

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:

  • Windows Aero may be disabled after installing the driver.
  • Doom 3 and Quake 4 may display random corruption with HD 4770 series products.

 

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:

  • Quake4 may display random screen flicker and texture corruption.
  • The system may hang while playing Dead Rising 2.
  • Civilization V may stop responding when Crossfire is enabled.

I driver AMD possono essere scaricati al seguente indirizzo: http://www.amd.com/us/products/technologies/ati-catalyst/Pages/catalyst.aspx