ATI Catalyst Display Driver Suite 10.10 for XP64

Performance Improvements

The following performance improvements were observed with this release of AMD Catalyst 10.10:
- Aliens vs. Predator DirectX 11 Benchmark
- Performance increases up to 6% on ATI Radeon HD 5800 Series single and
CrossFire
AMD Catalyst Release Note Version 10.10 8
- Performance increases up to 5% on ATI Radeon HD 5700 Series single and
CrossFire
- Performance increases up to 5% on ATI Radeon HD 5600 Series
- Performance increases up to 5% on ATI Radeon HD 5500 Series
- Performance increases up to 4% on ATI Radeon HD 5400 Series
- BattleForge
- Performance increases up to 6% on ATI Radeon HD 5800 Series single and
CrossFire configurations with anti-aliasing enabled
- Performance increases up to 5% on ATI Radeon HD 5700 Series single and
CrossFire configurations with anti-aliasing enabled
- Crysis Warhead
- Performance increases up to 9% on Single ATI Radeon HD 5800 Series products with anti-aliasing enabled
- Far Cry 2
- Performance increases up to 7% on Single ATI Radeon HD 5800 Series products
- Metro 2033
- Performance increases up to 7% on ATI Radeon HD 5800 Series single and
CrossFire configurations
- Performance increases up to 8% on ATI Radeon HD 5700 Series single and
CrossFire configurations
- Performance increases up to 5% on ATI Radeon HD 5600 Series in DirectX 11
and 10 modes
- Performance increases up to 5% on ATI Radeon HD 5500 Series in DirectX 11
and 10 modes
- Performance increases up to 4% on ATI Radeon HD 5400 Series in DirectX 11
and 10 modes
- S.T.A.L.K.E.R. : Call of Pripyat Benchmark
- Performance increases up to 7% on single ATI Radeon HD 5800 Series products
- Unigine Heaven
- Performance increases up to 9% on ATI Radeon HD 5800 Series single and
CrossFire configurations with anti-aliasing enabled
- Performance increases up to 8% on ATI Radeon HD 5700 Series single and
CrossFire configurations with anti-aliasing enabled
- World in Conflict
- Performance increases up to 9% on ATI Radeon HD 5600 Series
- Performance increases up to 10% on ATI Radeon HD 5500 Series

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

- Catalyst Control Center page will now report the correct video memory type

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

- Screen no longer becomes static after changing resolution in "Just Cause 2" with CrossFire enabled under Multi-GPU configuration
- Secondary (Slave) GPU and Memory Clock values will now increase when D3D samples/games are running in fullscreen mode
- The maximum support mode will now be properly displayed when the CRT is
connected via the DP-to-VGA dongle
- Negative CrossFire scaling no longer experienced in "Need for Speed: Shift 2" on the ATI Radeon HD 5870 card
- Tearing corruption no longer visible in "Call of Duty: Modern Warfare 2" with
CrossFire enabled
- VGA display will now light up when hotplugged into the VGA port on a system
booted without any displays connected
- Changing the HDMI display output to 1776x1000 through the operating system
resolution setting no longer causes the refresh rate to default to 30Hz
- Frame drops no longer visible during WinDVD Blu-ray playback with display
resolution set to 25x16
- Changes to HDMI display scaling are now retained after system reboot
- System no longer displays blue screen during HDMI audio driver upgrade if existing version is not uninstalled prior to installation
- Unwanted desktop experience no longer visible while viewing Blu-ray content on 120 Hz displays

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

- Optimized and custom modes for 720p60, 1080p60 and 1080i30 are no longer
missing for specific DVI displays
- Display no longer turns black when rotated 90 or 270 degress with resolution set to 1080i30 and Aero enabled

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

- Catalyst Control Center: Enable dialog reposition does not show on proper monitor when system is configured with 4 displays
- Switching the preferred display in specific Eyefinity configurations may cause the displays to become disabled
- During 4x1 Eyefinity configuration, the Catalyst Control Center "Desktops &
Displays" properties page may show black monitors instead of the actual desktop background with display numbers on specific cards
- With Super Anti-Aliasing enabled, Crossfire logo might not appear during
"StarCraft II" game launch on AMD Radeon HD 6800 Series
- System may stop responding while running OpenCL "Multi Device/Context"
Conformance test on GPU for some cards
- When using "Overdrive", clicking the "Default" button might not switch the GPU and memory clocks back to their idle clock values once the memory clock value has been changed on some cards

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:

- Running fullscreen DirectX 9 applications/games after enabling Aero effects and rebooting may cause the system to stop responding
- Task switching to desktop and then back into "Far Cry 2" DX10 game may result in performance drop with CrossFire enabled under Multi-GPU configurations
- Primary display may blank out during "World in Conflict: Soviet Assault"
DirectX10 gameplay with CrossFire and Dual Monitor enabled
- Drag and Drop transcoded H264i content may show de-interlacing lines
- Display may intermittently turn blank on launching "Enemy Territory: Quake
Wars" or during gameplay under Multi-GPU configurations on some cards
- With CrossFire enabled, flickering may be observed in OpenGL games when refresh rate is set to 100Hz or higher on some cards
- Desktop may dim after exiting "Mafia II" game on some cards
- Under multi-adapter configuration, various rotated displays in Eyefinity set up might not be retained after reboot
- Mouse cursor may intermittently be corrupt/missing in one of the displays under Eyefinity configuration while playing games/samples
- Tearing corruption may be visible in specific "StarCraft II" game campaigns at low resolution settings (1024x768) on some cards
- "Stone Giant" DirectX 11 demo may fail in fullscreen mode with CrossFire enabled under Multi-GPU configurations on some cards
- Task switching out of "Battlefield: Bad Company 2" and then back into the game may cause CrossFire to become disabled
- Wrap-around corruption may be visible with 120 Hz panels during some resolution changes in 120 Hz mode on AMD Radeon HD 6800 Series
- Switching from 32-bit to 16-bit colordepth during WMV media playback may cause the video to go blank on some cards
- "Need for Speed: Shift" may intermittently display tearing corruption if races are played back-to-back without exiting the game on AMD Radeon HD 6800 Series
- Enabling CrossFire in "Far Cry 2" DirectX 9 may result in low performance and
benchmark failing to complete on some cards
- "Tom Clancy's Endwar" may stop responding during game cut scenes on some cards
- Enabling in-game Anti-Aliasing and utilizing Edge-Detect filters may cause
smoother lines but blurry textures when compared to the Standard filter on some cards
- Enabling anti-aliasing in "StarCraft II: Wings of Liberty" may cause outline
highlights to be rendered incorrectly on some cards
- Green texture corruption may be observed when resolution/video settings are
changed in "Metro 2033" game in DirectX 10 and 11 mode on some cards
- Rebooting a system with a CRT connected to the MiniDP port may cause all
resolutions except 640x480 to go missing
- Windows Media Center application may stop responding or system may
intermittently fail while playing 1080p video in 2x2 & 4X1 Eyefinity mode
- Desktop line corruption may be observed after hotplugging the HDCP display on some cards

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:

- Running fullscreen DirectX 9 applications/games after enabling Aero effects and rebooting may cause the system to stop responding
- Corruption might be visible in "Doom 3" and "Quake 4" with ATI Radeon HD
4700 Series
- All but the primary display under Eyefinity configuation might become disabled
while changing the preferred display at lowest Bezel compensated resolution
- When "World of Warcraft" is launched via TriDef 3D and hardware cursor is
enabled, the mouse cursor may flicker and disappear
- Performing bezel compensation on 3x2 Eyefinity configuration may cause the bezel group (resolutions) to go missing
- "Left 4 Dead 2" may fail to launch and will generate an error message when
desktop is set to portrait mode on AMD Radeon HD 6800 Series
- Hot swapping a HDCP display panel with a non-HDCP display may cause display to turn blank after resuming from sleep/hibernate during Blu-ray disc playback
Try to set a system restore point before installing a device driver. This will help if you installed a wrong driver. Problems can arise when your hardware device is too old or not supported any longer.