# Performance Improvements

The following performance gains are noticed with this release of ATI Catalyst™ 10.1:
* Left 4 Dead 2 – Overall performance improves as much as 3% on ATI Radeon™ HD 5700 series products and ATI Radeon™ HD 5800 series products
* Crysis – Performance improves as much as 3% on ATI Radeon™ HD 5700 series products and as much as 4% on ATI Radeon™ HD 5800 series products

# All Systems

* Confirmation dialog box will now appear while extending the display through ATI Catalyst™ Control Center
* "Enable Manual Fan Control" check box will now be checked when utilizing external tools to apply fan speed
* [ATI Catalyst™ Control Center] The display order will now reflect changes properly when Eyefinity is re-arranged while desktop is rotated to portrait mode
* Hot unplugging one of the displays in an Eyefinity configuration no longer causes rotation modes to disappear from ATI Catalyst™ Control Center

# Windows Vista

* Changing basic color settings will now reflect properly during playback with Adobe Flash Player using Internet Explorer or Firefox
* The right side of HD progressive playback screen will no longer freeze while enabling split screen mode and dynamic contrast
* Green horizontal line no longer visible at the top of the playback window when viewing SD HQV content with desktop resolution set to 25x16

# Windows 7

* [ATI Catalyst™ Control Center] Enabling LCD Overdrive will no longer cause mouse cursor to magnify when moved overtop of the "Calibration Preview"
* DisplayPort™ "Lower Setting Applied" and "Link Failure" messages will no longer appear after driver installation and reboot with DP displays connected to the mini DP port
* Firefox now works properly and video no longer drop frames when playing Youtube clips with Adobe Flash Player 10
* CrossFire™ logo now appears properly in CFX enabled applications like "3DMark Vantage" or "Call of Juarez"
* [ATI Catalyst™ Control Center] Newly added custom modes will now appear properly in desktop area tree view
* Confirmation dialogue window will now appear when setting up Eyefinity mode
* 120 Hz is no longer missing from display modes for specific digital displays
* Specific configurations will no longer cause Ubisoft "Wheelman" to stop responding during gameplay
* Loss of HDMI signal may no longer occurs when viewing Blu-ray content, and rescanning for the HDMI signal no longer cause the entire screen to shift and display a green border
* Overscan/underscan issue no longer occurs when setting displays to HDTV modes
* Performance drop no longer observed during some scenes of Resident Evil 5 cinematics
* Blocky grass and trees no longer visible in Unigine "Heaven" in OpenGL mode