Catalyst� 9.6 Analysis - t-break Forums

Performance Improvements

Catalyst™ 9.6 brings performance benefits in several cases where framerates are CPUlimited.
Some measured examples are:

� Company of Heroes – performance improves up to 25% with HD 4600 series products and below as well as improvements of up to 10% on HD 4800 series

� Crysis – performance improves up to 13% in multi-GPU configurations

� Crysis Warhead – performance improves up to 11% in multi-GPU configurations

� World in Conflict – performance improvements of up to 30% can be seen in settings that were previously CPU limited

Resolved Issues for All Windows Operating System

This section provides information on resolved issues in this release of the ATI Catalyst™
Software Suite for all Windows OS. These include:

� Opening Crossfire pages no longer causes Catalyst Control Center to stop responding

� Catalyst Control Center: With some multi adapter systems in clone mode, disabling the primary display is now possible

� Changing the bitrate slider values, while transcoding WMV files, no longer causes Catalyst Control Center to stop responding

� Catalyst Control Center: On some systems configurations, the Overdrive options no longer fails to display
� Catalyst Control Center content no longer appears interlaced when automatic deinterlacing is enabled
� Catalyst Control Center: Display settings no longer missing when hot plugging a CRT display in clone mode
� Catalyst Control Center: Scaling option slider is no longer inadvertently enabled when using a non-HDTV resolution

� Fixed a regression in ATI CAL that caused certain IL kernels that compiled and executed properly with Catalyst version prior to 9.4 to no longer work properly with Catalyst 9.4 or later

Resolved Issues for the Windows Vista Operating System

This section provides information on resolved issues in this release of the ATI Catalyst™
Software Suite for Windows Vista. These include:

� On some configurations, video artifacts are no longer visible during playback of transcoded video files
� Second adapter will now run at default minimum clock values, instead of custom GPU clock values, without requiring the user to launch and exit the 3D game in full screen mode
� Corruption and flickering no longer visible when switching between window and full screen mode when playing Crysis

Test Bed: