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

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

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

This section provides information on resolved issues in this release of the ATI Catalyst

Software Suite for Windows XP. These include:

Catalyst Control Center: Scaling option slider is no longer incorrectly enabled when

using non-HDTV resolutions

System instability no longer observed when task switching to desktop when playing

"Tom Clancy's HAWK"

Catalyst Control Center: On some configurations, the scaling options are no longer

missing for HDMI or component video displays

Team Fortress 2 some slowdowns no longer occur during gameplay

This section provides information on resolved issues in this release of the ATI Catalyst

Software Suite for Windows 7. These include:

Some systems with both a component video display and a secondary display, it is

now possible to duplicate the displays using the display settings

Catalyst Control Center: Graphics corruption no longer visible when updating the

ATI Graphics Power settings

Catalyst Control Center: System no longer fails to set the Component Video modes

Catalyst Control Center no longer shows Crossfire as disabled

Catalyst Control Center: Default HDTV modes can now be enabled properly

Enabling CrossFire under specific system configurations no longer causes Catalyst

Control Center to stop responding

Intermittent corruption no longer visible throughout Enemy Territory Quake Wars

levels

This section provides information on known issues that may be experienced under all

Windows operating system with the latest version of Catalyst. These include:

Garbled text may appears on resume splash screen after hibernation with some

ASICs

Catalyst Control Center: Advance Color page, when enabling the advanced color

settings the preview window may blank out

Opening Catalyst Control Center may result in an error message when using Dual

Adapters with a non-ATI ASIC and ATI ASIC

Catalyst Control Center: Enable dialog reposition does not show on proper monitor

when system is configured with 4 displays

Confirmation dialog box might not appear when applying HDTV 720p and 1080i

formats; the resolution will be applied automatically

Interlaced modes might not be applied on HDTV supported DFP panels even when

forced via Catalyst Control Center

Catalyst Control Center: The wrong help pages are displayed for Component video

properties

Catalyst Control Centre may fail to launch when CrossFire has been disabled on

some multi-adapter systems

Catalyst Control Center: Text in some of the panels may be cut when running on a

Russian operating systems

Catalyst Control Center: Some text in the Basic View may be cut after using the

"Rotate Desktop" options

This section provides information on known issues that may be experienced under the

Windows Vista operating system with the latest version of Catalyst. These include:

On some system configurations, a delay may be noticed when task switching between

the desktop and a game in progress

Some system configurations may prevent the playback of Blu-ray content on DVI

ports at 1920x1080 and 1280x720 display modes

[Vista 64] Re-installing the graphics driver may cause a "No ATI Graphics driver

installed…" error dialog on reboot

HDMI audio may not be enabled in some DX10 games when Crossfire is enabled

The following section provides a summary of open issues that may be experienced under

the Windows XP operating system in the latest version of Catalyst. These include:

A performance drop may be observed on Enemy Territory Quake Wars, Doom3 and

Quake4

With some multi-adapter configurations, the Catalyst Control Center AVIVO options

may become disabled

Catalyst Control Center image scaling options, "Maintain aspect ratio" and "Use

centered timings" may not function on some DVI displays

Catalyst Control Center may show a "System restart required..." message for some

multi-adapter CrossFire configurations

The following section provides a summary of open issues that may be experienced under

the Windows 7 operating system in the latest version of Catalyst. These include:

Playing back Blu-ray content in extended desktop might not switch to primary

display after unplugging the secondary display

Power Cinema may have to be launched twice to start Blu-ray playback

Catalyst Control Center may report Crossfire as disabled for some quad crossfire

configurations

Catalyst Control Center: Some of the default HDTV modes may not be enabled with

particular monitors