The information in this article applies to the following configuration(s):

• Doom 3
• Quake 4
• Radeon® X850 series
• Radeon® X800 series
• Windows Vista 32bit Edition
• Windows Vista 64bit Edition
• Windows XP Professional
• Windows XP Home Edition
• Windows XP Media Center Edition
• Windows XP Professional x64 Edition

Symptoms:
Doom3/Quake 4: Setting the in game options for Video Quality to Medium and Screen Size to 1024×768 may result in display Corruption

The information in this article applies to the following configuration(s):

• Quake 4
• Catalyst Display Driver 7.1 and higher
• Radeonâ„¢ X1950 series
• Radeonâ„¢ X1900 series
• Radeonâ„¢ X1800 series
• Radeonâ„¢ X1650 series
• Radeonâ„¢ X1600 series
• Radeonâ„¢ X1550 series
• Radeonâ„¢ X1300 series
• Radeonâ„¢ X1050 series
• Radeonâ„¢ X850 series
• Radeonâ„¢ X800 series
• Radeonâ„¢ X700 series
• Radeonâ„¢ X600 series
• Radeonâ„¢ X550 series
• Radeonâ„¢ X300 series
• Radeonâ„¢ 9800 series
• Radeonâ„¢ 9700 series
• Radeonâ„¢ 9650 series
• Radeonâ„¢ 9600 series
• Radeonâ„¢ 9550 series
• Radeonâ„¢ 9500 series
• Windows Vista 32-bit Edition
• Windows Vista 64-bit Edition

Symptoms:
Quake4 is always running at 60fps eventhough Vertical Sync is enabled and refresh rate is set to 75Hz in Catalyst Control Center.

The information in this article applies to the following configuration(s):

• Quake 4
• Catalyst Display Driver 7.4
• Radeonâ„¢ X1950 series
• Radeonâ„¢ X1900 series
• Windows Vista 32-bit Edition
• Windows Vista 64-bit Edition

Symptoms:
When trying to play Quake 4 in Windows Vista with a Radeon X1900 or X1950 Series graphics cards on a Intel 975 XBX based motherboard, users may experience crashes or hangs shortly after starting a level.

The information in this article applies to the following configuration(s):

• Quake 4
• Radeon® 9800 XT
• Windows Vista 32bit Edition
• Windows Vista 64bit Edition

Symptoms:
Corruption may be noticed when playing the game under the Windows Vista operating system when using an ATI Radeon 9800 XT product