ATI Catalyst 5.4 (2000/XP & XP x64)
 

ATI Today realesed there updated version of the Cataylist driver set, which now supports x64

Known Issues for Windows XP Professional x64 Edition. Installing two display adapters into a system and attempting to play an OpenGL application on the secondary display device currently results in the application failing to play properly.

The version number is currently unavailable when selecting support information for the ATI Control Panel found in the Add/Remove programs

News source: ieXbeta
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