Après la sortie de la version CTP de février de Windows Vista (build 5308), ATI propose aujourd’hui une mise à jour de ses drivers Catalyst.

C’est ici pour les Radeon: https://support.ati.com/ics/support/default.asp?deptID=894&task=knowledge&folderID=5712

La procédure d’installation (source : ATI)

ATI 5308 Beta Install Instructions

1.	Launch ATI_5308_BETA.EXE -  This will extract the files to C:\ATI\BETA\ATI_5308_BETA\
2.	right click on “My Computer” 
3.	click “Manage” 
4.	click “Device Manager” on left window pane 
5.	locate “Display Adapters” on right window pane 
6.	right click on “ATI graphic adapter” 
7.	click “Update Driver” 
8.	choose “No, not this time” and click “Next” 
9.	choose “Install from a list or specific location” and click “Next” 
10.	choose “Don’t search. I will choose the driver to install” and click “Next” 
11.	click “Have Disk” 
12.	click “Browse” 
13.	navigate to C:\ATI\BETA\ATI_5308_BETA\Driver

For Windows VISTA 64bit - LH64A_INF
For Windows VISTA 32bit - LH_INF

14.	select “CL_21649.inf” and click “Open” (For Windows 32Bit)
	select "CH_21649.inf" and click "Open" (For Windows 64bit)
15.	click “OK” 
16.	click “Next” (security alert will show)
17.	click “Install Now” 
18.	click “Finish” 
19.	click “Close” 
20.	click “Yes” to reboot the system 

To install Catalyst Control Center

1. Browse to C:\ATI\BETA\ATI_5308_BETA\ACE
2. Launch setup.exe