Below are links to various manufacturer's sites.  Here you may find updated drivers or information regarding problems you might be having.  In the table at the far bottom I have listed links which may or may not be helpful.  Use these links at your own discretion, as they are affiliated with me in no way.  Any software you download from any of these sites is at your own risk.

 

Microsoft ATI
Hewlett Packard Supermicro
Canon Gigabyte
Creative QDI
Diamond Multimedia Intel

 

Other sites with helpful (sometimes) software:

TU Cows Shareware.Com