Microsoft maintains a website which can help you check if a hardware is compatible with Vista or not. The website categorizes into 2, devices and systems. But the comical fact is that this site does not open in any other browser other than IE, you need IE6 and above to check this website. Certified for Windows Vista devices and Windows Vista systems for products that have been tested to provide the best experience with software, photos, music, videos and communications.
This site allows the user to navigate and search a comprehensive list of logo’d hardware products that work with Windows Vista – from components to input devices, peripherals to mobile devices and everything in between. There is also a selection between 32 bit processor and a 64 bit one.
They apologize for the inconvenience….might be intentional…