Here is some discussion of Vista/Sata problems:
http://forums.microsoft.com/TechNet/...9750&SiteID=17. I still have not found a reasonably easy way to get my errant Raptor initialized/recognized--well, except for one way I don't want to resort to. I can't believe that Western Digital still has not come up with even a set of Beta tools for dealing with Raptors while running Vista.