If you want to quickly setup of a Visual Studio 2010 Ultimate RTM and TFS 2010 RTM for a demo or a test, be sure to look at the "Microsoft® Visual Studio® 2010 and Team Foundation Server® 2010 RTM virtual machine for Windows Virtual PC" from http://www.microsoft.com/downloads/en/details.aspx?FamilyID=509c3ba1-4efc-42b5-b6d8-0232b2cbb26e&displaylang=en as the have a ready-to-use-after-download virtual PC image.

Notice that the image will expire November 1, 2011 (after which another image should be made available).