http://msmvps.com/blogs/kernelmustard/archive/2004/11/18/19307.aspxAh, but the funny part is that the developers still get to use the _AMD64_ compile-time variable, and there are no plans to change it to _X64_. http://travis.servebeer.com/blog.net/archive/2004/11/04/amd_sixtyfour_for_windows_xsixtyfour.aspxenCommunityServer 2008.5 SP2 (Build: 40407.4157)