Add Yahoo as a preferred source to see more of our stories on Google. Not sure if your installed version of Windows is 32-bit or 64-bit? One quick way to tell is by looking at information about your ...

Just before Christmas, Microsoft finally made Release Candidate 1 of Windows XP Professional x64 Edition available to testers. The server variant is also now available. After repeated delays, Windows ...

To make a long story short, a client of mine needed to upgrade some Win2k computers to XP. They jumped the gun, and purchased an OEM 3-pack of the 64-bit version of Windows XP, not realizing their ...