I was running Windows XP Pro x64 with SP2. Made a new partition, installed Windows 7 on new partition. On boot, I could pick Windows 7, or older Windows OS (XP Pro x64 SP2, basically Server 2003 SP2).
I am trying to help my brother-in-law install Windows XP Pro on his computer. I don't know the specs of it off-hand, although I can get them if needed. I do know it is a Dell Dimension 4100 that came ...