but its the same hard drive , cpu ....Do I need to install windows vista again if I change my motherboard?Yes. Unless you want a huge headach. There are different chipset/sound/lan drivers etc. Reformat and you will be happy.Do I need to install windows vista again if I change my motherboard?No, the only time you have to reinstall an OS is when you format the har drive, although you may have to install some drivers.Do I need to install windows vista again if I change my motherboard?You probably have to install your motherboard's chipset driversDo I need to install windows vista again if I change my motherboard?No, in most cases, your Windows will prompt you that there has been significant changes to the hardware and you have to activate your copy of windows again.
You can read more about it on the following link.
http://windowshelp.microsoft.com/Windows
I strongly recommend that you uninstall all the old chip-set drivers related to your old motherboard, unless the new motherboard has the same chip-set.
Good Luck!
