I recently went and dug out one of my old HDs (the PC it was mounted in is no longer in existence...) I mounted it in my PC and used DVD2VHD to convert the whole drive to a VHD. It's an old XP drive ...
I have Windows 2008 on VirtualBox on Linux 2.6 on Athlon II X4 630 processor. When installing Windows the number of CPUs was set to 1 (I forgot to change it). Now I want Windows to use 2 processors ...