Windoze fault. Everything in Windoze is plug-n-play EXCEPT the mother board. Swap chipsets and it will usually crash. However, there are workarounds, some of which unfortunately require a working machine. Basically, it's to disarm some advanced features (i.e. AHCI), and set the registry for very minimal display drivers (VGA) and minimal disk drivers (Standard Dual Channel PCI IDE Controller). Some articles on motherboard transplants:
I have customers with spare machines. It's a good idea, but invariably, all the spares get converted into workstations. I then get the panic phone call.
My crystal ball is infallible. My coffee can is almost full of bulging caps that I've replaced in about the last 4 months.
It's easier to just replace the PS and see if it magically fixes the problem.