Well i have my mobo hooked up on a 300watts, and all the other stuff are on a 250watts AT.
The site is in danish so you won't be able to read any of it
well ripped out the back of the tower and made a new one (for dual psu, one 92mm blowhole, and room for the ps/2 wires) welded the mother****er back on and painted it
The 12volts(from the ATX psu) turns on the 230volts for the AT. This is done by a little thing which I don' know the english word for
Here's a pic:
http://www.webbyen.dk/vishjemmeside_...webside=678020
and my computer is NOT messy, just an illusion