Im running on a 450w PSU, found in this case
http://www.newegg.com/Product/Produc...82E16811208004
A Radeonx700 pci-express, Soundblaster X-fi, 1gig Corsair ValueSelect, Western Digital 300gb SATAHDD (My newest one), Intel Pentium 4 Processor 3.0ghz and an intel82801MB