yes i have a new MB and i just reinstalled windows. my MB uses a 24 pin power supply + 4 pins for the CPU. the power supply i am using is a 400w 20 pin + 4 for the CPU. i have called the manufacture of the board and they said it should work fine. i have gone into the BIOS and have all the wake setting to disable. is the MB is a foxconn 915pl7ae-8s I have the latest BIOS install to. my CPU is a p4 with h/t 3.0 GHz 800 MHz fsb and 2mb l2 cache.