I need to upgrade my psu, and was wondering if anyone could recommend some good ones. I was thinking of this one. MSI TurboStream 460W BTX. What do you guys think? Dont want to skimp idont wanna fry anything but want to stay $100 and under. Intel 945p pentium d 2.8 1gb ram 7300le 500gb and 2 dvd drives. reason for psu is upgrade ordered 8800 gts 500gb (wd) 2gb dualchannel memory (Corsair). I got xps400 btx. I'm not sure how to figure out how much power i need. Any help will be appreciated.