i have recently replaced my case and power supply from a 233w to a 400 watt
my sys is amd xp 2000 ,384mb ,pc133 ram ,geforce3 ,soundblaster live card
now when i play games (morrowind/diablo2/sof2) between 30min to 1hr (not always)the game would freeze and i would get a loud crackling/hissing...