well m pc about 2 months ago crashed and i had a 330 in there and then the fornicateers at futureshop put in a fornicateing 300 watt powersuppl in there, i also wanted to upgrade m videocard to a 7800 gt or something and it required a 400 min and the ati 350 min for the 512mb x1600. so i just went to a computer store bought a brand new one called a thermaltake toughpower 750 watt power supply. what does that gurantee me in the future of upgradeing and shit?

__________________