ty 4 ur interests in this topic =]
my drivers are up 2 date back then and now and still cant~
i was told in the psu calculator thing from another site tat i overall needed 540minimum and also tat psu's dnt give 100% of the ???watt. could tat b the case? or maybe (im not good with computers / parts) the gtx 275 has those required plugs or w.e and mi specific psu doesnt have it ?