i have a phenom quad core pc with 4 gig of ram (amd athlon) i have a lcd monitor and run at res 1280 x 1024,my psu is a 480 watt, in a year i will be buying a 1080 p tv and the monitor is for use up until then,i would like to add the gainward gtx260 gpu and my question is this,would this card be ok in my spec pc as it is? i am new to pc gaming in general and have limited knowledge.any info would be grateful,thank you!