Time to upgrade, I want to spend about $1000.00 to $1200.00. I want to over clock my main use?s are chief architect, cad, and ripping video. I?m keeping my hard drives, WD raptor 74, Seagate120 and a Maxtor 200, my dvdrw, My power 400 watt Enermax, and my 2 gig Corsair XMS memory...