That Q6700 would put u way above 23k your kidding yourself more like 24.5 seeing how you want to O.C.
Okay man I'm somewhat a noob at this watercooling thing but two loops means two pumps two take the load off of one right? If so then for two loops yes you will need 1kw **** thats going to waste a crap load of electricity. Why not go phase change already for your cpu and make your pc a uber beast. Curious what rads and pumps are you using? Is it a Koolance setup?
So the 180 drivers do give you a better score in 06? I tried them but Far Cry 2 wouldnt even load.