ok i am going with WC because its silent (50 DBA right now) more efficient and.heh its wet..my comp runs stable at 2.45 ghz with an slk800 and smart fan (2500 barton unlocked)....but i hafta keep my window open. its mad cold.i might put the radiator outside and than drill holes threw winder and run lines like that.to keep it mad cold.but i need a pump for CPU (dangerden maze4) and maybe the DD gpu cooling.(most likely going in) i will start with just cpu first.just to "get my feet wet" ok yeah i need a pump i was thinking the swiftec 300 somtin.or the eniem pump that everyone uses,this will be an external job becuase only a mid tower case(ill mod whateva) i was thinking the space between mobo and hd rank thing i would drill two holes and make like things for the tubes to go threw...any ideas/help