I think this debate is a bit of a civil war. Like it has been mentioned before heat is eventually dissipated by air. Not only that but both solutions use liquids to transfer heat to the radiator! Either phase change heatpipes or mechanically assisted water loops. So in both cases we are talking abou...

A 7600GS would suit your intended use imo and produce less heat as well. Both intel and amd processors are competitive at this moment. Until recently amd had a slight edge in efficiency and price but since the last intel stepping (they reduced idle power) and price cuts it is a tough call. I would a...