The Megahalems comes with no fans of its own. You can choose your own fans, but what fans do you get? How well do they cool your system? How loud are they? When I decided I wanted to cool a 4GHz Core i7 860 with a Megahalems, I figured I would test a few fans and see how well they did. Needless to say, I sort of got carried away. I tested 65 fans in many configurations. Read all about it.