Arctic Freezer can't really handle the heatoutput of a quad... unless it runs at full speed and then it sounds like a tornado... maybe ya mobo doesn't let the fan spin up enough... anyway before you indulge yourself in any OC'ing buy a beefier cooler and enjoy the true power of 4 cores...

for the TIM we draw a thin line accross the cpu lie mentioned on arctic silver webbie :

http://www.arcticsilver.com/pdf/appi..._quad_wcap.pdf