SilenX Extreme Efflizio Silent CPU Cooler Review
 

Silenx, apropos of their name, has produced a very quiet cooler (silent at lower fan speeds) that has pretty good cooling performance. Unfortunately, when they targeted gamers and overclockers for their marketing niche, the Effizio just can't quite carry the load.

http://www.tweaknews.net/reviews/sil...treme_effizio/