"A lot of the time I use my computer in the late evenings when
the ambient noise is very quiet in my house, so trying to keep PC
noise to a minimum is important so as not to annoy me/disturb others.
With testing the Noctua NF-P12+NF-B9 fans today I have been treated to
a taste of really quiet computing."
FULL STORY @ XTREMECOMPUTING (http://www.xtremecomputing.co.uk/review.php?id=421)