Shuttle SB86i BTX SFF system 的國外評測...
http://www.silentpcreview.com/article230-page1.html




[ BIOS CPU Fan Settings ]

Setting________Speed (RPM)_____SPL (dBA/1m)

Full____________2600____________49
Mid____________1650____________32
Low___________1200____________30
Ultra-Low_______1100____________29
Smart (idle)______1050____________29