System Manufacturer/Model Number Myself OS Windows 7 Professional x64 CPU Intel i7 920 @ 2.67Ghz Motherboard ASUS Rampage Extreme II Memory 6GB DDR3 @ 1066Mhz Graphics Card ASUS ATI Radeon 5870 Sound Card SupremeFX X-Fi - 7.1 Monitor(s) Displays Acer P223w Screen Resolution 1680x1050
Keyboard Razer Lycosa Mouse Razer DeathAdder PSU Corsair 620HX - 620W Case Lian-Li Scandinavian Edition Cooling Air, stock-coolers Hard Drives Samsung SpinPoint 1TB @ 7200rpm Internet Speed ADSL 8-mbit Other Info Mousepad: Razer Destructor
There's a setting in your BIOS "Power" settings to adjust the speed settings for the chasis fans that are directly connected to the motherboard. A copy of page 3-36 and 3-37 of your motherboard's manual below can help show you more on this.
System Manufacturer/Model Number Myself OS Windows 7 Professional x64 CPU Intel i7 920 @ 2.67Ghz Motherboard ASUS Rampage Extreme II Memory 6GB DDR3 @ 1066Mhz Graphics Card ASUS ATI Radeon 5870 Sound Card SupremeFX X-Fi - 7.1 Monitor(s) Displays Acer P223w Screen Resolution 1680x1050
Keyboard Razer Lycosa Mouse Razer DeathAdder PSU Corsair 620HX - 620W Case Lian-Li Scandinavian Edition Cooling Air, stock-coolers Hard Drives Samsung SpinPoint 1TB @ 7200rpm Internet Speed ADSL 8-mbit Other Info Mousepad: Razer Destructor
System Manufacturer/Model Number Alienware OS Windows 7 Ultimate x64 CPU I7 Motherboard GA-X58-USB3 Memory 6 x 1.5V DDR3 DIMM sockets supporting up to 24 GB of system Graphics Card GeForce GTX 580 Sound Card Realtek ALC892 codec 2/4/5.1/7.1-channel Monitor(s) Displays NEC Display Solutions E321 Black 32" Screen Resolution 1366 x 768
Keyboard Microsoft Mouse Microsoft PSU XFX Black Edition XPS-850W-BES 850W ATX12V Case Antec Cooling Zalman Hard Drives OCZ Colossus LT Series OCZSSD2-1CLSLT1T 3.5" 1TB SATA II MLC Internal Solid State Drive
I go one of these puppies just love the control and the look
Scythe Kaze Master Ace 5.25" Fan Controller Black hmmmmmm......plus you get the CPU, RAM, North Bridge, and South Bridge temp readouts, and warnings of them stopping.