The Axial-Tech fan design features a smaller fan hub that allows for longer fan blades, along with a barrier ring that increases downward air pressure. A dual ball bearing lasts up to twice as long as a sleeve bearing. Super Alloy Power II includes coils made from high-quality alloys, solid polymer capacitors, and a range of high-current power stages. With Dual BIOS, you can switch between the Quiet and Performance BIOS profiles without software. The Auto-Extreme technology uses automation techniques to enhance reliability. A backplate with ventilation openings prevents warm air from circulating back through the cooling system.