Axial-tech fan design features a smaller fan hub to increase airflow through the cooling array. Dual ball fan bearings last up to twice as long as conventional designs. 2.5-slot design expands cooling surface area to make the most of the powerful Axial-tech fans. 0dB technology lets you enjoy light gaming in relative silence. Auto-extreme precision automated manufacturing for higher reliability. A stainless steel bracket is harder and more resistant to corrosion. GPU Tweak III software provides intuitive performance tweaking, thermal controls,