ROG-STRIX-RX6600XT-O8G-GAMING ROG Strix Radeon™ RX 6600 XT OC Edition 8GB GDDR6 is a cooling and power-performance juggernaut. - Axial-tech Fan Design features a smaller fan hub that facilitates longer blades and a barrier ring that increases downward air pressure. - Dual ball fan bearings can last up to twice as long as sleeve bearing designs. - Super Alloy Power II includes premium alloy chokes, solid polymer capacitors, and an array of high-current power stages. - Dual BIOS switch lets you toggle between Quiet and Performance BIOS profiles sans software. - Auto-Extreme Technology uses automation to enhance reliability. - A vented backplate prevents hot air from recirculating through the cooling array.