Cooler Master MasterAir MA824 Stealth Cooling Fan/Heatsink - 5.31" Maximum Fan Diameter - 2 x Fan(s) - 8 x Heat Pipe(s) - 475.8 gal/min Maximum Airflow - 1950 rpm - Air Cooler - Loop Dynamic Bearing - 4-Pin PWM - Compatible Intel Socket: LGA-1700, LGA-1200, H4 LGA-1151, H3 LGA-1150, H2 LGA-1155, H LGA-1156 - Compatible AMD Socket: AM5, AM4 - Black - Nickel Plated Copper - Processor, CPU - 22.8 Year Life: