Recommend for Intel® Socket LGA 1150, LGA 1151, LGA 1155, LGA 1156, and LGA 1200, 60 x 60 x 25 mm Fan with PWM function, Copper Base & Aluminum Fins with Heatpipes Embedded , Active Cooler for 2U Server and Up,  Support CPU Power up to 125 Watts Heat Dissipation