Heatsink product Details: Measurements: L140 x W121 x H158 mm; weight: 1000g Four units of 8mm heatpipes Gap = 1.6 mm Fin T = 0.4 mm Copper Base: TL-C12B FAN, nickel-plated, pure copper, C1100 Specifications: Dimensions: L 120 x W 120 x H 25 mm Weight: 135 grams Maximum Rated Speed: ¼�1500 RPM±10% Level of Noise: 25.6 dBA Maximum Air Flow: 66.17 CFM Maximum Air Pressure: 1.53 mm H2O Ampere-0.20 A Four-pin connector (PWM fan connector) Type of Bearing: S-FDB Considering TL-D14B FAN Specifications: Dimensions: L140 x W152 x H27 mm; Weight: 145 g Maximum Rated Speed: ¼�1500 RPM±10% Level of Noise: 25.6 dBA Maximum Air Flow: 77.8 CFM Maximum Air Pressure: 2.09 mm H2O Ampere-0.20 A Four-pin connector (PWM fan connector) Type of Bearing: Intel LGA115X/2011/-3/2066/1200/1700 S-FDB Bearing AMD AM4/AM5