Dynatron R8 CPU Cooler Type: Heatsinks only Heatsink Material: Copper Base with Aluminum Stacked Fin with 3 Heatpipes Compatibility: LGA 2011 (Square Type) Fan Mounting Types to Heatsink: N/A Max CPU Cooler Height: 64 mm Heatsink Dimensions: 90.0 x 90.0 x 64.0 mm (Overall) Weight: 1.08 lbs.