5 heatpipes and premium grade 120mm fans for excellent cooling efficiency, slim 120mm size for high compatibility, ideal for quiet workstations in noise sensitive applications (A/V, engineering, etc.) Supports LGA4677 socket for 4th generation Intel Xeon Scalable (Platinum, Gold, Silver or Bronze) and w9, w7, w5 or w3 series processors CPU carrier frame required (included with boxed retail CPUs and available separately for tray CPUs) Two state-of-the-art NF-A12x25 fans (push/pull dual fan configuration), supporting PWM for automatic speed control through the motherboard: silent at idle, full CFM performance when necessary Pre-applied NT-H1 thermal compound and easy, straightforward installation with included Torx T30 mounting tool