This CPU heat sink is designed for Supermicro X11 generation general 4U servers and workstations equipped with Intel® Xeon® scalable processors. The heat sink has been fully tested and validated by Supermicro to ensure the best quality and cooling performance. 4U Active CPU Heat Sink Intel® Xeon® Scalable Processors Socket LGA3647-0 Narrow Mounting Mechanism Supermicro Certified Brand Supermicro Server Form Factor 4U Cooling Type Active CPU Configuration Uni Processor, Dual Processor Supported CPU SKU Intel® Xeon® Scalable Processors Supported CPU Socket FCLGA3647-0 (Narrow Mounting Mechanism) Supported CPU TDP Up to 205 Watts Attached Cooling Fan Speed Control: 4-pin PWM Rated Voltage: 12.0 VDC Rated Speed: 3,800 RPM Acoustic Noise: 38.0 dB(A) at Rated Speed Fan Dimensions: 92L x 92H x 25W (mm) Position: Front Side MTBF/MTTF: 108,798 Hours Warranty 1 year warranty