This CPU fan heat sink is designed for Supermicro 2U servers/workstations equipped with Intel® Xeon® Processor E3 Family, Xeon® Processor 3000 Sequence. The heat sink has been fully tested and validated by Supermicro to ensure the best quality and cooling performance. Manufacturer Supermicro Server Form Factor 2U Cooling Type Active CPU Configuration Uni Processor Supported CPU SKU Intel® Xeon® Processor E3 Family and Xeon® Processor 3000 Sequence Supported CPU Socket FCLGA1155, FCLGA1156 Supported CPU TDP Up to 105 Watts Attached Cooling Fan Speed Control: 4-pin PWM Rated Voltage: 12.0 VDC Rated Speed: 5,000 RPM Acoustic Noise: 38.7 dB(A) at Rated Speed Dimensions: 60L x 60H x 25W (mm) Position: Front Side MTBF/MTTF: 496,099 at 40 C Warranty 1 year warranty Product Environmental Compliance RoHS and REACH compliant, details available upon request