This CPU heat sink is designed for Supermicro X11 generation 1U WIO and 8U SuperBlade series servers 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. Manufacturer Supermicro Server Form Factor 1U Proprietary Cooling Type Passive CPU Configuration Dual Processor, Multi Processor Supported CPU SKU Intel® Xeon® Scalable Processors Supported CPU Socket FCLGA3647-0 (Narrow Mounting Mechanism) Supported CPU TDP Up to 165 Watts Warranty 1 year warranty Product Environmental Compliance RoHS and REACH compliant, details available upon request