The Dynatron S2 is a highperformance passive CPU cooler designed for Intels LGA4677 socket, specifically targeting the Intel Sapphire Rapids processors. Its engineered to provide efficient thermal management in server environments, particularly suitable for 2U server configurations and larger. Recommend for Intel Sapphire Rapids Processor, Socket FCLGA 4677, Aluminium Fin Stack, 5 Heat pipes with Vapor Chamber Base, Passive Cooler for 2U Server and up, Support 350W CPU powered heat dissipation. Specifications. Color Brown. CPU Socket Socket FCLGA 4677. Solution 2U Server and up. Material Copper Vapor Chamber and heat pipe, Aluminium Fin Stack. Thermal Grease PrePrinted with SHINETSU 7762