Axiom 64GB PC4-17000 DDR4-2133MHz Registered ECC CL15 288-Pin Load Reduced DIMM 1.2V Quad Rank Memory Module. This Axiom 64GB PC4-17000 DDR4-2133MHz Registered ECC CL15 288-Pin Load Reduced DIMM is a high-performance memory module designed for server and data center applications. It offers 64GB of storage capacity with a clock speed of 2133MHz, ensuring efficient data processing and smooth performance. This module features Error-Correcting Code (ECC) to enhance data integrity and reliability, and is equipped with Load Reduced DIMM (LRDIMM) technology to reduce the load on the memory controller, allowing for higher memory densities and improved performance.