The Samsung M321R4GA3EB0-CWM is a 32 GB DDR5-5600 MHz ECC Registered DIMM (RDIMM) designed for enterprise and server applications that demand high reliability and performance. This module features Error-Correcting Code (ECC) and a registered buffer, which work together to improve data integrity and system stability under heavy workloads such as virtualization, databases, and mission-critical computing environments. It operates at a high memory rate of 5600 MT/s with a 1.1 V low-voltage design and uses a 288-pin form factor with dual-rank x8 organization, optimizing compatibility with modern server platforms.