M321RBJA0M22-CLPYL Samsung 256GB PC5-51200 DDR5 Memory Module

M321RBJA0M22-CLPYL Overview

The Samsung is a 256GB DDR5-6400MHz ECC Registered DIMM, designed for enterprise servers and large-scale datacenter deployments that demand maximum capacity, stability, and throughput. Delivering 6400MHz (PC5-51200) data speeds, it supports the most intensive workloads including AI/ML training, HPC (High-Performance Computing), virtualization, cloud computing, and massive database processing. Its quad-rank architecture enables extremely high memory density while maintaining strong bandwidth efficiency across multi-channel systems. Equipped with ECC (Error-Correcting Code), this module ensures superior reliability by automatically detecting and correcting memory errors, critical for mission-critical uptime. As a Registered DIMM (RDIMM), it provides excellent signal integrity and scalability, making it suitable for multi-DIMM server environments.