M321RBGA0B40-CWKPH Samsung 256GB PC5-38400 DDR5-4800MHz ECC Registered CL46 Memory Module

M321RBGA0B40-CWKPH Overview

The Samsung M321RBGA0B40-CWKPH is a high-capacity 256GB DDR5 Registered DIMM (RDIMM) designed for enterprise servers and large-scale data center deployments that require maximum memory capacity, reliability, and performance. Operating at 4800MHz (PC5-38400) with a CL46 latency, it provides substantial memory bandwidth for virtualization, in-memory databases, HPC, AI/ML workloads, and other memory-intensive applications.This module features ECC (Error-Correcting Code) to detect and correct memory errors, ensuring system stability and data integrity in mission-critical environments. Its octal-rank (8R) architecture allows for extremely high memory density in multi-channel server configurations, supporting large-scale workloads without compromising performance.