Samsung M321R2GA3PB0-CWM

Overview

The Samsung M321R2GA3PB0-CWM is a 16 GB DDR5 server memory module designed to deliver high-speed data transfer at 5600 Mbps while maintaining system stability through ECC Registered architecture. It operates at a low voltage of 1.1 V, which helps reduce power consumption and heat generation, making it suitable for dense server environments. This module fits into standard 288-pin RDIMM slots and supports both x4 and x8 memory organizations, ensuring compatibility with a wide range of modern server motherboards.

Key features

• 16 GB DDR5 capacity that supports demanding server workloads and virtualization tasks
• High transfer speed of 5600 Mbps to maintain smooth data throughput in performance-critical applications
• Error-correcting code (ECC) with 8-bit parity that automatically detects and corrects single-bit errors to prevent data corruption
• Registered design that enhances signal integrity and reliability under heavy memory loads
• Low operating voltage of 1.1 V to minimize power consumption and reduce heat output in server racks
• Compatible with both x4 and x8 memory organizations and supports two-DIMM-per-channel (2DPC) configurations for flexible system upgrades

Key specs

• Capacity: 16 GB
• Memory type: DDR5
• Speed: 5600 Mbps
• Voltage: 1.1 V
• Architecture: ECC Registered DIMM (RDIMM)
• Pin count: 288-pin
• Organization: 1Rx8, (2 Gb × 8) × 10 component layout
• Compatibility: Supports x4 and x8 memory organizations, suitable for 2DPC setups

Connectivity and compatibility

This memory module is designed to fit into standard 288-pin RDIMM slots found on modern DDR5 server motherboards. Its support for both x4 and x8 memory organizations allows it to work seamlessly with a variety of server configurations. The module’s ECC Registered design ensures it integrates well with systems that require robust error correction and stable operation under continuous heavy workloads.

Performance and reliability

With ECC technology actively correcting errors before they affect system performance, this module helps maintain data integrity in critical server environments. The registered design improves signal quality, which is essential when multiple memory modules operate simultaneously. Its low voltage operation reduces thermal stress, contributing to longer component life and consistent performance in data centers and enterprise servers.

Ideal uses and environments

The Samsung M321R2GA3PB0-CWM is well suited for virtualization hosts, database servers, and high-performance computing nodes that require reliable memory with high bandwidth. It fits well in data centers and enterprise IT setups where stable, error-free operation is crucial. System integrators and IT professionals will appreciate its straightforward deployment and dependable performance in demanding server workloads.

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