Samsung 128GB DDR5-6400 ECC Registered RDIMM Server Memory Module (M321RAJA0MB2-CCP)

Samsung 128GB DDR5-6400 ECC Registered RDIMM Server Memory Module (M321RAJA0MB2-CCP)

The Samsung M321RAJA0MB2-CCP is a 128GB DDR5 ECC Registered RDIMM designed for enterprise servers and data center environments. It delivers extremely high memory capacity, strong bandwidth, and enhanced reliability for mission-critical workloads such as virtualization, cloud computing, AI processing, and high-performance computing.

Built on Samsung’s latest DDR5 server memory architecture, this module operates at 6400 MT/s with a low operating voltage of 1.1V, ensuring improved efficiency while maintaining very high throughput for dense server workloads.

Enterprise RDIMM Architecture

This module uses a registered buffer (RDIMM design) to improve signal integrity and stability in multi-DIMM server configurations. Combined with ECC (Error-Correcting Code), it automatically detects and corrects memory errors, ensuring high reliability in 24/7 enterprise environments.

It is designed for data centers where uptime, scalability, and predictable performance are critical requirements across virtualization, cloud platforms, and analytics workloads.

Key Features

• 128GB DDR5 ECC Registered RDIMM
• 6400 MT/s memory speed (PC5-51200)
• 1.1V low-power operation
• 288-pin server memory module
• Dual-rank x4 architecture
• ECC error correction support
• Designed for enterprise and data center servers
• Optimized for high-density computing workloads

Ideal Applications

• Enterprise servers
• Cloud infrastructure platforms
• Virtualization clusters
• AI and HPC workloads
• Database and analytics systems
• Data center deployments

Why Choose This Samsung RDIMM?

The Samsung M321RAJA0MB2-CCP is engineered for maximum stability and scalability in enterprise environments. Its ECC Registered design ensures data integrity and reliable long-term operation in mission-critical systems where downtime is not acceptable.

Frequently Asked Questions

Is this compatible with desktop PCs?
No. This is server-grade RDIMM memory and is not compatible with consumer desktop systems.

What does RDIMM mean?
RDIMM (Registered DIMM) improves signal stability for large-scale server memory configurations.

What is ECC memory?
ECC memory automatically detects and corrects data errors to improve system reliability.

What systems use this module?
It is used in enterprise servers, data centers, virtualization hosts, and HPC systems.