Samsung M321RAJA0MB0-CWM Specifications
| Parameter | Specification |
|---|---|
| Brand | Samsung |
| Part Number | M321RAJA0MB0-CWM |
| Memory Type | DDR5 ECC Registered DIMM (RDIMM) |
| Capacity | 128GB |
| Speed | DDR5-5600 / PC5-44800R |
| Data Transfer Rate | 5600 MT/s |
| Rank Configuration | 2Rx4 (Dual Rank x4) |
| ECC Support | Yes |
| Operating Voltage | 1.1V |
| Pin Count | 288-pin |
| Module Type | RDIMM |
| Chip Organization | (8G × 4) × 40 |
| CAS Latency | CL46 |
| Maximum Bandwidth | 44.8 GB/s |
| Application | Enterprise Servers, Cloud Computing, AI Training, Big Data Analytics, High-Performance Computing (HPC) |
| Operating Temperature | 0°C to 95°C |
| Operating Environment | 24/7 Enterprise-Class Operation |
| Product Status | Mass Production |
Product Advantages
- 128GB ultra-high capacity design meets the demands of large databases, AI training, high-density virtualization, and memory-intensive workloads.
- DDR5-5600 high-speed specification delivers up to 44.8GB/s bandwidth for significantly improved data throughput.
- ECC error correction technology detects and corrects memory errors in real-time, ensuring the safety of critical business data.
- 2Rx4 enterprise-class architecture provides an excellent balance of performance, stability, and scalability.
- RDIMM registered buffer design reduces memory controller load, improving stability for large-capacity deployments.
- Operates at low 1.1V voltage, offering superior energy efficiency compared to previous-generation DDR4 server memory.
- Samsung original DDR5 components and enterprise-grade manufacturing ensure long-term stability and excellent compatibility.
- Compatible with mainstream Intel Xeon Scalable and AMD EPYC DDR5 server platforms.
- Ideal for cloud computing platforms, AI training clusters, big data analytics, high-performance computing (HPC), and modern data center deployments.
- The combination of high capacity and high bandwidth enhances overall server performance and resource utilization.



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