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| Product Type | Memory Module |
|---|---|
| Memory Capacity | 32 GB |
| Memory Technology | DDR5 |
| RAM Speed | 5600 MHz |
| RAM Standard | DDR5-5600/PC5-44800 |
| Error Identifying | ECC |
| Signal Type | Registered |
| Column Access Strobe (CAS) | CL46 |
| Rank | Dual Rank x8 |
| Quantity of Pins | 288-pin |
| RAM Genre | RDIMM |
This RDIMM with DDR5-5600 speed and registered ECC delivers exceptional data integrity and stability, making it ideally suited for memory-intensive server workloads such as virtualization, in-memory databases, and mission-critical enterprise applications where reliability is paramount. Its dual-rank x8 configuration enhances interleaving efficiency while the registered signal type supports higher-capacity deployments across multiple DIMMs per channel, effectively balancing capacity and bandwidth in dense rack and blade server environments.
1. Registered DIMM architecture buffers command and address signals, enabling stable operation across densely populated memory channels in multi-socket servers.
2. ECC continuously corrects single-bit errors, safeguarding transactional databases and in-memory analytics from silent data corruption.
3. DDR5-5600 bandwidth elevates throughput per core, allowing more virtual machines to run simultaneously without memory bottlenecks.
4. 32 GB capacity per module strikes a balance for high-density virtualization, packing ample memory headroom into standard server footprints.
5. Dual Rank x8 organization interleaves requests across rank pairs, maximizing channel utilization and sustaining performance under heavily consolidated workloads.
In enterprise server environments, the M321R4GA3EB0-CWMJJ RDIMM directly addresses the risks that keep IT managers awake at night. This 32GB DDR5-5600 module combines ECC error correction with Registered signal buffering, which means your virtualized cluster can host dozens of VMs without a single-bit memory flip corrupting a critical transaction database. The Registered Clock Driver stabilizes the command bus under heavy load, so when you push a 16-slot server to full capacity, signal integrity never wavers—eliminating random crashes during peak-hour trading or patient record access.
Inside an in-memory database like SAP HANA or Redis, the Dual Rank x8 architecture becomes indispensable. It interleaves access across two internal ranks, significantly boosting sustained bandwidth well beyond what a single-rank stick can deliver. Paired with the 5600MT/s interface, large analytical queries stream into the CPU without stalling, letting financial risk models or real-time recommendation engines complete in seconds, not minutes. The JEDEC-standard CL46 latency further guarantees predictable, validated operation across all major server platforms. This isn’t just memory—it is uptime, data fidelity, and uncompromised performance engineered for a single purpose: ensuring your services never fail when every millisecond matters.
This is a server-class DDR5-5600 32GB Registered ECC memory module (RDIMM). It is designed exclusively for rack and tower servers where reliability and consistent performance are critical. Use the following guidelines to shape capacity around typical enterprise workloads.
General Virtualization
In virtualized environments, balanced channel population is key. Install identical 32GB modules evenly across all memory channels — for example, 16 × 32GB (512GB) in a dual-socket system with eight channels per CPU — to give the hypervisor uniform access latency and ample headroom for dozens of mixed VMs. ECC and registered signaling safeguard long-running guest operating systems from transient memory errors.
In-Memory Database
For databases like SAP HANA or Redis, prioritize raw capacity and data integrity. Fully populate every slot with these dual-rank RDIMMs, aiming for 1TB or more per host using 32 identical modules. The Registered ECC design eliminates silent corruption during heavy online transaction processing, while the dual-rank x8 configuration offers a strong balance between density and latency under sustained, random-access workloads.
High-Performance Computing
HPC codes demand high bandwidth and node-to-node consistency. Configure one DIMM per channel (1DPC) using these 32GB DDR5-5600 parts to keep memory clocks at peak speed — typically 8 or 16 identical sticks per socket. Never mix speeds or ranks inside a single node; uniformity prevents jitter in tightly coupled MPI jobs and ensures reproducible runtimes across a cluster.
Rigorously tested server RDIMM, compatible with Dell PowerEdge R760, HPE ProLiant DL380 Gen11, Lenovo ThinkSystem SR650 V3.
Q: Can I mix this M321R4GA3EB0-CWMJJ with other memory modules of different brands or speeds?
A: Mixing is not recommended for server environments. For guaranteed stability and full ECC functionality, use identical modules with the same speed, rank, and CAS latency across all channels.
Q: Is this memory compatible with my Intel or AMD server platform?
A: This DDR5-5600 Registered ECC RDIMM is compatible with platforms supporting that specification, such as Intel Xeon Scalable (Sapphire Rapids/Emerald Rapids) and AMD EPYC 9004/8004 series. Verify against your server vendor’s qualified memory list.
Q: What is the recommended DIMM population order for optimal performance?
A: Always refer to your server board manual for the correct population sequence. Typically, populate identical DIMMs in the first slot of each memory channel to achieve balanced configuration and maximum throughput.
Q: Does this module support overclocking or XMP profiles?
A: No. As a server-grade JEDEC-compliant RDIMM, this module does not support overclocking or XMP. It is engineered for 24/7 data integrity and reliability under sustained loads, not performance tuning.
Q: What warranty and typical failure rate can I expect?
A: This module includes a one-year warranty. Server memory undergoes rigorous screening and exhibits an extremely low annualized failure rate, ensuring high reliability even under elevated temperatures and continuous operation.