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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 32GB DDR5-5600 registered ECC RDIMM is engineered for enterprise servers and excels in memory-intensive workloads like virtualization and in-memory databases, where data integrity and system uptime are critical. Its dual-rank x8 organization maximizes interleaving efficiency and sustained bandwidth on multi-DIMM channels, while registered signaling and integrated ECC reliably lock down single-bit errors under heavy, continuous load.
1. ECC error correction silently remedies single-bit data errors in real time, safeguarding transactional integrity and preventing silent data corruption across long-running enterprise workloads.
2. Registered signal buffering isolates the memory controller from electrical load, allowing fully populated server boards to maintain rock-solid stability even under maximum DIMM-per-channel configurations.
3. The capacious 32GB density boosts virtualization consolidation ratios, letting a single server host significantly more guest machines without swapping to slower storage.
4. 5600MT/s transfer rate feeds modern multi-core processors with the bandwidth they demand, accelerating in-memory analytics and large-scale database lookups during peak traffic.
5. Dual Rank x8 organization leverages rank interleaving to overlap data requests, sustaining full channel utilization and delivering predictable low-latency performance under mixed cloud-native workloads.
In a modern data center, the M321R4GA3EB0-CWMXJ RDIMM is engineered for servers where downtime is not an option and data fidelity is absolute. Its error-correcting code (ECC) silently detects and corrects single-bit memory errors caused by cosmic radiation or electrical noise, which in a virtualization cluster running dozens of VMs means preventing a flipped bit from corrupting a guest operating system or silently propagating into your database. The registered architecture adds a command/address buffer, stabilizing signal integrity across the high-density 32GB dual-rank design; when you populate a 2U server with terabytes of memory for an in-memory database like SAP HANA, this buffering ensures clean communication at 5600MT/s, avoiding training failures that would force a reboot during peak transactions. Dual rank x8 organization interleaves accesses across two internal ranks, delivering higher sustained bandwidth and lower latency under concurrent workloads. For a consolidated virtualization host, this translates to smoother responsiveness when a financial reporting query hits the database while a machine learning inference is running in another container. DDR5-5600 speed and 32GB capacity per module give you the headroom to scale memory-intense workloads without sacrificing reliability, making this DIMM the silent foundation of mission-critical uptime.
Memory Type: Server (DDR5-5600 Registered ECC RDIMM)
This is a registered ECC DDR5 module designed for enterprise servers, ensuring data integrity and signal stability under heavy multi-DIMM configurations.
General Virtualization
Populate all channels symmetrically with identical 32 GB RDIMMs to maximize memory bandwidth while maintaining balanced NUMA access. A dual-socket server equipped with 16 such modules (512 GB total) comfortably hosts dozens of mixed-workload VMs, reserving capacity for vMotion and failover overhead.
In-Memory Database
Deploy a minimum of eight modules per socket to reach 256 GB, scaling to 1 TB or more for large datasets. Low-latency 2DPC (two DIMMs per channel) configurations at 5600 MT/s keep entire key-value stores in DRAM, dramatically accelerating Redis or SAP HANA transactions without storage bottlenecks.
High Performance Computing
Aim for one DIMM per channel to sustain peak 5600 MT/s speeds, supplying the memory bandwidth demanded by MPI-based simulations and dense linear algebra. For capacity-hungry CFD or weather models, populate a second DIMM per channel using dual-rank x8 modules, accepting minor speed reductions in exchange for higher aggregate memory and reliable ECC protection during week-long runs.
Rigorously tested for compatibility with servers like Dell PowerEdge R760, HPE ProLiant DL380 Gen11, and Lenovo ThinkSystem SR650 V3.
Q: Can I mix this M321R4GA3EB0-CWMXJ with other memory modules of different brands or speeds?
A: Mixing brands or speeds is not recommended for this registered ECC DDR5 RDIMM. Mismatched modules can cause stability issues, POST failures, or downgraded speed. Use identical modules for validated server performance.
Q: Is this memory compatible with my system?
A: This is a DDR5-5600 registered ECC RDIMM. It requires a server platform supporting DDR5 RDIMM, such as AMD EPYC 9004 Series or Intel Xeon Scalable 4th/5th Gen. Verify your motherboard's memory QVL.
Q: What is the recommended DIMM population order for optimal performance?
A: For this dual-rank RDIMM, populate identical modules per channel following your server's specific memory slot numbering. Generally, balance across all memory channels and start from the farthest slot per channel to maximize bandwidth.
Q: Does this module support overclocking or XMP profiles?
A: No, this DDR5 registered ECC RDIMM operates at JEDEC standard speeds (DDR5-5600, CL46). It does not support XMP or user overclocking, as server memory prioritizes data integrity and proven stability.
Q: What warranty and typical failure rate can I expect?
A: This module includes a one-year warranty. As enterprise-grade RDIMM with integrated ECC, annualized failure rates are exceptionally low under normal thermal and operational conditions, typically below 0.1%.