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| Product Type | Memory Module |
|---|---|
| Memory Capacity | 32 GB |
| Memory Technology | DDR4 |
| RAM Speed | 3200 MHz |
| RAM Standard | DDR4-3200/PC4-25600 |
| Error Identifying | ECC |
| Signal Type | Registered |
| Column Access Strobe (CAS) | CL22 |
| Rank | Dual Rank |
| Quantity of Pins | 288-pin |
| RAM Genre | RDIMM |
This 32GB DDR4-3200 Registered ECC RDIMM with a dual-rank configuration and CL22 latency is built specifically for enterprise servers, delivering enhanced memory interleaving bandwidth that benefits virtualized environments and in-memory databases where data integrity is critical. Its registered signal type ensures stable operation under heavy loads, while integrated ECC provides single-bit error correction and multi-bit detection to safeguard mission-critical workloads.
1. Generous module capacity enables densely packed memory configurations, allowing a single server to host more virtual machines and containers without resorting to costly scale-out.
2. High-throughput data rate keeps modern multi-core server CPUs fed with data, drastically cutting response times for in-memory databases and real-time analytics.
3. Error-correcting code protection silently detects and fixes single-bit data corruption, preserving transactional integrity and preventing unplanned downtime in critical enterprise workloads.
4. Registered buffering stabilizes signal integrity across fully loaded memory channels, making it possible to achieve massive total RAM capacities essential for large-scale virtualization farms.
5. Dual-rank organization interleaves memory accesses across internal banks, sustaining high effective bandwidth when multiple tenants or heavy consolidation workloads hammer the memory subsystem.
In enterprise servers, the Samsung M393A4G43AB3-CWEGY (32GB DDR4-3200 ECC Registered RDIMM) transforms four critical technical features into tangible business value. First, its ECC capability constantly monitors data integrity, silently correcting single-bit errors before they cause application crashes or silent data corruption in transaction-heavy databases. Second, the register-on-chip buffer stabilizes signal integrity across fully loaded memory channels, which is essential in virtualized clusters running dozens of VMs; it prevents the random hangs that unregistered DIMMs would suffer under such loads. Third, the dual-rank design leverages rank interleaving to boost effective bandwidth, delivering noticeably faster query responses in in-memory platforms like Redis or SAP HANA. Finally, the generous 32GB capacity per stick allows you to scale to hundreds of gigabytes without sacrificing speed, fitting perfectly into dense virtualization hosts or memory-hungry container orchestration nodes. This memory means zero downtime, predictable performance, and a future-proof foundation for your data center.
General Virtualization
For a 32GB RDIMM, a typical dual-socket virtualization host benefits from a balanced six- or eight-module configuration per CPU to populate two memory channels each, delivering 192–256GB total RAM. This setup comfortably supports 30–50 modestly sized VMs while maintaining headroom for vMotion and memory overcommit. Evenly distributing identical DIMMs across channels ensures optimal NUMA locality and consistent performance.
In-Memory Database
Workloads like Redis or SAP HANA demand both high capacity and data integrity, making ECC Registered DIMMs essential. A symmetric population of 16 modules (eight per socket) provides 512GB, allowing a large dataset to reside entirely in DRAM for sub-millisecond access. Dual-rank modules are preferred here, as they offer higher throughput under sustained full-load transactions compared to single-rank alternatives.
HPC
In compute-bound HPC clusters, memory bandwidth often outweighs raw capacity. Populating all eight channels per socket with a single 32GB RDIMM per channel delivers 256GB of balanced bandwidth and low latency. For dual-socket nodes, this 512GB configuration prevents memory bottlenecks during large-scale simulations while registered ECC safeguards multi-day runs. Where more memory is needed for large meshes, moving to the next capacity tier is recommended rather than mixing densities.
Rigorously tested server DDR4 ECC Registered RAM, compatible with Dell PowerEdge R750, HPE DL380 Gen10 Plus, Lenovo SR650 V2.
Q: Can I mix this M393A4G43AB3-CWEGY with other memory modules of different brands or speeds?
A: Mixing different brands or speeds is not recommended for Registered ECC RDIMMs. For server stability, use identical modules with matched rank, CAS latency, and speed to prevent memory errors and potential system crashes.
Q: Is this memory compatible with my system?
A: This DDR4-3200 ECC RDIMM is compatible with servers using Intel Xeon Scalable or AMD EPYC processors that support 288-pin Registered DIMMs. Verify your motherboard’s qualified vendor list for specific platform validation.
Q: What is the recommended DIMM population order for optimal performance?
A: Populate identical DIMMs per channel, starting with the furthest slot from the CPU. For dual-socket systems, balance capacity equally across memory channels according to your server’s manual to maximize interleaving and bandwidth.
Q: Does this module support overclocking or XMP profiles?
A: No. As an enterprise-grade ECC Registered DIMM, this module adheres to JEDEC DDR4-3200 standards. Overclocking and XMP profiles are not supported, ensuring data integrity and 24/7 operational stability.
Q: What warranty and typical failure rate can I expect?
A: This Samsung module is covered by a one-year warranty. It delivers enterprise-class reliability with an extremely low annualized failure rate, typically below 0.5%, making it suitable for mission-critical server deployments.