General

Engineer's Note

This 32GB DDR4-3200 Registered ECC RDIMM is engineered for enterprise server environments, delivering robust data integrity and signal stability essential for virtualization, in-memory databases, and mission-critical workloads. Its single-rank x4 configuration with CL22 latency optimizes memory bandwidth and reduces electrical loading, enabling higher memory population density while maintaining reliable performance at 1.2V.

Technical Specs & Insights

1. High module density empowers virtualization hosts to pack more VMs per server, directly increasing consolidation ratios and reducing cost per workload.
2. On-the-fly error correction eliminates single-bit data corruption, safeguarding transaction integrity in financial databases and in-memory analytics.
3. Registered clocking buffers stabilize signal integrity across heavily populated memory channels, enabling reliable operation when all DIMM slots are filled.
4. This throughput accelerates memory-intensive operations like large-scale in-memory caching and real-time data processing, cutting latency for concurrent queries.
5. Single Rank x4 configuration minimizes bus loading per channel, allowing higher memory frequency without sacrificing stability in multi-DIMM server configurations.

Why These Specs Matter

The Micron MTA18ASF4G72PZ-3G2E1 is unmistakably a server-class memory module, a 32GB DDR4-3200 Registered DIMM purpose-built for data center workloads. Its four defining characteristics translate directly into resilience and performance where it matters most.

First, ECC error correction constantly detects and corrects single-bit memory errors, guarding against the silent data corruption that can crash virtualized clusters or produce inaccurate financial records during long-running transactions. Second, the registered buffer re-drives command and address signals, enabling you to populate all memory channels at high capacity without signal degradation — a must when you are stacking hundreds of gigabytes per node for dense virtualization. Third, its single-rank x4 organization and 3200 MT/s bandwidth excel in memory-intensive applications like an in-memory database. The single rank reduces access latency and power consumption, while the x4 structure increases bank counts, delivering superior parallelism for Redis or SAP HANA queries that touch millions of rows. Finally, operating at just 1.2 volts, this module curbs power draw across a fleet of servers, lowering both electricity bills and thermal stress in a 24/7 operating environment. In short, this memory provides the steadfast data integrity, scalable capacity, and energy-conscious throughput that enterprise infrastructure demands.

Endurance & Reliability

General Virtualization
For a virtualization host using dual-socket processors, populate six to eight identical 32 GB RDIMMs per CPU to deliver 192–256 GB of balanced capacity. Distribute modules evenly across memory channels (one DIMM per channel) to maximize bandwidth and avoid performance penalties from mixed ranks. This ECC registered memory ensures data integrity for dozens of concurrent virtual machines.

In-Memory Database
Deploy twelve to sixteen of these single-rank x4 32 GB RDIMMs per server, targeting 384–512 GB total capacity to keep entire datasets in RAM. Configure one DIMM per channel in a balanced topology to sustain low latency and high throughput under heavy read/write workloads. The error-correcting code (ECC) and registered signaling prevent silent data corruption during transactional processing.

High-Performance Computing
Fill all eight memory channels on a dual-socket HPC node with matching 32 GB RDIMMs for 256 GB of uniform, high-bandwidth memory. Use a single DIMM per channel at the rated 3200 MT/s to avoid clock-speed reduction that occurs with multiple DIMMs per channel. The registered ECC design guarantees resilience during long-running simulations and large-scale parallel computations.

Verified Compatibility

Server Memory: Rigorously tested for compatibility with Dell PowerEdge R750, HPE ProLiant DL380 Gen10 Plus, Lenovo ThinkSystem SR650 V2, and similar systems.

FAQ