General

Engineer's Note

This 32GB DDR4-3200 Registered ECC module (RDIMM) is engineered for enterprise server platforms, excelling in memory-intensive workloads like virtualization, in-memory databases, and mission-critical applications where data integrity is non-negotiable. The registered signal architecture and ECC deliver heightened stability and error correction across densely populated channels, while the single-rank x4 configuration ensures low latency and efficient electrical loading for scalable, high-bandwidth performance at 1.2V.

Technical Specs & Insights

1. The 32GB capacity per module allows dense memory configurations in 2U servers, maximizing virtual machine consolidation ratios without sacrificing memory headroom for in-memory databases.
2. The 3200MHz speed elevates memory bandwidth per channel, directly accelerating real-time analytics workloads and reducing data latency in heavily threaded enterprise applications.
3. ECC error correction prevents single-bit data corruption in flight, delivering the non-negotiable data integrity required for financial transaction processing and long-running scientific computations.
4. Registered signal buffering stabilizes large memory populations by decoupling the DRAM load from the memory controller, enabling reliable 24/7 operation across fully populated server boards.
5. Single Rank x4 organization combines a single load on the channel with x4-wide DRAM devices for superior chip-level error resilience, sustaining consistent throughput in virtualized environments under constant memory pressure.

Why These Specs Matter

The MTA18ASF4G72AZ-3G2F1R is a 32GB DDR4-3200 Registered DIMM purpose-built for server and data center environments where reliability is not optional. Its ECC engine silently corrects single-bit memory errors in real time, preventing silent data corruption that could crash a hypervisor hosting dozens of virtual machines or introduce inaccuracies into a transactional database. For an IT manager running a dense virtualization cluster, that means virtual workloads stay alive and consistent without unexplained lockups. The registered clock driver buffers command signals, isolating the memory controller from electrical load so you can fully populate all channels with high-capacity modules while preserving signal integrity. This scalability is essential when you need a multi-terabyte footprint for a growing VM farm or an in-memory database like Redis. Operating at 3200 MHz with a single-rank x4 configuration, the module strikes a critical balance between high bandwidth and low latency, accelerating real-time analytics and rapid database queries. Every transaction, every VM migration, and every cached record benefits from fewer errors, tighter data integrity, and nonstop uptime.

Endurance & Reliability

Server Memory Identified
This is a DDR4-3200 Registered ECC DIMM (RDIMM), designed for servers and workstations. Its ECC and registered signal type ensure data integrity and stable high-capacity configurations.

General Virtualization
Populate all memory channels symmetrically, typically one 32 GB RDIMM per channel (1DPC), to maximize bandwidth while maintaining the rated 3200 MT/s speed. This yields balanced capacity – for example, 256 GB in an 8‑channel system – ideal for hosting numerous VMs without memory contention. Avoid mixing different DIMM types to preserve uniform latency.

In-Memory Database
Target maximum reliable capacity by filling all slots with identical 32 GB RDIMMs, potentially using two per channel (2DPC) if supported, though expect a slight speed reduction. Single‑rank x4 modules like this one allow denser population with minimal electrical loading, helping sustain low latency for real‑time in‑memory processing. Validate against the server’s memory QVL to ensure stability at full load.

HPC
Prioritize memory bandwidth by installing one 32 GB RDIMM per channel across all available channels (1DPC), achieving the module’s full 3200 MT/s throughput. The combination of high frequency and low CAS latency (CL22) benefits compute‑bound workloads such as CFD and molecular dynamics. Scale by using complete identical kits to populate every channel, maintaining balanced NUMA domains for parallel efficiency.

Verified Compatibility

Rigorously tested server memory, compatible with Dell PowerEdge R750, HPE ProLiant DL380 Gen10, Lenovo ThinkSystem SR650, and more.

FAQ