General

Engineer's Note

This RDIMM is engineered for server platforms where data integrity and uptime are critical, making it ideal for virtualization, in-memory databases, and enterprise workloads that demand reliable ECC protection. The Registered signal type ensures stable operation across high-density memory configurations, while the dual-rank x8 organization leverages bank interleaving to boost throughput in multi-DIMM servers without excessive power draw at the standard 1.2V.

Technical Specs & Insights

1. The on-module register buffers address and control signals, enabling stable signal integrity across heavily populated memory channels in multi-socket server platforms.
2. Hardware-level error correction autonomously detects and remedies single-bit faults, preserving data integrity in financial ledgers and long-running analytics.
3. The dual-rank organization interleaves banks to parallelize memory transactions, raising sustained bandwidth for heavily virtualized database clusters.
4. The high data transfer rate feeds contemporary multi-core server processors with the memory throughput needed for rapid VM migration and real-time caching.
5. This per-DIMM capacity strikes the ideal density for flexible scaling, letting administrators populate terabytes of total RAM across 24-slot server boards for enterprise consolidation.

Why These Specs Matter

The memory module with MPN MTA18ASF2G72PDZ-3G2E1TG is a server-class DDR4-3200 Registered DIMM (RDIMM), purpose-built for data center workloads. Its ECC functionality corrects single-bit errors that commonly arise from background radiation in large-scale memory arrays, preventing silent data corruption that could crash virtual machines or corrupt database indexes. For IT managers running multi-tenant virtualization clusters, this data integrity is non-negotiable. The registered signal buffering allows dense server configurations to populate all memory channels without stability loss, essential when capacity demands grow. Furthermore, the dual-rank x8 design employs rank interleaving to maximize memory bandwidth, a critical advantage for in-memory databases like SAP HANA or Redis where every nanosecond of latencies stacks during massive concurrent queries. Operating at 3200MT/s with a CL22 latency, this module ensures rapid data delivery under sustained load, keeping application response times predictable. This memory transforms system uptime and throughput from a concern into a guarantee.

Endurance & Reliability

This DDR4-3200 Registered ECC DIMM is designed for server environments. Below are capacity planning guidelines for typical server workloads.

General Virtualization
Populate all memory channels symmetrically with these 16GB RDIMMs to maximize throughput. For a single-socket host, start with 8 identical modules (128GB) to comfortably run 30–40 light-to-moderate VMs while preserving headroom for vMotion and peak demands. For larger consolidation ratios, scale to 256GB across 16 DIMM slots.

In-Memory Database
In-memory platforms like Redis or SAP HANA require substantial, resilient capacity. Equip dual-socket servers with 16GB RDIMMs in every channel, targeting 512GB to 1TB total to hold large datasets entirely in RAM. The ECC and registered design delivers the long-term stability and data integrity that sustained high-write workloads demand.

High-Performance Computing
HPC benefits from balanced bandwidth per core. Install one 16GB RDIMM per channel, aiming for a uniform 2–4 GB per core ratio across all nodes. Matching rank, speed, and capacity eliminates NUMA imbalances and guarantees consistent job performance, while ECC prevents silent data corruption during long-running simulations.

Verified Compatibility

Proven compatible after stringent testing with Dell PowerEdge R750, HPE DL380 Gen10+, Lenovo SR650 V2.

FAQ