General

Engineer's Note

This DDR3-1600 Registered ECC module with a dual-rank x4 configuration is optimized for enterprise servers and memory-intensive workloads such as virtualization and in-memory databases, where its ECC protection ensures data integrity and the registered signal topology enhances stability in high-density memory configurations. Operating at a low 1.35V, this RDIMM also delivers improved energy efficiency without sacrificing the 1600MT/s throughput required for reliable 24/7 operations.

Technical Specs & Insights

1. Error correction code protects against silent data corruption, safeguarding transactional integrity for mission-critical enterprise databases and financial modeling.
2. Registered buffering stabilizes command and address pathways, enabling fully populated memory channels without signal degradation in dense rack deployments.
3. This capacity tier gives each node the headroom to consolidate more virtual machines or cache larger datasets, directly improving ROI on hypervisor licenses.
4. The high transfer rate maximizes per-channel throughput, accelerating in-memory analytics and reducing query latency under heavy concurrent access.
5. Dual rank interleaving keeps memory banks fully utilized during random access storms, preserving consistent VM responsiveness in multi-tenant clouds.

Why These Specs Matter

As a 16GB DDR3 RDIMM, this module is engineered for server workloads where downtime is not an option. In a virtualized cluster running dozens of VMs, the ECC algorithm continuously corrects single-bit errors caused by cosmic radiation or electrical noise, preventing silent data corruption that could crash hypervisors or databases. The registered signal buffer allows stable population of all 24 DIMM slots, delivering 384GB for memory-hungry analytics and virtualization hosts. Its dual-rank x4 organization enhances command interleaving, boosting throughput under the intensive random access patterns of an SAP HANA instance or a large Redis cache. Finally, the 1.35V operating voltage cuts power consumption by nearly 20% versus standard 1.5V DDR3, directly lowering energy bills and cooling demands across a multi-node data center. For server environments demanding data integrity and scalability, this RDIMM translates directly into continuous uptime and lower total cost of ownership.

Endurance & Reliability

General Virtualization
This 16GB DDR3L-1600 Registered ECC DIMM is a solid building block for virtualized environments. Deploy modules in multiples of four or eight to populate balanced memory channels, aiming for 64GB to 128GB total per host for moderate VM density. The low 1.35V operation reduces power and cooling overhead in always‑on servers, while ECC protection guards against in‑memory errors that could corrupt multiple guest workloads.

In‑Memory Database
For in‑memory databases like Redis or SAP HANA, low latency and data integrity are paramount. Install a minimum of eight identical 16GB RDIMMs (128GB) to satisfy capacity demands and exploit multi‑channel bandwidth. The x4 DRAM organization and dual‑rank design improve bank‑level parallelism, while Registered ECC signalling maintains stability under the sustained high‑utilization access patterns typical of in‑memory analytics.

High‑Performance Computing (HPC)
HPC clusters running memory‑bandwidth‑sensitive simulations benefit from populating all memory channels per node. Use six or twelve of these low‑voltage RDIMMs to fully utilize triple‑channel or quad‑channel architectures, delivering consistent 1600MT/s throughput. Registered buffering enables large per‑node capacities without compromising signal integrity at scale, and ECC is critical when jobs run for days, preventing silent bit‑flips that would invalidate scientific results.

Verified Compatibility

Rigorously tested server RDIMM, compatible with Dell PowerEdge R720, HP ProLiant DL380p Gen8, Lenovo ThinkServer RD630.

FAQ