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| Model | MTA18ASF2G72PDZ-2G6H1 |
|---|---|
| Product Type | Memory Module |
| Compliance Standards | RoHS |
| Memory Capacity | 16 GB |
| Memory Technology | DDR4 |
| Product Voltage | 1.2V |
| RAM Speed | 2666MHz |
| RAM Standard | DDR4-2666/PC4-21300 |
| Error Identifying | ECC |
| Signal Type | Registered |
| Column Access Strobe (CAS) | CL19 |
| Rank | Dual Rank x8 |
| Quantity of Pins | 288-pin |
| RAM Genre | RDIMM |
This Micron 16GB DDR4-2666 Registered DIMM with ECC is purpose-built for server environments where data integrity is paramount, making it ideal for virtualization hosts, memory-resident databases, and other enterprise workloads that cannot tolerate silent data corruption. Its registered signal type and dual-rank x8 organization ensure stable operation under high-capacity configurations by reducing the electrical load on the memory controller, which directly improves reliability and scalability in multi-DIMM server deployments.
1. ECC protection detects and corrects single-bit errors in real time, safeguarding transactional data integrity in financial and database servers.
2. Registered signal buffering stabilizes command and address lines across densely populated server boards, enabling reliable 24/7 operation under full memory loads.
3. The 16-gigabyte capacity per module provides an optimal building block for virtualized environments, maximizing VM density without sacrificing memory headroom per guest.
4. Dual-rank x8 organization boosts interleaving efficiency, delivering higher sustained bandwidth critical for memory-intensive analytics and in-memory databases.
5. DDR4-2666 throughput ensures a balanced speed-grade for mainstream data-center workloads, offering solid bandwidth while staying within standard power and thermal limits.
As a server-class DDR4 RDIMM, the Micron MTA18ASF2G72PDZ-2G6H1 is engineered for data centers where uptime and accuracy are non-negotiable. Its ECC capability automatically detects and corrects single-bit memory errors, shielding your virtualized workloads from silent data corruption. In a memory-intensive in-memory database like SAP HANA or Redis, a single uncorrected bit flip can cascade into inaccurate financial reports or failed transactions—ECC ensures every calculation remains trustworthy under continuous load. The registered signal buffering directly addresses the stability challenges of dense server configurations. When you populate multiple DIMMs per channel in a virtualization cluster hosting dozens of VMs, unbuffered memory can introduce electrical loading that leads to sporadic crashes; the on-DIMM register decouples the command bus, letting you scale to 128 GB or beyond per node with unwavering signal integrity. Meanwhile, the dual-rank x8 organization boosts interleaving efficiency, delivering higher sustained bandwidth for concurrent database queries and real-time analytics. This module turns your infrastructure’s reliability from a hope into a guarantee, meaning fewer late-night pages and more predictable performance for your critical enterprise applications.
Capacity Planning Guide for DDR4-2666 ECC RDIMM (16GB)
The MTA18ASF2G72PDZ-2G6H1 is a 16GB DDR4-2666 Registered DIMM with ECC, designed for server-class platforms. Its error correction and buffering suit mission-critical workloads requiring data integrity and stable performance at scale. The following recommendations use this module as the base unit.
General Virtualization
For moderate consolidation (20–30 VMs), deploy four modules (64GB total) across four channels per socket to balance memory bandwidth and capacity. Leave half the slots free for future scaling; populate identically on both sockets in dual-socket hosts to maintain NUMA symmetry.
In-Memory Database
Aim for a fully populated configuration with at least eight modules (128GB) per NUMA node to keep working sets resident. Use one DIMM per channel (1DPC) for optimal DDR4-2666 speed, minimizing latency. Scale out with additional nodes if the dataset exceeds 256GB per server.
High-Performance Computing (HPC)
Maximize memory bandwidth by installing one DIMM per channel—typically eight modules (128GB) per socket. This yields full-speed 2666MT/s operation and low jitter for parallel MPI or OpenMP jobs. Adjust capacity per node based on per-core memory requirements; memory-bound codes benefit from 192–256GB using 16GB or 32GB RDIMMs.
This rigorously tested server memory is compatible with Dell PowerEdge R740, HPE ProLiant DL380 Gen10, Lenovo ThinkSystem SR650, and more.
Q: Can I mix this MTA18ASF2G72PDZ-2G6H1 with other memory modules of different brands or speeds?
A: Mixing server RDIMMs is not recommended. For guaranteed stability, use identical modules with matching speed, CAS CL19, and dual rank x8 architecture. Mismatched configurations can lead to POST failures or reduced performance in enterprise systems.
Q: Is this memory compatible with my server system (Intel or AMD platform)?
A: This 16 GB DDR4-2666 ECC Registered DIMM is designed for Intel Xeon Scalable and AMD EPYC platforms supporting 288-pin DDR4 RDIMM slots. Validate against your server board’s memory QVL to ensure full 1.2 V dual-rank compatibility.
Q: What is the recommended DIMM population order for optimal performance?
A: Populate DIMMs symmetrically across all memory channels per your server manual. Typically, fill the first slot in each channel (often blue connectors) first, then the second. Balanced loading maximizes memory interleaving and bandwidth in multi-CPU configurations.
Q: Does this module support overclocking or XMP profiles?
A: No, this ECC Registered module strictly adheres to JEDEC DDR4-2666 standard with CL19 latency. Overclocking and XMP are not supported. It is engineered exclusively for data integrity and 24/7 reliability in server environments.
Q: What warranty and typical failure rate can I expect?
A: This module includes a 1-year warranty against manufacturing defects. Enterprise-class RDIMMs like this typically exhibit an annual failure rate below 0.5% under proper operating conditions, providing dependable long-term mission-critical service.