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| Product Type | Memory Module |
|---|---|
| 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 x4 |
| Quantity of Pins | 288-pin |
| RAM Genre | RDIMM |
This 16GB DDR4-2666 RDIMM with ECC and registered signal buffering is purpose-built for server platforms, delivering critical data integrity for virtualization, in-memory databases, and enterprise workloads. The dual-rank x4 organization enhances memory bandwidth utilization, while the CL19 timing and 1.2V operation ensure stable, power-efficient performance in dense multi-DIMM configurations.
1. With 16 GB per module, memory capacity scales seamlessly for dense server virtualization, allowing more guest workloads per physical host without resorting to slower storage offload.
2. ECC protection continuously detects and corrects single-bit errors, safeguarding financial transactions and critical databases against silent data corruption in always-on operations.
3. Registered signal buffering isolates the memory controller from electrical load spikes, making it possible to deploy high-capacity RAM configurations essential for large in-memory datasets and real-time analytics.
4. Dual Rank x4 organization uses parallel rank interleaving to maximize channel utilization, cutting latency and sustaining high bandwidth under the mixed read/write demands of multi-tenant cloud platforms.
5. A 2666 MHz clock speed supplies the steady throughput required to keep today’s multi-core server CPUs fed, minimizing stalls during sustained data-intensive processing and high concurrency.
Given the RDIMM specification and Registered signal type, the MTA36ASF2G72PZ-2G6B1QI is unequivocally a server-class memory module. In dense virtualization clusters, its ECC function is non-negotiable: multiple tenants sharing physical memory dramatically increase the risk of bit-flips caused by cosmic radiation, and a single uncorrected error can silently corrupt a database transaction or cause a host-level crash. The Registered buffer decouples the memory controller from the electrical load of numerous modules, enabling you to populate all channels at full capacity without signal degradation. This is what allows a hypervisor to support more virtual machines per node without stability trade-offs. Meanwhile, the dual-rank x4 organization delivers critical bandwidth through rank interleaving. For an in-memory database like SAP HANA or a real-time analytics engine, this means the module can serve read requests from one rank while the other refreshes, reducing effective latency and sustaining throughput under heavy query loads. At 1.2V, the module also helps keep thermal energy and OPEX in check across your fleet, ensuring consistent 2666 MHz performance without throttling. Every design choice here directly translates to fewer application errors, higher VM density, and faster time-to-insight for your data-intensive workloads.
General Virtualization
For general virtualization hosts, populate at least one of these 16 GB ECC RDIMMs per memory channel to maximise bandwidth and avoid interleaving penalties. A balanced six‑ or eight‑module configuration delivers 96–128 GB of registered memory, comfortably supporting moderate VM densities. Add modules in identical sets to preserve symmetric channel loading and allow seamless future expansion.
In‑Memory Database
In‑memory databases demand low latency and large capacities. Fully populate all memory channels with these dual‑rank 16 GB RDIMMs, ensuring every memory controller sees the same number of identical modules. This balanced population enables synchronous interleaving and pushes total capacity well past 256 GB on typical dual‑socket platforms while keeping latency predictable under heavy write pressure.
High‑Performance Computing
HPC nodes favour peak memory bandwidth over raw capacity. Install a single 16 GB RDIMM per channel (1DPC) so the memory bus sustains the full 2666 MT/s speed without down‑clocking. With eight such modules a node reaches 128 GB of uniform‑latency memory, delivering the high throughput required for tightly coupled parallel solvers and MPI‑based simulations.
Rigorously tested server memory, compatible with Dell PowerEdge R740, HPE ProLiant DL380 Gen10, Lenovo ThinkSystem SR650.
Q: Can I mix this MTA36ASF2G72PZ-2G6B1QI with other memory modules of different brands or speeds?
A: Mixing RDIMMs of different brands or speeds is not recommended. Mismatched timings and ranks may cause POST failures or stability issues on server platforms. Use identical modules per channel for validated performance.
Q: Is this memory compatible with my system? Which Intel or AMD platforms support it?
A: This DDR4-2666 ECC Registered DIMM (PC4-21300) is compatible with servers using Intel Xeon Scalable or AMD EPYC 7000/7002 series processors and corresponding chipsets. Verify your board supports 2666MHz RDIMMs.
Q: What is the recommended DIMM population order for optimal performance on a server board?
A: Populate identical DIMMs per channel, starting with slots farthest from the CPU socket. Follow your server’s memory population guide to balance channels and achieve maximum bandwidth for this Dual Rank x4 module.
Q: Does this module support overclocking or XMP profiles?
A: No. As an enterprise ECC Registered DIMM, it adheres strictly to JEDEC DDR4-2666 standards. It does not support overclocking, XMP, or manual frequency tuning to ensure data integrity in server environments.
Q: What warranty and typical failure rate can I expect for this memory?
A: It includes a 1-year warranty. Enterprise RDIMMs like this Micron module typically demonstrate an annualized failure rate (AFR) well below 0.5%, ensuring long-term reliability in 24/7 server operations.