General

Engineer's Note

This 64GB DDR4-3200 registered ECC module (RDIMM) is purpose-built for enterprise servers and workstations, ideally suited for memory-intensive workloads such as virtualization, in-memory databases, and mission-critical data processing where data integrity is non-negotiable. The dual-rank x4 organization maximizes signal integrity and memory bandwidth on multi-DIMM channels, while the Registered architecture with ECC ensures robust stability and automatic single-bit error correction in dense, high-availability deployments.

Technical Specs & Insights

1. Its substantial capacity per module dramatically increases memory density, enabling far more virtual machines per host without resorting to performance-sapping disk swapping.
2. The high data rate ensures that multi-threaded database and analytics workloads receive the sustained bandwidth needed to process massive datasets without stalling the CPU.
3. ECC protection continuously corrects single-bit errors in the background, preventing silent data corruption in transactional server environments where bit-level accuracy is non-negotiable.
4. Registered signal buffering stabilizes command and address lines, allowing fully loaded server boards to maintain reliable high-speed operation even when all memory channels are populated to maximum capacity.
5. Dual Rank x4 organization alternates bank accesses to keep memory channels efficiently saturated, delivering higher effective throughput for simultaneous virtual machine and container workloads.

Why These Specs Matter

When you are running a dense virtualization cluster or an in‑memory database, a single undetected bit‑flip can corrupt transactions and trigger costly downtime. The Micron MTA36ASF8G72LZ‑3G2R is engineered to eliminate that risk. As a 64GB DDR4‑3200 Registered DIMM with true ECC, it corrects single‑bit errors in real time, preserving data integrity even under relentless 24/7 operation—so your hypervisor and virtual machines stay consistent without silent data corruption creeping into memory pages.

In virtualized environments, a host can easily support dozens of VMs, which demands both massive capacity and clean signal routing. The module’s Registered architecture buffers command and address lines, enabling the server to populate all channels with high‑density Dual Rank x4 DRAM while maintaining stable 3200 MT/s signaling. That stability translates directly into predictable latency for latency‑sensitive workloads like Redis or SAP HANA, where microsecond delays cascade into lost revenue. Paired with a low 1.2V operating voltage, this module helps contain power budgets inside rammed‑full rack servers, letting you scale memory without overprovisioning cooling. The result is fewer server reboots, tighter database response times, and a platform that keeps your SLAs firmly intact.

Endurance & Reliability

Based on its specifications—64GB capacity, DDR4-3200 speed, ECC error correction, Registered (RDIMM) type, and 288-pin form factor—this is a server-class memory module designed for reliability and high-density deployments.

General Virtualization
For consolidated environments running multiple VMs, populate DIMMs symmetrically across all memory channels to maximize bandwidth. A common starting point is four of these 64GB modules in a dual-socket server (256GB total per host), easily handling 20–30 general-purpose virtual machines without overcommitting memory.

In-Memory Database
Low-latency databases like Redis or SAP HANA rely on large, error-free RAM pools. Install modules in multiples of the platform’s channel count—such as 8 or 16 sticks per node—to build 512GB–1TB footprints while maintaining peak throughput. Always prioritize identical DIMMs to avoid speed downgrades and ensure ECC is fully active.

HPC (High Performance Computing)
HPC workloads demand maximum memory bandwidth per core. Use balanced configurations (e.g., 8 identical DIMMs per CPU) and leverage the Dual Rank x4 design for parallel access. For compute clusters, 128–256GB per node is typical, keeping the CPU-to-memory ratio tight to minimize data starvation during large-scale simulations.

Verified Compatibility

Rigorously tested for compatibility with Dell PowerEdge R750, HPE ProLiant DL380 Gen10 Plus, Lenovo ThinkSystem SR650 V2, and more.

FAQ