General

Engineer's Note

This 64GB DDR4-3200 Registered ECC module (RDIMM, Dual Rank x4) is engineered for server platforms handling memory-intensive workloads such as virtualization, in-memory databases, and data analytics, where data integrity and sustained throughput are critical. Its registered signal type and ECC error correction ensure stable operation under heavy load, while the dual-rank x4 configuration optimizes memory bank interleaving for reduced latency and improved bandwidth efficiency in multi-DIMM configurations.

Technical Specs & Insights

1. Memory Capacity: 64 GB of installed capacity readily supports dense virtualization workloads, allowing dozens of VMs to run concurrently without memory contention driving costly paging to storage.
2. Error Identifying: ECC protection detects and corrects single-bit errors in real time, preserving data integrity for financial transactions and mission-critical databases where silent corruption is unacceptable.
3. Signal Type: Registered signaling buffers address and command lines, stabilizing high-capacity memory configurations in multi-slot servers so you can populate all channels without compromising reliability.
4. RAM Speed: 3200 MHz data rate delivers strong per-channel bandwidth, accelerating in-memory analytics and large dataset processing under sustained heavy query loads.
5. Rank: Dual Rank x4 organization interleaves accesses across two internal rank groups, boosting command throughput and sustaining peak efficiency when the server is hammered with simultaneous requests.

Why These Specs Matter

The Micron MTA36ASF8G72LZ-3G2F1R is a 64GB DDR4-3200 RDIMM designed for server workloads where data integrity and uptime are non-negotiable. Its ECC actively corrects single-bit errors, preventing silent corruption in in-memory databases like SAP HANA — a single bad bit in a journal entry could cascade into compliance failures. For you, ECC is an insurance policy against invisible data damage. Registered buffering stabilizes signal paths on high-density boards, letting you fully populate a hypervisor host with 24 DIMMs for maximum virtual machine density without stability trade-offs. This means more VMs per server and lower total cost. The dual-rank x4 configuration facilitates bank interleaving, accelerating concurrent read/write operations so your virtualization cluster handles peak traffic, live migration, and backups simultaneously without latency spikes. Finally, the 3200MT/s speed with 1.2V low power helps contain energy costs as your memory footprint scales. That’s infrastructure-grade reliability, built for your 24/7 enterprise workloads.

Endurance & Reliability

General Virtualization
For a hypervisor hosting multiple VMs, install a single 64GB RDIMM per channel initially to maximize headroom while keeping slot availability. Populate in matched pairs across identical memory channels (e.g., one DIMM per channel in a 2‑channel or 8‑channel layout) to maintain balanced access and avoid NUMA penalties. This approach suits moderate consolidation of web servers, light databases, and development environments.

In‑Memory Database
Latency‑sensitive workloads like Redis or SAP HANA benefit from deploying six or eight of these 64GB modules for 384 GB to 512 GB total, making full use of the Dual Rank x4 design for higher bank‑level parallelism. Always install symmetrical DIMMs across all memory controllers to guarantee uniform latency and prevent throttling under heavy in‑memory analytics.

HPC
Configure all available memory channels of a dual‑socket server with identical 64GB RDIMMs (e.g., 16×64 GB for 1 TB in a 16‑channel platform) to feed large‑scale simulations. ECC and Registered buffering ensure signal integrity at 3200 MT/s, while the consistent population maximizes bandwidth for tightly‑coupled MPI jobs without memory contention.

Verified Compatibility

Rigorously tested 64GB DDR4-3200 RDIMM. Verified compatible with Dell PowerEdge R750, HPE ProLiant DL380 Gen10, Lenovo ThinkSystem SR650 V2.

FAQ