General

Engineer's Note

This DDR3-1600 registered ECC module operating at 1.35V is purpose-built for server platforms, delivering the data integrity essential for virtualization and in-memory database workloads. Its dual-rank x4 organization with registered signaling maximizes memory bandwidth and stability in multi-DIMM configurations, while ECC protection guards against single-bit errors in sustained mission-critical operations.

Technical Specs & Insights

1. On-die ECC error correction silently detects and fixes single-bit errors, preserving data integrity in virtualization clusters where memory faults directly threaten multi-tenant uptime.
2. Registered signal buffering stabilizes command and address lines across fully loaded channels, making it viable to scale memory capacity in dense rack servers without signal degradation.
3. Dual Rank x4 organization keeps all bank groups interleaved, saturating the memory pipe so consolidated virtual machines maintain predictable response times under peak load.
4. The high transfer rate supplies consistent bandwidth headroom for in-memory databases and caching tiers, preventing throughput dips during concurrent query storms.
5. Low-voltage operation cuts per-DIMM power consumption, significantly reducing aggregate thermal output and cooling expense in hyperscale deployments running thousands of modules.

Why These Specs Matter

In a data center, memory reliability and capacity directly dictate service uptime and performance. The Micron MT36KSF1G72PZ-1G6K2HG is an 8 GB DDR3 RDIMM built specifically for server workloads, and four architectural decisions make it indispensable. First, integrated ECC corrects single-bit errors in real time, preventing silent data corruption that could crash hypervisors or poison financial transaction logs. Second, the registered signal buffer stabilizes the command and address bus even when all channels are populated, so your virtualization cluster scales to dozens of VMs without memory-related instability. Third, the dual-rank x4 organization enables rank interleaving, allowing the memory controller to dispatch reads and writes in parallel—this directly reduces latency in memory databases like Redis or SAP HANA, where microseconds matter during peak query loads. Lastly, operating at 1.35 V instead of the legacy 1.5 V shrinks the thermal footprint across a fully loaded 2U rack, cutting cooling costs while preserving 1600 MHz throughput. For infrastructure engineers balancing density, uptime, and energy efficiency, this registered DIMM transforms marginal gains into measurable operational resilience.

Endurance & Reliability

General Virtualization
Balance channel population and capacity by installing identical 8 GB RDIMMs in all memory channels per CPU (e.g., 6 or 8 modules for triple/quad-channel platforms). A baseline of 48–64 GB using six or eight modules comfortably supports moderate VM density, while scaling to 16 modules (128 GB) enables heavy consolidation without overcommitting resources.

In-Memory Database
Maximize capacity and ensure consistent latency by fully populating every DIMM slot with uniform 8 GB RDIMMs. On a dual-socket server featuring 12 or 16 slots per socket, a full complement provides 96–128 GB per CPU, letting large working sets reside entirely in DRAM and eliminating storage bottlenecks for real-time analytics.

High-Performance Computing (HPC)
For bandwidth-bound workloads, populate each memory channel with a single 8 GB RDIMM (e.g., four modules in a quad-channel system) to enable full channel interleaving. Because these are dual-rank x4 RDIMMs, limit installation to one DIMM per channel to sustain the full 1600 MT/s speed, delivering predictable low-latency performance under threaded, memory-intensive parallel tasks.

Verified Compatibility

Proven compatible with Dell PowerEdge R720/R820, HP DL380p Gen8, and Lenovo x3650 M4 after rigorous testing.

FAQ