General

Engineer's Note

This 8GB DDR3-1600 RDIMM, featuring ECC and a registered signal architecture, is purpose-built for server platforms running virtualization or in-memory database workloads where absolute data integrity is critical. Its single-rank x4 configuration and low 1.35V operating voltage minimize electrical loading and power draw, directly enhancing memory channel stability and efficiency in dense rack deployments.

Technical Specs & Insights

1. ECC error correction safeguards transactional data integrity, preventing silent memory corruption that could crash critical enterprise workloads.
2. Registered signalling buffers the command and address lines, enabling the deployment of high-capacity memory populations without sacrificing signal stability in dense server racks.
3. An 8 GB module provides ample headroom for mid-scale virtualization hosts, allowing more simultaneous VMs per node without immediate DIMM slot exhaustion.
4. 1600 MHz speed delivers the necessary throughput to keep pace with multi-core server processors, reducing memory-side latency under concurrent database queries.
5. Low 1.35V operation trims power consumption across a fleet of servers, lowering both electricity costs and cooling demands in always-on data centers.

Why These Specs Matter

Designed as a DDR3L Registered ECC DIMM (MT18KSF1G72PZ-1G6E1), this 8 GB module directly tackles the critical pain points of server infrastructure through four essential characteristics. Error Correction Code (ECC) automatically detects and corrects single-bit memory errors, silently preventing data corruption that could crash a virtualized cluster or compromise a financial transaction database—delivering the integrity that always-on services demand. The registered buffer stabilizes command and address signals, allowing you to fully populate all memory channels across a virtualization host without signal degradation, so you can confidently run dozens of VMs with rock‑solid stability. Operating at just 1.35 V, the low‑voltage design dramatically lowers power consumption and cooling requirements inside dense data centers, directly reducing your total cost of ownership. Finally, its single‑rank x4 organization at 1600 MHz (PC3‑12800) provides consistent, low‑latency bandwidth perfectly suited for in‑memory databases like Redis or SAP HANA, where every nanosecond of access time directly affects query throughput. Together, these features give you uncompromised reliability, energy efficiency, and the predictable performance your mission‑critical workloads rely on.

Endurance & Reliability

General Virtualization
For a lightly consolidated environment, start with four 8 GB RDIMMs (32 GB total) per server to support 10–15 typical virtual machines. Scale to six or eight modules to reach 48–64 GB when hosting heavier workloads, always populating channels symmetrically for balanced memory bandwidth and reliable ECC coverage.

In-Memory Database
In-memory databases demand capacity and resilience. Populate at least six modules (48 GB) to keep an active dataset resident, and expand to twelve or more modules for larger instances. Using single-rank x4 RDIMMs at 1.35 V helps control power while registered ECC preserves data integrity under sustained load.

High-Performance Computing
HPC nodes require bandwidth before outright capacity. Install one DIMM per channel (typically six or eight modules for 48–64 GB) to maximize memory throughput on dual-socket platforms. Scale only when the working set exceeds node memory; prefer additional identical 8 GB RDIMMs to maintain uniform rank and timing, avoiding NUMA imbalance and latency penalties from mixed configurations.

Verified Compatibility

Rigorously tested RDIMM, compatible with Dell PowerEdge R720, R620, HP ProLiant DL360p Gen8, and more.

FAQ