General

Engineer's Note

This 16GB DDR3-1600 registered ECC RDIMM, with its dual-rank x4 organization and low 1.35V operating voltage, is engineered for server platforms running memory-intensive virtualized environments and in-memory databases where data integrity is critical. The registered signal type stabilizes high-density memory configurations, while ECC and a CAS latency of 11 deliver robust error correction and efficient access for enterprise workloads.

Technical Specs & Insights

1. ECC memory detects and corrects single-bit errors, preventing silent data corruption in mission-critical database and financial transaction servers.
2. Registered signal buffering stabilizes high-capacity memory configurations, essential for maintaining uptime in large-scale virtualization hosts.
3. 16GB capacity per module increases memory density per server, allowing more virtual machines to run simultaneously without swapping to disk.
4. 1600MT/s speed delivers consistent memory bandwidth for in-memory analytics and high-concurrency web applications under heavy load.
5. Dual Rank x4 organization interleaves accesses across internal banks, boosting throughput and reducing latency spikes during peak VM consolidation.

Why These Specs Matter

Designed specifically for enterprise-class servers, the Samsung M393B2G70BH0-YK0 is a 16GB DDR3 RDIMM engineered to eliminate the risks that keep IT managers awake at night. Its registered architecture with integrated signal buffers directly addresses the instability that plagues high-density server configurations, allowing you to populate all memory channels without compromising signal integrity—a non-negotiable requirement when scaling a VMware vSphere cluster where dozens of virtual machines demand simultaneous access to shared resources. The onboard ECC relentlessly corrects single-bit errors, effectively preventing silent data corruption that could cascade through an in-memory database like SAP HANA and distort real-time financial calculations. Coupled with dual-rank x4 organization and 1600MHz speed at just 1.35V, this module maximizes bandwidth while significantly reducing power consumption and thermal load across dense rack deployments. For the database administrator running transactional workloads or the infrastructure lead consolidating virtualization hosts, this memory means zero downtime from parity errors and optimal performance per watt, transforming a simple specification sheet into a concrete business continuity advantage.

Endurance & Reliability

General Virtualization
To support dense virtual machine consolidation, deploy these 16GB DDR3L Registered ECC DIMMs across all memory channels. For a typical dual-socket server with three channels per CPU, install one DIMM per channel (six per processor) to deliver 96GB per socket, or balance two identical dual-rank modules per channel for a total of 192 GB while preserving 1600 MT/s. The low 1.35 V voltage helps reduce overall power draw in always-on virtualization hosts, and ECC guarantees data integrity for large VM fleets.

In-Memory Database
In-memory databases like SAP HANA or Redis demand maximum capacity, low latency, and uncompromising reliability. Populate all memory channels with these dual-rank x4 RDIMMs to enable effective rank interleaving and significantly boost throughput under heavy query loads. For a quad-channel server, fully populating with 16 GB DIMMs—often 24 modules across two sockets for 384 GB—creates the expansive memory footprint needed for real-time analytics while the 1.35 V operation limits thermal stress in sustained high-utilization environments.

High-Performance Computing (HPC)
In HPC clusters, balancing bandwidth and capacity is critical for scientific simulations and parallel workloads. Install these 16 GB RDIMMs identically across channels, preferably one DIMM per channel to sustain the full 1600 MHz frequency without throttling. A dual-socket, quad-channel node with eight modules (128 GB total) offers ample per-core memory and consistent low latency. The Registered, error-correcting design ensures calculation accuracy, and the efficient 1.35 V specification contributes to lower energy consumption across large-scale compute grids.

Verified Compatibility

Rigorously tested server memory, compatible with Dell PowerEdge R720/R620, HP DL380p Gen8, Lenovo RD630.

FAQ