General

Engineer's Note

This Samsung M393B5170GB0-CK0 is a DDR3-1600 Registered ECC RDIMM, architected specifically for enterprise servers and memory-intensive workloads such as virtualization and in-memory databases. Its Dual Rank x4 organization with ECC ensures robust data integrity under heavy load, while the registered signal buffering enhances signal stability in high-density, multi-DIMM configurations.

Technical Specs & Insights

1. ECC protection actively corrects single-bit errors, safeguarding transactional databases and in-memory caches against silent data corruption in always-on server environments.
2. Registered architecture stabilizes command and address signals across multiple DIMMs, enabling dense memory configurations crucial for large-scale virtualization hosts.
3. Dual Rank x4 organization interleaves memory bank access, maximizing sustained bandwidth under heavy concurrent workloads like virtual desktop infrastructure.
4. 1600MHz transfer rate delivers sufficient throughput per channel, balancing performance and power for legacy enterprise applications running on DDR3 platforms.
5. 4 GB capacity per module provides a cost-optimized building block for light-duty microservices or dedicated network appliance servers.

Why These Specs Matter

As a server-class DDR3 Registered ECC memory module, the Samsung M393B5170GB0-CK0 is engineered specifically for mission-critical enterprise environments, where its four key characteristics directly translate into tangible operational resilience. In a dense virtualization cluster running dozens of VMs, the ECC feature silently corrects single-bit memory errors caused by background radiation, preventing silent data corruption that could otherwise cascade into hypervisor crashes and unplanned downtime. The registered signal type buffers the command and address lines, stabilizing the electrical load on the server’s memory controller; this lets you fully populate all 24 DIMM slots without sacrificing signal integrity, essential when scaling memory capacity for growing virtualized workloads. Its dual-rank x4 organization enables rank interleaving, allowing the memory controller to send read and write commands to one rank while another completes its cycle, which measurably boosts throughput in memory-intensive in-memory databases like Redis or SAP HANA by reducing data fetch latency. Combined with a 1600MHz clock speed, these attributes ensure that real-time analytics and transaction processing stay responsive, even under sustained load. For IT operators, it means predictable performance and hardware-level data integrity in always-on deployments where error correction and capacity scaling are non-negotiable.

Endurance & Reliability

General Virtualization
For a typical hypervisor hosting multiple VMs, populate a dual-socket platform with at least eight identical M393B5170GB0-CK0 modules (32 GB total) to leverage all memory channels. A balanced configuration of one 4 GB RDIMM per channel ensures stable registered ECC operation, and scaling to 64 GB by using 16 modules comfortably supports 20–30 lightweight guests.

In-Memory Database
In-memory workloads demand maximum capacity and the lowest latency, so install 16 of these 4 GB dual-rank RDIMMs for 64 GB of ECC‑protected storage. Fill every DIMM slot to sustain high throughput at CL11 and 1600 MT/s, keeping the entire dataset in RAM to avoid disk I/O bottlenecks.

High-Performance Computing
HPC clusters benefit from uniform memory configurations across nodes; deploy 8 × 4 GB (32 GB) per server using the registered ECC modules. Matching modules across channels preserves cache‑line interleaving and delivers predictable 1600 MHz bandwidth, essential for tightly‑coupled parallel applications.

Verified Compatibility

Validated for server compatibility: rigorously tested, compatible with Dell PowerEdge R710/R720, HP DL380 G8, IBM x3650 M4.

FAQ