General

Engineer's Note

Designed for server environments, this Samsung 32GB DDR3-1333 RDIMM with ECC ensures data integrity in virtualized clusters and memory-intensive database servers. Its quad-rank x4 configuration and registered signaling maximize capacity and stability per channel, while running at a low 1.35V to reduce thermal load in dense rack deployments.

Technical Specs & Insights

1. 32GB capacity per module enables dense memory configurations in rack servers, supporting more virtual machines and large in-memory databases without expanding hardware footprint.
2. Quad Rank x4 organization maximizes bank interleaving depth, keeping server memory channels highly parallel during heavy multi-tenant workloads and reducing transaction latency.
3. Registered signal buffering lowers electrical loading on the memory controller, ensuring stable operation when all DIMM slots are populated in enterprise-class server boards.
4. ECC protection actively corrects single-bit errors, delivering the data integrity required for financial trading platforms, medical records, and long-running scientific simulations.
5. 1.35V low-voltage operation reduces overall thermal and power draw in data center environments, improving energy efficiency per node while maintaining reliable 1333MHz throughput.

Why These Specs Matter

The Samsung M393B4G70DM0-YH902 is a server-grade DDR3 RDIMM engineered to eliminate the most persistent risks in enterprise data centers. Its four defining characteristics—ECC error correction, Registered signal buffering, a dense 32 GB Quad Rank layout, and 1.35 V low-voltage operation—directly address the realities of virtualization clusters and in-memory databases. Inside a VMware farm running hundreds of virtual machines, a single cosmic-ray-induced bit flip can corrupt financial records or crash a critical guest. The integrated ECC unconditionally detects and corrects such errors in real time, preserving transactional integrity and sparing you from unplanned downtime that can cost thousands per minute. Meanwhile, the Registered buffer cleans and re-drives command signals so you can fully populate all 24 memory slots without electrical loading, a necessity when an in-memory analytics platform like SAP HANA demands a multi-terabyte stable footprint. The Quad Rank x4 organization pushes each stick to 32 GB, maximizing density, while the 1.35 V supply trims energy and cooling overhead by roughly 15 percent versus standard 1.5 V DDR3. This translates directly into reduced operating expenditure, cooler rack thermals, and ironclad reliability for your mission-critical workloads around the clock.

Endurance & Reliability

General Virtualization
For a typical virtualization host running multiple VMs, memory capacity and reliability are critical. Deploy six or twelve of these 32GB RDIMMs in a dual-socket server to achieve 192GB or 384GB total, leveraging all memory channels for balanced performance. The ECC and registered design ensure data integrity under sustained mixed-workload pressure.

In-Memory Database
In-memory databases like Redis or SAP HANA demand maximum capacity and fault tolerance. Populate all DIMM slots with these quad-rank 32GB modules—for example, 24 modules across a 2-socket system for 768GB—to hold large datasets entirely in RAM. The 1.35V low-power operation helps control thermal output in densely packed servers running 24/7.

High-Performance Computing
HPC clusters benefit from both node-level capacity and memory bandwidth. Install one module per channel (e.g., 6 or 8 modules per node) to populate all memory channels without exceeding the platform's rank limits, as quad-rank DIMMs can reduce achievable speed. The registered ECC feature supports stable, error-free execution over long-running parallel simulations.

Verified Compatibility

Rigorously tested, validated for Dell PowerEdge R720, HP ProLiant DL380p Gen8, and compatible servers.

FAQ