General

Engineer's Note

This 64GB DDR3-1600 Registered ECC CDIMM, configured as a quad-rank x4 module at 1.5V, is designed for legacy server platforms requiring high memory density and robust data integrity. It is ideally suited for memory-intensive enterprise workloads such as virtualization, in-memory databases, and mission-critical applications where its registered architecture and ECC engine provide superior signal stability and automatic single-bit error correction.

Technical Specs & Insights

1. A high-density memory capacity allows a single server node to host significantly more virtual machines, reducing hardware sprawl and improving total cost of ownership in large-scale data centers.
2. ECC protection automatically corrects single-bit memory errors in real time, preserving transaction integrity and preventing silent data corruption in mission-critical enterprise applications.
3. Registered signal buffering stabilizes the electrical load on the memory bus, enabling fully populated multi-DIMM configurations without sacrificing signal integrity under heavy sustained workloads.
4. Quad Rank x4 organization maximizes the memory footprint per channel while maintaining reliable data access, giving legacy DDR3 servers a vital capacity boost for in-memory databases and dense consolidation.
5. The balanced data rate translates to adequate sustained bandwidth per core, ensuring smooth parallelism in analytics and content-serving tasks without introducing excessive power draw into the server’s thermal envelope.

Why These Specs Matter

Designed specifically for enterprise server platforms, the M350B8G70DM0-YK0M0 is a 64GB DDR3-1600 registered ECC CDIMM that addresses the critical demands of data center environments. Its four defining characteristics directly translate into tangible operational resilience. The integrated ECC engine continuously detects and corrects single-bit memory errors, preventing silent data corruption that could crash virtual machines or compromise transactional records in an in-memory database like SAP HANA. Registered signal buffering works in concert with the quad-rank x4 organization to stabilize electrical loads when fully populating server banks, meaning you can confidently scale to hundreds of gigabytes of RAM across multiple DIMM slots without signal integrity issues. This becomes indispensable in dense virtualization clusters where dozens of VMs compete for resources, as a single uncorrected error or signal drop-out can trigger cascading failures. At 1600MHz with CL11 latency, the module delivers the consistent bandwidth needed for real-time analytics and large Redis datasets, while the standard 1.5V operation keeps thermal profiles predictable inside constrained server chassis. For IT architects, this translates into larger, more reliable memory pools that sustain mission-critical workloads around the clock.

Endurance & Reliability

Server Memory Capacity Planning with 64GB DDR3-1600 Registered ECC DIMMs

This module is a 64GB DDR3-1600 Registered ECC DIMM (Quad Rank x4, 1.5V, CL11). It is designed exclusively for server platforms that require large memory footprints, data integrity, and 24/7 reliability.

General Virtualization
Deploy these high-density RDIMMs to consolidate numerous VMs on a single host. A typical dual-socket server populated with eight modules (512GB total) comfortably supports dozens of moderate workloads. To preserve memory bandwidth under heavy consolidation, install at least one DIMM per memory channel and balance across both sockets.

In-Memory Database
Latency-sensitive databases like Redis or SAP HANA benefit from massive, protected capacity. Equip each server with 16 of these 64GB modules (1TB) to keep entire datasets in RAM. The quad-rank design may force a slight speed reduction to 1333MT/s when fully populated—consult your server’s memory population guidelines and prioritize capacity over marginal frequency loss.

High-Performance Computing
For memory-bandwidth-bound simulations, fill every memory channel symmetrically (e.g., one DIMM per channel) to exploit maximum interleaving. With 64GB per stick, even a modest eight-module build delivers 512GB for large-scale modeling. Avoid mixing dissimilar ranks on the same channel, and tune NUMA settings to ensure local memory access for each CPU core.

Verified Compatibility

Rigorously tested, compatible with IBM System x3650 M4, x3550 M4, x3690 X5, and Lenovo servers.

FAQ