General

Engineer's Note

This 64GB DDR4-2933 Registered ECC RDIMM, operating at 1.2V with quad-rank x4 organization, is purpose-built for enterprise servers and is ideal for memory-intensive workloads such as virtualization, in-memory databases, and mission-critical applications requiring uncompromising data integrity. The registered signal type and ECC provide enhanced system stability and single-bit error correction, while the quad-rank configuration maximizes capacity density per channel, albeit with a slightly relaxed CL21 latency that ensures reliable operation at scale.

Technical Specs & Insights

1. The module’s high-density capacity allows data centers to consolidate more virtual machines per physical host, reducing hardware sprawl while ensuring each guest retains ample memory headroom for peak loads.
2. ECC protection continuously corrects single-bit errors in real time, preserving data integrity for transactional databases and financial systems where even silent corruption is unacceptable.
3. Registered signal buffering stabilizes command and address lines under heavy DIMM population, enabling the large, fault-tolerant memory configurations that enterprise servers demand around the clock.
4. The Quad Rank x4 organization packs more ranks onto a single stick, boosting overall memory footprint without consuming additional slots and leaving room for future storage-class memory or expansion.
5. This speed grade supplies the sustained throughput needed to feed densely packed multi-core CPUs, cutting latency in in-memory analytics and high-frequency trading platforms.

Why These Specs Matter

This Micron DDR4-2933 RDIMM is engineered for server environments where downtime is not an option. Its ECC technology actively corrects single-bit memory errors, preventing silent data corruption that could destabilize virtualized clusters or corrupt in-memory databases like Redis and SAP HANA. For you, that means transaction integrity and unshakeable uptime. The registered buffer isolates the memory controller from electrical load, allowing a single server to support multiple quad-rank, 64GB DIMMs without signal degradation—a critical enabler for dense virtualization farms running dozens of VMs. With a quad-rank x4 organization, this module banks on parallel access patterns to deliver the sustained bandwidth that hypervisors and analytics engines demand when all cores are saturated. At 1.2V, it also reduces power draw per DIMM, lowering cooling costs in densely populated racks. Whether scaling a private cloud or powering a real-time trading engine, 2933MT/s directly sharpens query response and failover speed. This memory transforms capacity and reliability from specs on paper into a tangible competitive advantage.

Endurance & Reliability

General Virtualization
For dense VM consolidation, this 64GB Registered ECC DIMM is ideal. We recommend populating at least 8 modules (512GB total) on a dual-socket server to avoid NUMA penalties, using balanced channel interleaving. This provides ample headroom for overcommitting memory while maintaining data integrity under heavy multi-tenant workloads.

In-Memory Database
To hold large datasets entirely in RAM, deploy a full population across all memory channels—typically 12 or 16 of these 64GB RDIMMs per host, reaching 768GB–1TB capacity. The ECC and registered design ensure cache-line stability and minimal row-hammer risks during sustained, latency-sensitive OLTP operations.

High-Performance Computing
Per-node memory bandwidth is critical; install one DIMM per channel (e.g., 8 modules for a 512GB pool) to maximize throughput at 2933MT/s. Quad-rank x4 organization delivers high capacity-per-channel, but limit to one DIMM per channel to keep memory speed from downclocking, which is vital for tightly coupled MPI workloads.

Verified Compatibility

Rigorously tested server memory. Compatible with Dell PowerEdge R760, HPE ProLiant DL380 Gen10, Lenovo ThinkSystem SR650.

FAQ