General

Engineer's Note

Optimized for demanding server environments such as virtualization hosts and in-memory databases, this 32 GB DDR5-5600 RDIMM delivers robust data integrity through integrated ECC and Registered signal buffering. Its dual-rank organization enables rank interleaving to boost effective memory bandwidth, while the low 1.1 V operating voltage enhances energy efficiency under sustained heavy workloads.

Technical Specs & Insights

1. ECC protection silently corrects single-bit errors in real time, preserving data integrity for transactional databases and financial services that cannot tolerate silent corruption.
2. Registered signaling buffers address and command lines, allowing servers to populate all memory channels with high-density modules while maintaining clean signal integrity under full load.
3. 32 GB capacity per stick raises the memory ceiling in 1U and 2U enclosures, enabling significantly more virtual machines and containers per node without sacrificing headroom.
4. 5600 MT/s DDR5 throughput shrinks the gap between storage and compute, accelerating in-memory analytics, AI inference batches, and high-frequency caching tiers.
5. Dual-rank organization interleaves accesses across internal banks, sustaining peak bandwidth saturation and keeping latency predictable when countless concurrent connections hammer the server.

Why These Specs Matter

The MTC20F2085S1RC56BD2, a 32GB DDR5 RDIMM, addresses the most critical pain points of modern data centers through four defining attributes. First, its ECC circuitry continuously corrects single-bit memory errors, preventing silent data corruption in virtualized environments where a flipped bit in a hypervisor table can bring down dozens of tenant VMs. Second, the registered buffer decouples the memory bus from the DRAM chips, allowing you to populate all 16 DIMM slots of a dual-socket platform with confidence; no more compromise between capacity and signal integrity—essential for terabyte-scale in-memory databases like SAP HANA. Third, the dual-rank design interleaves accesses across two independent rank structures, effectively doubling the command rate and delivering higher sustained bandwidth that accelerates parallel query execution and transactional workloads. Finally, the native 5600 MT/s speed at just 1.1V drives this performance envelope while lowering power draw per gigabyte, directly reducing cooling costs in dense server farms.

Endurance & Reliability

General Virtualization
For a general virtualization host, deploy at least eight of these 32 GB RDIMMs across the server’s memory channels to reach 256 GB total capacity. A balanced population (one DIMM per channel) maximizes bandwidth while leaving room for future expansion, which is critical when hosting dozens of lightweight VMs.

In-Memory Database
In-memory databases like Redis or SAP HANA demand both capacity and data integrity—populate all available channels with these ECC Registered DIMMs to achieve 512 GB or more. The dual-rank design boosts interleaving and throughput, while ECC corrects single-bit errors, safeguarding transactional data in real time.

High-Performance Computing
For HPC workloads, install one DIMM per channel across all eight or twelve memory channels (256–384 GB per node) to fully saturate DDR5-5600 bandwidth. The registered, dual-rank configuration reduces load on the memory controller and sustains high frequency, which is essential for tightly coupled parallel simulations and large-scale fluid dynamics runs.

Verified Compatibility

Rigorously tested for Dell PowerEdge R760, HPE ProLiant DL380 Gen11, Lenovo ThinkSystem SR650 V3, and other DDR5 RDIMM servers.

FAQ