General

Engineer's Note

This 48GB DDR5-6400 Registered ECC DIMM is optimally suited for server platforms handling memory-intensive virtualization, in-memory databases, and high-availability enterprise workloads that demand uncompromising data integrity. Its single-rank x4 configuration ensures superior signal integrity and lower bus loading on the memory controller, allowing stable 6400MT/s operation while the ECC and registered command/address signals provide robust error correction and system-level reliability.

Technical Specs & Insights

1. ECC memory corrects single-bit errors in real time, preserving data integrity for transactional databases and long-running virtualization workloads without downtime.
2. Registered DIMM buffering stabilizes command and address signals, essential for maintaining reliability in high-density, multi-socket server deployments.
3. A 48 GB per module density boosts memory headroom per channel, enabling higher virtual machine consolidation ratios in cloud and enterprise data centers.
4. DDR5-6400 speed translates to 51.2 GB/s of bandwidth per stick, accelerating in-memory analytics and real-time AI inference under heavy concurrent access.
5. Single Rank x4 configuration reduces bus loading to sustain peak frequencies while the x4 organization strengthens advanced ECC schemes like chipkill for superior data protection.

Why These Specs Matter

The MTC20F104XS1RC64B is a server-class DDR5 RDIMM built for demanding enterprise infrastructure, where ECC, Registered buffering, 48GB capacity, and 6400MT/s speed directly translate into operational resilience. In a virtualization cluster hosting hundreds of VMs, ECC silently corrects single-bit errors caused by cosmic rays or voltage noise, preventing silent data corruption that could crash a guest OS or corrupt a database transaction. The Registered clock driver guarantees rock-solid signal integrity when populating all 24 DIMM slots of a dual-socket server, enabling the massive memory footprint needed for dense VM consolidation without boot failures. The 48GB density hits a crucial sweet spot—you can configure 384GB with just eight modules, balancing cost and scalability for VDI or mixed workloads. For in-memory databases like SAP HANA or Redis, the 6400MT/s bandwidth feeds multi-core CPUs with low-latency data streams, accelerating real-time dashboards processing millions of records. That same ECC becomes a financial safeguard, ensuring a flipped bit never alters a transaction value. The single-rank x4 design allows that speed with lower power, improving thermal margin in 1U nodes. It delivers data trust, fearless scaling, and continuous uptime—direct business impact.

Endurance & Reliability

General Virtualization
A single 48 GB DDR5-6400 RDIMM provides ample headroom for dense VM consolidation. Populate identical modules across six or eight memory channels per CPU to preserve balanced interleaving and maximize hypervisor throughput. ECC and registered buffering guard against data corruption in multi-tenant environments.

In-Memory Database
For Redis, Memcached, or SAP HANA footprints, this module’s large native capacity and CL52 latency keep hot datasets resident in DRAM. Deploy at least four modules in a balanced configuration to sustain high read/write bandwidth while registered logic stabilizes signal integrity under continuous load.

High-Performance Computing
DDR5-6400 speed paired with single-rank x4 organization feeds bandwidth-hungry simulation and modeling codes. In a dual-socket node, install eight or sixteen identical 48 GB RDIMMs to offer 384‑768 GB per node, fully utilizing the memory controllers and minimizing remote NUMA access. The 1.1 V operating voltage helps constrain thermal overhead in dense clusters.

Verified Compatibility

Rigorously tested server RDIMM, compatible with Dell PowerEdge R760, HPE ProLiant DL380 Gen11, Lenovo ThinkSystem SR650 V3.

FAQ