General

Engineer's Note

This 96 GB DDR5-4800 registered ECC module (RDIMM) is engineered for next-generation server platforms handling virtualized environments, memory-resident databases, and large-scale data analytics. Its dual-rank x4 organization maximizes bank interleaving to deliver higher sustained bandwidth, while the integrated registered clock driver and full ECC protection ensure signal stability and end-to-end data integrity in densely populated multi-DIMM configurations at a low 1.1 V operating voltage.

Technical Specs & Insights

1. A 96 GB capacity per module dramatically increases memory density per server node, allowing virtualization-heavy environments to host significantly more VMs without hitting resource limits.
2. DDR5 technology doubles the burst length and improves bank groups, delivering the sustained bandwidth required by modern multi-core server CPUs to process large in-memory datasets without stalling.
3. Running at 4800 MHz, this memory provides high-speed data access that shortens latency-sensitive transactions in database and financial computing workloads.
4. ECC protection actively detects and corrects single-bit errors, preserving data integrity in mission-critical applications where silent data corruption is unacceptable.
5. The registered signal type buffers command and address signals, enabling the server to scale memory capacity across numerous DIMMs per channel while maintaining rock-solid electrical stability.

Why These Specs Matter

The MTC40F204WS1RC56BR is unmistakably a server-grade RDIMM, engineered for enterprise environments where every bit of data integrity and every watt of power matters. In a virtualized cluster hosting dozens of VMs, the 96 GB capacity on a single stick directly addresses the pain of limited DIMM slots. You can provision more virtual machines per host without sacrificing memory headroom, consolidating workloads and reducing licensing costs.

Meanwhile, ECC is non-negotiable. In a 24/7 in-memory database like SAP HANA or a Redis cluster, a single undetected bit flip can corrupt transactions or silently propagate errors into analytics. ECC corrects single-bit errors and detects multi-bit faults, safeguarding your data pipeline from silent corruption. The registered clock driver provides the signal buffering that makes it possible to populate all channels at high capacity without instability, eliminating the boot failures or intermittent crashes you fear when scaling to 2TB or beyond. Finally, the dual-rank x4 organization intelligently interleaves memory accesses, delivering higher sustained bandwidth under the heavy concurrency of database joins or real-time financial modeling. This isn’t just capacity—it’s resilience and throughput built for mission-critical loads where downtime has a dollar figure.

Endurance & Reliability

This is a high-density 96 GB DDR5-4800 Registered ECC RDIMM (Dual Rank x4, CL40). As server memory, capacity planning depends on workload:

General Virtualization
For VM-heavy deployments, prioritize capacity and balanced memory population. One DIMM per channel at DDR5-4800 ensures enough bandwidth and headroom. In a dual-socket, 8-channels-per-CPU host, 16×96 GB yields 1.5 TB; an 8-module setup offers 768 GB as a cost-effective starting point.

In-Memory Database
In-memory databases demand both capacity and latency. Adopt a one-DIMM-per-channel (1DPC) configuration to avoid speed downgrades. Equipping all 16 channels with 96 GB modules provides 1.5 TB for in-memory datasets and optimal interleaving.

High-Performance Computing (HPC)
HPC workloads need maximum bandwidth. Configure one DIMM per channel to sustain full DDR5-4800 speed; adding a second DIMM often lowers clock. Populating all 16 slots in a one-DIMM-per-channel configuration delivers 1.5 TB and peak throughput for large simulations.

Always populate with identical modules for reliable ECC and memory interleaving.

Verified Compatibility

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

FAQ