General

Engineer's Note

This unbuffered DDR5 UDIMM with ECC is engineered for entry-level servers and professional workstations where data integrity is critical, offering a low CL4 latency and dual-rank x8 configuration that enhances memory bandwidth for workloads like virtualization and in-memory databases. With a 1.1V operating voltage and 4800MT/s speed, it delivers reliable power-efficient performance while ECC protection actively corrects single-bit errors to maintain system stability under continuous, mission-critical operation.

Technical Specs & Insights

1. 32GB capacity per module enables dense memory configurations in microservers, accommodating more concurrent tenants or containers without touching the limited DIMM slots.
2. DDR5 technology delivers higher bandwidth and improved power efficiency over previous generations, essential for data-intensive workloads in always-on server environments.
3. 4800MHz speed doubles the peak transfer rate, significantly reducing latency for in-memory databases and real-time analytics.
4. ECC error correction automatically detects and fixes single-bit memory errors, safeguarding long-running computational integrity and preventing silent data corruption in critical applications.
5. Dual Rank x8 organization maximizes interleaving efficiency, boosting sustained throughput under multi-threaded server workloads.

Why These Specs Matter

When you push your system through an 8‑hour 4K render or run a multi‑gigabyte financial simulation, memory errors aren’t a footnote—they’re a crash waiting to happen. The Micron MTC20C2085S1EC48BA1R is a 32 GB DDR5‑4800 UDIMM built precisely for those who can’t afford silent data corruption. Its on‑die ECC instantly corrects single‑bit flips, so a flipped cell during an overnight video export won’t leave you with a broken frame and wasted billable hours. Dual‑rank x8 organisation keeps the memory controller fed with concurrent data streams, which means your DAW project stays responsive even with hundreds of virtual instruments, and complex After Effects compositions scrub without micro‑stutter.

Because this is an unbuffered module, there is no added latency between the processor and DRAM, letting the CL40 timing and true 4800 MT/s transfer rate deliver the snappy, low‑lag feel that gaming and real‑time previews demand. Operating at just 1.1 V, it also reduces thermal load inside tightly packed workstation chassis—critical when your GPU and CPU already generate enough heat to throttle performance. Whether you are stress‑testing a prototype in ANSYS or streaming a competitive match, this module turns potential data integrity pitfalls and sluggish frame‑pacing into a non‑issue, so you stay focused on the work, not on the hardware.

Endurance & Reliability

General Virtualization
Begin with a pair of 32GB ECC UDIMMs (64GB total) to enable dual-channel operation and sufficient headroom for a moderate number of VMs. For larger consolidation, scale by adding identical modules in matched sets of two, populating all memory channels symmetrically to preserve balanced ECC and bandwidth. Always keep spare slots for future expansion without discarding existing DIMMs.

In-Memory Database
Maximize capacity by filling every available DIMM slot with these 32GB dual-rank modules, targeting 128GB (4 DIMMs) or 256GB (8 DIMMs) on single-socket platforms. Use identical part numbers across all channels to prevent latency imbalances and to maintain reliable error correction. Such dense, uniform populations let the entire dataset reside in RAM, drastically reducing storage I/O.

High-Performance Computing (HPC)
Populate one 32GB UDIMM per memory channel to exploit full channel width, e.g., eight modules for an 8-channel system delivering 256GB. Dual-rank x8 construction already provides strong bandwidth; keeping all DIMMs identical ensures stable peak throughput. ECC protection is critical for long-running simulations, where even a single bit-flip can invalidate results.

Verified Compatibility

Rigorously tested server memory, compatible with Dell PowerEdge R260, HPE ProLiant DL20 Gen11, Lenovo ThinkSystem ST250 V3.

FAQ