General

Engineer's Note

This 8GB DDR4-2400 UDIMM with ECC and unbuffered signal type is purpose-built for entry-level servers and professional workstations where data integrity is critical for applications like file storage and light virtualization. Its single-rank x8 organization combined with ECC error correction reduces memory controller load while ensuring reliable operation at a low CAS latency of CL17 and standard 1.2V efficiency.

Technical Specs & Insights

1. End-to-end ECC protection guards against silent data corruption in active directory, file serving, and light database roles, keeping small business servers trustworthy around the clock.
2. Unbuffered UDIMM design eliminates the register overhead, delivering an economical path to memory reliability for entry-level tower and edge server deployments.
3. DDR4 technology increases bank groups for better command parallelism, allowing the module to sustain more simultaneous requests under lightweight virtualization and container hosting.
4. The PC4-19200 throughput ceiling translates to a reliable 19.2 GB/s stream, comfortably supporting concurrent backup jobs and multi-user collaboration applications without a bandwidth bottleneck.
5. Running at a 1.2-volt baseline significantly shrinks both power consumption and waste heat, which extends hardware lifespan and reduces cooling costs in always-on micro-data-center closets.

Why These Specs Matter

Meet the Micron MTA9ASF1G72AZ-2G3NPM, an 8GB DDR4-2400 ECC Unbuffered DIMM. For an IT administrator running a virtualized cluster, the ECC on this module isn't a checkbox—it's insurance. In a multi-VM environment, a single uncorrected bit flip can silently corrupt hypervisor state or guest file systems, leading to unexplained crashes. ECC detects and fixes these errors on the fly, preserving application uptime and data fidelity. Meanwhile, in-memory database workloads like Redis demand both accuracy and speed. The Unbuffered design eliminates buffer latency, giving you lower access times compared to registered DIMMs, which translates to faster cache queries at 2400MT/s. Operating at an energy-efficient 1.2V, it reduces power bills and cooling strain in dense 1U deployments. Its single-rank x8 architecture guarantees stable signal integrity on mainstream platforms with four DIMM slots, simplifying upgrades. This memory means your database transactions remain reliable, your VMs stay healthy, and your TCO stays low.

Endurance & Reliability

This is a server-class 8GB DDR4-2400 ECC Unbuffered DIMM (288-pin UDIMM). For all workloads, populate identical modules symmetrically across memory channels to maintain ECC protection and peak throughput.

General Virtualization
Hypervisor hosts need both capacity and data integrity. Install matched sets of at least four modules to activate all memory channels and reach 32–64 GB for moderate VM density. ECC corrects single-bit errors silently, preserving multi-tenant stability and uptime.

In-Memory Database
Real-time databases like Redis or SAP HANA demand low latency and maximum capacity. Fill every DIMM slot with identical 8 GB modules to enable rank interleaving and eliminate bottlenecks. Validate that the CPU and motherboard fully support the total ECC UDIMM capacity for transactional consistency.

High-Performance Computing
HPC clusters rely on balanced bandwidth. Deploy symmetric groups (e.g., six or eight matched modules) to sustain uniform throughput during tightly coupled simulations. ECC protection prevents silent data corruption across long-running parallel jobs, safeguarding result accuracy.

Verified Compatibility

Rigorously tested and validated for servers: Dell PowerEdge T140, HPE ProLiant DL20 Gen10, Lenovo ThinkSystem ST250.

FAQ