General

Engineer's Note

This 8GB DDR3-1333 registered ECC RDIMM is targeted at servers and workstations running virtualization, memory-intensive databases, and mission-critical workloads that demand data integrity. Its dual-rank x4 organization maximizes interleaving efficiency for higher sustained throughput, while the 1.35V low-power operation enhances energy efficiency in dense deployments without sacrificing the CL9 response performance.

Technical Specs & Insights

1. Registered signal type buffers the command and address lines per cycle, preserving signal integrity across fully loaded memory channels and enabling maximum DIMM population in large-scale server nodes.
2. ECC error correction continuously detects and corrects single-bit memory faults, preventing silent data corruption in always-on databases and transactional workloads.
3. Eight gigabyte capacity per stick supplies ample headroom for consolidating multiple virtual machines, keeping guest operating systems responsive without triggering hypervisor swapping.
4. Dual Rank x4 architecture interleaves accesses across two internal ranks, amplifying effective bandwidth and sustaining throughput during parallel multi-threaded processing.
5. 1333 MHz clock speed sustains a steady data pipeline for content delivery and caching servers, reducing transaction tail latency under concurrent user requests.

Why These Specs Matter

Engineered for mission-critical servers, the Micron MT36KSF1G72PZ-1G4M1H is an 8GB DDR3-1333 RDIMM that transforms reliability from a specification into a business advantage. Its ECC technology continuously detects and corrects single-bit memory errors that can silently corrupt data in virtualized environments. For your VMware or Hyper-V cluster, this means financial transactions remain exact, and database queries return consistent results instead of introducing subtle, catastrophic inaccuracies. The registered signal buffer stabilizes the command and address buses when populating all DIMM slots, so you can confidently scale to hundreds of virtual machines without signal degradation or unexpected crashes during peak loads. The dual-rank x4 organization interleaves memory banks, dramatically increasing effective bandwidth for concurrent workloads—an in-memory database like Redis or SAP HANA experiences faster throughput as parallel read/write streams are intelligently distributed. Additionally, the 1.35V low-voltage operation cuts power consumption and thermal stress in dense rack deployments, directly reducing your energy costs and cooling overhead in a 24/7 datacenter. This RDIMM ensures your critical services remain responsive, consistent, and cost-effective under the heaviest enterprise demands.

Endurance & Reliability

General Virtualization
For a modest virtualization host running 3–5 light VMs, populate at least four of these 8 GB RDIMMs (32 GB total) across dual channels to keep memory bandwidth balanced. Scale to six or eight modules (48–64 GB) when hosting additional domain controllers, web servers, or dev/test environments, ensuring spare capacity for live migration and failover. Stick with identical 1.35 V registered DIMMs to maintain stable timing and power efficiency under continuous load.

In-Memory Database
In-memory engines such as Redis or Memcached demand both capacity and low latency, so deploy a minimum of 64 GB using eight modules in a 1‑DIMM‑per‑channel (1DPC) configuration for best signal integrity at 1333 MHz. For larger datasets, populate all memory channels with these 8 GB dual-rank RDIMMs up to the platform limit (often 128–384 GB), prioritizing population rules over raw speed to avoid dropping to a lower rank or speed grade. The low 1.35 V operation also helps curb power draw in dense 24x7 database nodes.

High-Performance Computing (HPC)
HPC clusters running memory-bandwidth-bound workloads benefit from fully populating every memory channel, so install six or eight of these CL9 RDIMMs per node to achieve 48–64 GB while maximizing parallel access. Choose the 1.35 V variant to reduce thermal load in fan‑cooled 1U/2U enclosures, which is critical when hundreds of nodes run concurrently. For capacity‑driven HPC (e.g., weather simulation pre‑processing), scale to 128 GB with sixteen modules, always keeping channels balanced and observing the motherboard’s recommended DIMM population order.

Verified Compatibility

Server memory, rigorously tested. Compatible with Dell PowerEdge R720/R620, HP ProLiant DL380p Gen8, Lenovo x3650 M4, and Supermicro X9 systems.

FAQ