General

Engineer's Note

Designed for server and workstation platforms, this 8 GB DDR3-1333 RDIMM with ECC and registered signal technology ensures end-to-end data integrity, making it a reliable choice for virtualization clusters, memory-resident databases, and other mission-critical enterprise workloads. The module’s dual-rank x4 configuration improves interleaving efficiency and maximum capacity scaling, while its CL9 CAS latency and 240-pin interface deliver stable, low-overhead performance in multi-DIMM configurations.

Technical Specs & Insights

1. ECC protection continuously detects and corrects single-bit memory errors, preserving data integrity for mission-critical enterprise workloads where even silent corruption is unacceptable.
2. Registered signal buffering stabilizes high-capacity memory configurations, enabling densely populated server boards to operate reliably under sustained full-load conditions.
3. 8 GB capacity per module supplies ample headroom for moderate virtualization hosts, allowing more concurrent VMs without immediately resorting to costly additional DIMMs.
4. 1333 MHz speed delivers balanced bandwidth suited to mainstream database and web serving, keeping request queues short while maintaining thermal compliance in rack-dense environments.
5. Dual Rank x4 organization interleaves memory banks to maximize channel utilization, helping sustain predictable throughput during heavy database query concurrency.

Why These Specs Matter

When you are running a virtualized cluster or an in-memory database, memory errors and downtime translate directly into revenue loss. The Micron MT36JSF1G72PZ-1G4K1HE, an 8GB DDR3-1333 registered DIMM, is engineered specifically for these mission-critical server environments. Its ECC technology actively detects and corrects single-bit errors caused by background radiation, preventing silent data corruption that could crash a hypervisor hosting dozens of virtual machines. The registered signal buffer stabilizes the electrical load on the memory bus, allowing you to populate all channels with multiple modules without sacrificing signal integrity—essential when scaling an in-memory database like Redis or Memcached that demands every gigabyte be tightly synchronized. Configured as dual-rank x4, this module interleaves access across internal banks, delivering higher sustained bandwidth for transactional workloads where latency spikes degrade query performance. That means your virtual machines stay live, your cached datasets remain accurate, and your database queries complete consistently under heavy load, not just during benchmarks.

Endurance & Reliability

General Virtualization
For moderate consolidation of 10-15 light to medium VMs, populate the server with six of these 8 GB RDIMMs (48 GB total) across three channels per CPU to maintain balanced memory bandwidth. Avoid single-channel configurations, as the resulting bottleneck will degrade VM responsiveness under concurrent I/O loads.

In-Memory Database
An in-memory database demands large capacity and low latency; deploy at least twelve modules (96 GB) in a fully populated dual-socket server, keeping all channels identically filled. Because these are dual-rank x4 RDIMMs, observe platform-specific rank limits—typically two RDIMMs per channel at 1333 MHz—to prevent the memory controller from downclocking.

High-Performance Computing
HPC workloads favor bandwidth over raw capacity, so install one RDIMM per channel (e.g., six modules for 48 GB) and rely on the Registered ECC signaling to sustain signal integrity across many DIMM slots. Scale identical node configurations horizontally rather than overloading a single server with mismatched DIMMs, which would introduce NUMA penalties and uneven thermal profiles.

Verified Compatibility

Proven reliable, this server RDIMM is validated for Dell R710/R720, HP DL380 G7/G8, Lenovo x3650 M3/M4 after strict testing.

FAQ