General

Engineer's Note

This 16GB DDR3-1600 RDIMM leverages registered signal buffering and ECC to guarantee data integrity in demanding server environments such as virtualization and in-memory databases. Featuring a dual-rank x4 organization and 1.35V low-voltage operation, it optimizes memory bandwidth through rank interleaving while reducing power consumption for dense, multi-socket configurations.

Technical Specs & Insights

1. The 16 GB capacity per module allows dense memory configurations in virtualization hosts, so more VMs can run simultaneously without swapping to slower storage.
2. ECC protection corrects single-bit errors on the fly, preventing silent data corruption in financial databases and mission-critical workloads that demand absolute accuracy.
3. Registered signal buffering decouples the address bus from the DRAM chips, enabling stable multi-DIMM operation across all channels even when every slot is fully populated.
4. A 1600 MHz clock speed delivers 12.8 GB/s of peak bandwidth per module, accelerating in-memory analytics and large-page database lookups under heavy query loads.
5. Dual Rank x4 organization interleaves access across two internal ranks, keeping the memory pipeline consistently fed and reducing idle cycles during real-time transactional processing.

Why These Specs Matter

Based on the Registered DIMM form factor, ECC support, and 240-pin layout, the MT36KSF2G72PZ-1G6E2HF is unmistakably a server-class memory module built for mission-critical enterprise environments. Its four defining characteristics translate directly into real-world reliability and performance where downtime is not an option.

The ECC error correction actively detects and corrects single-bit memory errors caused by background radiation, preventing silent data corruption in transactional databases or financial processing. Paired with the registered buffer, which redrives address and command signals, this module enables densely populated servers to maintain signal integrity across 24 or more DIMM slots—essential for large-scale virtualization clusters where dozens of virtual machines must run stably on a single host. Meanwhile, the dual-rank x4 organization leverages rank interleaving to mask row-cycle latency and elevate bandwidth. In an in-memory database like Redis or SAP HANA, this means noticeably higher query throughput as the memory controller can alternate reads between ranks without stalling. Finally, the 1.35V operating voltage reduces thermal output and power consumption per DIMM by roughly 20% compared to standard 1.5V DDR3, a difference that compounds across a fully populated rack to slash cooling costs and improve overall energy efficiency in data centers.

Endurance & Reliability

General Virtualization
For consolidation of multiple virtual machines, install matched sets of these 16 GB DDR3L RDIMMs across all memory channels—typically six or eight modules in a dual‑socket server—to start with 96 GB or 128 GB of balanced, ECC‑protected capacity. This guarantees maximum memory bandwidth through interleaving and provides ample headroom for moderate VM densities without overcommitting host resources.

In‑Memory Database
In‑memory database engines like Redis or SAP HANA require the largest possible fault‑tolerant footprint. Populate every DIMM slot with identical 16 GB dual‑rank registered modules, targeting 384 GB or more in 24‑slot platforms so the entire dataset fits in RAM. The combination of ECC, registered buffering and 1.35 V low‑voltage operation ensures signal integrity and data protection under sustained, latency‑sensitive workloads.

High‑Performance Computing (HPC)
Balance bandwidth and capacity by installing one or two 16 GB RDIMMs per memory channel, with symmetric population across all channels for each CPU. A typical building block is 64 GB (4×16 GB) to 128 GB (8×16 GB) per node, letting dual‑rank modules deliver high throughput at 1600 MT/s. Keeping all sticks identical in speed, rank and CL11 timing maintains synchronous operation and avoids frequency down‑clocking in heavily loaded compute nodes.

Verified Compatibility

Rigorously tested server memory, compatible with Dell PowerEdge R720, HP DL380p Gen8, and IBM x3650 M4.

FAQ