General

Engineer's Note

This 32GB DDR4-3200 Registered ECC DIMM (1.2V, CL22) is engineered for enterprise server platforms, where its dual-rank x4 configuration enhances memory bandwidth and the Registered signal type ensures stable operation under heavy population. It is ideally suited for virtualization clusters and in-memory databases, as the integrated ECC delivers robust data integrity and the 3200 MT/s transfer rate accelerates transaction processing with minimal latency overhead.

Technical Specs & Insights

1. ECC protection silently corrects single-bit memory errors, preventing data corruption in mission-critical databases and financial transaction systems.
2. Registered signal buffering stabilizes command and address lines, allowing server boards to support much higher memory capacities without signal degradation in large-scale virtualization clusters.
3. Dual Rank x4 organization interleaves data across internal bank groups, keeping memory channels fully saturated for consistent throughput under heavy parallel workloads like big-data analytics.
4. 32 GB module capacity maximizes memory density per DIMM slot, enabling higher virtual machine consolidation ratios on a single rack without sacrificing performance.
5. 3200 MHz transfer speed raises peak bandwidth, cutting response latency for memory-intensive cloud services and real-time containerized applications.

Why These Specs Matter

The Hynix HMA84GR7DJR4N-XNT8 is a 32GB DDR4-3200 RDIMM purpose-built for mission-critical servers, and its four defining characteristics directly resolve the toughest data center pain points. When you run a dense VMware or KVM virtualization cluster, the ECC engine is your first line of defense, silently correcting single-bit upsets before they corrupt guest VMs and trigger cascading crashes that threaten SLA uptime. Meanwhile, the Registered buffer stabilizes command and address signals across fully populated memory channels, allowing you to scale a single node to multi-terabyte capacity without the training failures or intermittent boot issues that plague unbuffered designs. For in-memory databases like Redis or SAP HANA, the dual-rank x4 organization becomes a performance lever; it enables rank interleaving that saturates memory bandwidth, so thousands of concurrent queries are served with consistently low latency instead of stalling during peak loads. All of this happens at a cool, efficient 1.2V and an effective 3200MT/s speed, lowering power bills and thermal stress in dense racks. This module translates engineering fundamentals into uncompromising reliability for your virtualized estates and real-time analytics.

Endurance & Reliability

General Virtualization
In virtualized environments, balance capacity and cost by installing at least eight identical 32 GB RDIMMs per server, populating one DIMM per channel on dual-socket platforms for optimal 256 GB total. This configuration supports dozens of VMs without overcommitment, with ECC ensuring data integrity.

In-Memory Database
For memory-centric databases like Redis or SAP HANA, maximize capacity by fully populating all memory channels while accepting possible speed degradation to DDR4-2933 with dual-rank modules. Deploying twelve or more 32 GB RDIMMs per CPU (384 GB+) provides the large footprint for keeping datasets entirely in RAM, minimizing latency, and maintaining high throughput with ECC reliability.

High-Performance Computing (HPC)
HPC applications demand maximum bandwidth; install exactly one 32 GB RDIMM per channel to sustain full 3200 MT/s speed. A typical dual-socket node with eight channels per CPU uses sixteen modules for 512 GB, balancing per-core memory allocation. Paired with CL22 and dual-rank design, this configuration delivers consistent low-latency access for parallel simulations and data analysis.

Verified Compatibility

Rigorously tested server memory, compatible with Dell PowerEdge R760, HPE ProLiant DL380 Gen11, Lenovo ThinkSystem SR650 and more.

FAQ