General

Engineer's Note

This 64 GB DDR4-2933 registered RDIMM with ECC is a server-grade module optimized for virtualization clusters, in-memory databases, and enterprise workloads that demand uncompromising data integrity. Its registered signal architecture ensures stable operation in fully populated memory channels, while the quad-rank x4 organization and hardware error correction maximize capacity density and silent data corruption protection in mission-critical platforms.

Technical Specs & Insights

1. A 64 GB capacity per module maximizes memory density per server slot, allowing virtualization-heavy hosts to run more simultaneous virtual machines without physical hardware expansion.
2. ECC protection eliminates silent data corruption, safeguarding transactional databases and financial computations from costly single-bit errors.
3. Registered signal buffering stabilizes command and address lines under heavy load, preserving signal integrity in fully populated server boards with multiple DIMMs per channel.
4. Quad rank x4 organization delivers deep banks for extensive memory footprints, ideal for in-memory analytics and large-scale content delivery platforms that demand sustained throughput.
5. High DDR4 transfer speed boosts memory bandwidth for real-time data processing, shrinking latency in virtualized environments under parallel workload bursts.

Why These Specs Matter

Micron’s MTA36ASF8G72LZ-2G9 is a server-grade 64GB DDR4-2933 RDIMM built for environments where every bit matters. ECC detects and corrects single-bit errors caused by cosmic radiation or electrical noise, protecting hypervisor hosts and in-memory databases like SAP HANA from silent data corruption that leads to costly downtime. Registered buffering reduces electrical load on the memory controller, so you can populate all channels with high-density quad-rank modules without signal degradation—essential for virtualization clusters requiring 1.5TB or more of RAM. The quad rank x4 design uses rank interleaving to boost effective bandwidth, meaning your Redis or Memcached instances serve more requests per second under peak loads. Operating at a low 1.2V, it also minimizes power consumption and heat in dense rack deployments, sustaining thermal headroom across your fleet. For 24/7 operations, this module transforms raw capacity into continuous reliability, ensuring your critical workloads never compromise on data integrity or responsiveness.

Endurance & Reliability

General Virtualization
Deploy this 64 GB quad-rank RDIMM in a balanced 4- or 8-socket server for consolidation of moderate VM densities. Configure six or eight identical modules per host to reach 384–512 GB total capacity, populating all channels evenly for optimal memory interleaving and bandwidth. This approach comfortably supports over 50 typical VMs while leaving headroom for vMotion and failover without overcommitting RAM.

In-Memory Database
Maximise capacity per socket by installing 12 or 16 of these modules in a dual-socket server, yielding 768 GB to 1 TB of registered ECC memory. The low 1.2 V operation and 2933 MT/s speed ensure reduced power draw even under sustained high-throughput workloads. Ensure population rules respect quad-rank limitations and set command rate to 2T for stability when fully populating channels.

High-Performance Computing
Use six or eight modules per node in a 2:1:1 per-channel ratio to sustain 2933 MT/s without speed degradation. The quad-rank design doubles capacity per channel while ECC guards against silent data corruption during long compute runs. Balance memory across NUMA domains and pair with fast storage to keep data staging efficient for MPI-based or memory-bandwidth-bound workloads.

Verified Compatibility

Rigorously tested server memory: 64GB DDR4-2933 RDIMM, compatible with Dell PowerEdge R750, HPE ProLiant DL380 Gen10 Plus, Lenovo SR650 V2.

FAQ