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A-Tech 64GB DDR4 2133 ECC LRDIMM module green PCB gold contacts 288-pin

A-Tech

A-Tech 64GB DDR4 2133 ECC LRDIMM 4Rx4 CL15 1.2V Server Memory

SKU CH-CFTR-X9KRD

64 GB DDR4 2133 ECC load-reduced DIMM with CL15 latency and 1.2 V operation for server and workstation upgrades

  • Total capacity64 GB
  • Rated speedDDR4 2133 (PC4 17000)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL15
  • Rated voltage1.2 V
  • Buffer typeLoad Reduced
  • 64 GB capacity handles heavy server workloads
  • DDR4 2133 MHz speed delivers PC4-17000 bandwidth
  • ECC LRDIMM design corrects errors and reduces electrical load
  • CL15 latency at 1.20 V standard voltage
  • 288-pin DIMM form factor fits DDR4 server slots

Server Memory Upgrade

This 64GB DDR4 module delivers ECC load-reduced reliability for server and workstation platforms. It replaces the Hynix HMAA8GL7MMR4N-TF part number with a tested equivalent built from major-brand chips. The single DIMM adds substantial capacity for virtualisation, database or compute workloads. Compatibility should be verified against the system's qualified vendor list before installation.

Thermals and Power

Standard 1.2V DDR4 voltage keeps power draw within normal limits for registered server memory. Load-reduced buffering reduces electrical load on the memory controller, helping thermal headroom in densely populated slots. No active cooling is required beyond typical server airflow. The module operates at the rated 2133MHz speed without additional voltage.

Upgrade Considerations

This module upgrades systems currently limited by lower-capacity or non-ECC DIMMs that cannot meet data-integrity requirements. The jump is worthwhile when workloads exceed existing memory bandwidth or capacity, causing paging or instability. It is not suited for consumer desktop boards that lack ECC LRDIMM support or for configurations requiring unbuffered UDIMMs.

How it compares

Measured against everything we stock in ECC Server RAM, at today’s prices. Recalculated every night.

Price $165.99
Typical for this category: the median of 6,523 items is $188.99.
Total capacity 64 GB
Higher than about 70% of the 6,064 comparable items (median 32 GB).
Price per GB $2.59 per GB
Cheaper than about 91% of the 6,064 comparable items (median $7.25 per GB).

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Specifications

Product
Brand nameA-Tech
Total capacity64 GB
Performance
Rated speedDDR4 2133 (PC4 17000)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL15
ECC supportYes
Buffer typeLoad Reduced
Memory rank4Rx4
Power
Rated voltage1.2 V

Questions about this item

How do I install this 288-pin DDR4 LRDIMM and what step is commonly missed?

Align the notch on the module with the slot key, press firmly until both retention clips click, and ensure the motherboard BIOS is set to the correct 1.2V voltage for DDR4 LRDIMM operation.

What maintenance or replacement will this 64GB ECC LRDIMM need over its service life?

No scheduled maintenance is required; ECC error correction handles single-bit errors internally, and the module should only be replaced if the system reports uncorrectable memory errors or fails memory diagnostics.

What limit appears first when this CL15 2133MHz module runs sustained heavy workloads?

The CAS latency of CL15 at 2133MHz sets the baseline access delay; under sustained load the memory controller's bandwidth ceiling is reached before thermal throttling becomes a factor at the standard 1.2V operating voltage.

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