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A-Tech

A-Tech 128GB DDR4 3200MHz ECC LRDIMM 288-Pin Server RAM

SKU CH-CM2Y-GQ682

A 128GB DDR4 3200MHz ECC LRDIMM module with CL22 latency and 1.2V operation for server memory upgrades

  • Total capacity128 GB
  • Rated speedDDR4 3200 (PC4 25600)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL22
  • Rated voltage1.2 V
  • Buffer typeLoad Reduced
  • Massive 128GB capacity handles heavy virtualization workloads
  • DDR4 3200MHz speed accelerates data-intensive server applications
  • ECC Load Reduced design maintains data integrity at scale
  • 2V operation reduces power draw in dense deployments
  • 288-pin LRDIMM form factor fits compatible server memory slots

128GB DDR4 3200MHz ECC LRDIMM Server Memory

This 128GB module targets server administrators who need high-density registered memory with error correction for virtualisation hosts or database nodes. The load-reduced design lowers electrical load on the memory bus, allowing large capacities per channel. It suits environments where data integrity and maximum module density are required. Builders needing non-ECC or standard UDIMM modules should look elsewhere.

288-Pin DDR4 LRDIMM Integration

The module plugs into a 288-pin DDR4 DIMM slot and operates at 1.20V standard voltage with CL22 latency. It requires a server platform that supports load-reduced ECC DIMMs and the PC4-25600 speed grade. The 4DRx4/4Rx4 rank organisation frees additional DIMM slots for further expansion compared to lower-density alternatives. Systems without LRDIMM qualification cannot use this memory.

Sustained Load Behaviour

Under continuous workloads the ECC circuitry detects and corrects single-bit errors without interrupting operation, preserving data accuracy during long compute runs. The load-reduced buffer maintains signal integrity across fully populated channels at 3200MHz, preventing timing degradation that can appear in extended sessions. Modules are tested to meet the listed specifications before shipment.

How it compares

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

Price $1,137.99
Pricier than about 81% of the 6,523 comparable items (median $188.99).
Total capacity 128 GB
Higher than about 90% of the 6,064 comparable items (median 32 GB).
Price per GB $8.89 per GB
Pricier than about 62% of the 6,064 comparable items (median $7.25 per GB).

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Specifications

Product
Brand nameA-Tech
Product lineMicron RAM Equivalent Replacement Memory
Model nameMTA72ASS16G72LZ-3G2, MTA72ASS16G72LZ-3G2B2, MTA72ASS16G72LZ-3G2B3
Part numberMTA72ASS16G72LZ-3G2, MTA72ASS16G72LZ-3G2B2, MTA72ASS16G72LZ-3G2B3
Total capacity128 GB
Product type288-Pin DDR4 SDRAM
Performance
Rated speedDDR4 3200 (PC4 25600)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL22
ECC supportYes
Buffer typeLoad Reduced
Memory rank4DRx4/4Rx4
Heat spreaderNo
Power
Rated voltage1.2 V

Questions about this item

What sustained-use limit appears first with this 128GB DDR4 3200MHz ECC LRDIMM?

The CAS latency of CL22 at 1.20V defines the timing boundary under continuous server workloads.

How much heat and power does this load-reduced module draw when running all day?

Operating at 1.2V standard DDR4 voltage with no heat spreader, it relies on server chassis airflow for thermal management.

What must the system already have for this 288-pin LRDIMM to function?

A server motherboard with DDR4 LRDIMM slots that supports 4DRx4/4Rx4 rank configuration and ECC memory.

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