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Green circuit board with black memory chips and gold edge contacts

A-Tech

A-Tech 32GB DDR4 2933MHz ECC Registered RDIMM 2Rx4 Supermicro Certified

SKU CH-NHY6-6DNQW

A 32 GB DDR4 2933 MHz registered ECC RDIMM with dual-rank Micron chips, validated for Supermicro servers

  • Total capacity32 GB
  • Rated speedDDR4 2933 (PC4 23400)
  • ChipsetMicron Chipset
  • CAS latencyCL21
  • Rated voltage1.2 V
  • Buffer typeRegistered
  • 32 GB capacity handles heavy server workloads
  • DDR4 2933 MHz speed accelerates data throughput
  • ECC Registered design prevents data corruption
  • Supermicro certified for guaranteed compatibility
  • Micron chipset ensures reliable operation

Certified Server Memory

This 32GB DDR4 2933MHz ECC Registered RDIMM is built for Supermicro platforms that require registered memory with error correction. The module uses Micron chips in a 2Rx4 dual-rank layout and runs at the standard 1.20V DDR4 voltage. It suits administrators upgrading compatible Supermicro servers or workstations that specify PC4-23400 registered DIMMs.

Thermals and Power

Operating at 1.20V, the module draws the standard DDR4 voltage without elevated power demands. The registered buffer and ECC logic add minimal overhead, so thermals remain comparable to other registered DDR4 DIMMs under typical server workloads. No additional cooling beyond normal chassis airflow is required for this 288-pin RDIMM.

What the Certification Changes

Supermicro certification means the MEM-DR432L-CL02-ER29 part number has been validated for compatibility with qualified Supermicro systems, reducing the risk of POST failures or memory errors. The Micron MTA36ASF4G72PZ-2G9J3 base module undergoes A-Tech quality testing before shipment. Buyers who need unbuffered UDIMMs or non-ECC memory for consumer boards cannot use this registered ECC module.

How it compares

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

Price $200.99
Typical for this category: the median of 6,523 items is $188.99.
Total capacity 32 GB
Typical for this category: the median of 6,064 items is 32 GB.
Price per GB $6.28 per GB
Cheaper than about 61% of the 6,064 comparable items (median $7.25 per GB).

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Specifications

Product
Brand nameSuperMicro
Product lineSupermicro Certified
Model nameMEM-DR432L-CL02-ER29
Total capacity32 GB
Performance
Rated speedDDR4 2933 (PC4 23400)
Processor
ChipsetMicron Chipset
Memory
CAS latencyCL21
ECC supportYes
Buffer typeRegistered
Memory rank2Rx4
Power
Rated voltage1.2 V

Questions about this item

How do I install this 288-pin RDIMM in a Supermicro server and which step is often missed?

Align the notch on the 288-pin RDIMM with the slot key, press firmly until both side clips lock, then verify in BIOS that the 2Rx4 module registers at DDR4 2933 with ECC enabled — the step often missed is confirming the registered ECC mode in firmware.

What maintenance or replacement will this Micron-based 32GB DDR4 module need over its service life?

No scheduled maintenance is required; the module either passes POST or it does not, so replacement only occurs if memory errors appear or capacity must be increased beyond 32GB.

What limit appears first when this CL21 1.20V registered DIMM runs sustained workloads?

The JEDEC DDR4 2933 transfer rate and CL21 latency ceiling are reached before thermal or voltage limits, so throughput caps at the rated PC4-23400 bandwidth.

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