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Green rectangular DDR4 RDIMM module, 288 gold pins, black chips, no heat spreader

NEMIX RAM

NEMIX RAM 32GB DDR4 2666 ECC RDIMM 2Rx4 CL19 1.2V 288-Pin memory upgrade

SKU CH-14QK-G1W0J

32 GB DDR4 2666 ECC registered RDIMM with CL19 latency at 1.2 V for compatible ASRock EPYC server boards

  • Total capacity32 GB
  • Rated speedDDR4 2666 (PC4 21300)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL19
  • Buffer typeRegistered
  • Rated voltage1.2 V

Capacity 32GB

  • 32 GB capacity handles heavy server workloads
  • ECC registered design protects data integrity under load
  • DDR4 2666 speed matches EPYC platform specs
  • 2 V operation reduces power draw per module
  • 288-pin RDIMM form factor fits compatible ASRock boards

32 GB DDR4 ECC RDIMM for ASRock EPYC servers

This single 32 GB registered DIMM delivers DDR4 2666 speed with ECC protection for ASRock Rack ROMED8-2T motherboards running AMD EPYC processors. It targets administrators who need to expand memory capacity in compatible server platforms. The module operates at 1.2 V with CL19 latency.

Upgrade from smaller or non-ECC DIMMs

Replacing lower-capacity unbuffered or non-ECC modules with this registered ECC RDIMM adds error correction and higher density per slot. The jump is worth it when the motherboard requires registered memory and the workload demands data integrity at scale.

Handles 32 GB per slot in 2Rx4 organisation

The 2Rx4 rank structure fits the board's memory topology and supports typical virtualisation and database workloads. Capacity runs out when the application working set exceeds the total installed memory across all populated slots.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $177.99
Cheaper than about 59% of the 21,161 comparable items (median $397.99).
Total capacity 32 GB
Typical for this category: the median of 20,941 items is 32 GB.
Price per GB $5.56 per GB
Cheaper than about 69% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineASRock Server Motherboard Compatible Series Memory
Model nameASRock DDR4 2666 MHz ECC RDIMM Registered Server Memory
Part numberMR21300-324K1
Total capacity32 GB
Product type288-Pin DDR4 RDIMM
Performance
Rated speedDDR4 2666 (PC4 21300)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL19
ECC supportYes
Buffer typeRegistered
Heat spreaderNo
Memory rank2Rx4
Power
Rated voltage1.2 V
Compatibility
Compatible systemsASRock
In the box
Included items32 GB (1 × 32 GB) DDR4 2666 MHz PC4-21300 2Rx4 1.2 V CL19 288-PIN ECC RDIMM Registered Server Memory

Other versions of this model

5 more in the same range

Questions about this item

Will the 288-pin DDR4 RDIMM fit the DIMM slots on my ASRock Rack ROMED8-2T motherboard?

Yes, the module is a 288-pin DDR4 RDIMM built to the standard server form factor used by the ROMED8-2T, so it seats directly into the board's registered DIMM slots.

What is the correct way to seat this 2Rx4 registered module, and what step do installers often miss?

Power down, open the slot ejectors, align the module's off-centre notch with the slot key, press firmly until both ejectors click shut, then verify in BIOS that the full 32 GB appears at 2666 MT/s with ECC active.

How can I tell when this ECC RDIMM should be replaced?

Monitor the system logs for rising correctable-error counts or repeated uncorrectable errors; a sustained increase signals the module should be swapped out.

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