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Two green DDR4 RDIMM modules, bare circuit boards, no heat spreader

NEMIX RAM

NEMIX RAM 64GB (2x32GB) DDR4 2400 CL17 ECC RDIMM memory upgrade

SKU CH-97TZ-M0GE1

64 GB DDR4 ECC RDIMM kit, two 32 GB modules at 2400 MHz CL17, 1.2 V, 288-pin registered for ASRock EPYCD8-2T servers

  • Total capacity64 GB (2 × 32 GB)
  • Rated speedDDR4 2400 (PC4 19200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL17
  • Buffer typeRegistered
  • Rated voltage1.2 V

Capacity 64GB 2X32GB

  • 64 GB ECC RDIMM kit protects data integrity in server workloads
  • Registered DDR4 2400 CL17 modules deliver stable throughput for ASRock EPYCD8-2T
  • 20 V operation reduces power draw across dual 32 GB sticks
  • 2Rx4 288-pin layout fits compatible ASRock Rack motherboards without adapters
  • Built with major OEM Samsung, Micron or Hynix DRAM for enterprise reliability

System-specific DDR4 ECC kit

This NEMIX RAM kit delivers 64 GB across two 32 GB registered DIMMs for ASRock Rack EPYCD8-2T motherboards. It targets administrators upgrading server or workstation platforms that require ECC RDIMM modules. The memory operates at DDR4 2400 with CL17 latency and 1.20 V.

288-pin registered modules without spreaders

Each stick uses a 2Rx4 organisation built from major OEM Samsung, Micron or Hynix chips. The registered buffer reduces electrical load on the memory controller, supporting stability in multi-DIMM configurations. Bare PCBs fit dense server chassis where heatsink clearance is limited.

Replaces lower-capacity or non-ECC DDR4 RDIMMs

The jump is worthwhile when workloads demand 64 GB of error-correcting capacity on this specific ASRock platform. Systems already running at 2400 MT/s with registered DIMMs gain density without changing memory speed or voltage.

How it compares

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

Price $388.99
Typical for this category: the median of 21,161 items is $397.99.
Total capacity 64 GB (2 × 32 GB)
Higher than about 60% of the 20,941 comparable items (median 32 GB).
Price per GB $6.08 per GB
Cheaper than about 65% 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 numberMR19200-324K2
Total capacity64 GB (2 × 32 GB)
Product type288-Pin DDR4 RDIMM
Performance
Rated speedDDR4 2400 (PC4 19200)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL17
ECC supportYes
Buffer typeRegistered
Heat spreaderNo
Memory rank2Rx4
Power
Rated voltage1.2 V
Compatibility
Compatible systemsASRock
In the box
Included items64 GB (2 × 32 GB) DDR4 2400 MHz PC4-19200 2Rx4 1.2 V CL17 288-PIN ECC RDIMM Registered Server Memory KIT

Other versions of this model

5 more in the same range

Questions about this item

Does the DDR4 2400 interface cap usable speed at 2400 MHz even though the model references DDR4 2666?

Yes, the kit is rated PC4-19200 at 2400 MHz; the DDR4 2666 label in the model name does not raise the operating frequency of these modules.

What physical slot and clearance do the 288-pin RDIMMs need on the ASRock Rack EPYCD8-2T?

Each 32 GB module uses a standard 288-pin DDR4 RDIMM slot; with no heat spreader the height is low-profile, so they fit alongside most CPU coolers.

What is the correct installation order for the 2Rx4 registered DIMMs, and what step is often missed?

Populate the motherboard's recommended channels first — usually one DIMM per channel — and ensure each module clicks fully into the latch; the registered buffer requires firm, even pressure to seat completely.

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