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Four green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM 128GB (4x32GB) DDR5 4800 CL40 2Rx8 ECC Registered RDIMM memory upgrade for GIGABYTE MZ23-SU0

SKU CH-YYYW-1K3V3

A 128 GB DDR5 4800 CL40 2Rx8 ECC Registered RDIMM kit validated for the GIGABYTE MZ23-SU0 motherboard

  • Total capacity128 GB (4 × 32 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 128GB 4X32GB

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  • Full 128 GB capacity with four 32 GB modules
  • DDR5 4800 speed for rated server performance
  • ECC and registered design prevents data errors
  • 10 V operation matches platform requirements
  • Validated for GIGABYTE MZ23-SU0 motherboard

Exact-Match DDR5 Kit

This 128GB kit contains four 32GB DDR5 RDIMMs built to the exact rank, voltage and timing the GIGABYTE MZ23-SU0 motherboard expects. Registered ECC architecture lets every slot run fully populated at rated speed while correcting single-bit errors before they reach production workloads.

Thermals Power Draw

Modules operate at 1.1V standard DDR5 voltage with no heat spreaders, relying on server chassis airflow for cooling. Registered buffering reduces electrical load on the memory controller, keeping power draw predictable when all four slots are populated.

Registered ECC Requirement

The motherboard requires 288-pin Registered ECC RDIMMs; unbuffered UDIMMs or non-ECC modules will not function in this platform. Verify your system manual for approved population order before installation.

How it compares

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

Price $3,786.99
Pricier than about 76% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB (4 × 32 GB)
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $29.59 per GB
Pricier than about 84% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineNEMIX RAM Original Series Server Memory
Model nameDDR5 ECC RDIMM Registered Server Memory
Part numberMR38400-328K4
Total capacity128 GB (4 × 32 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 4800 (PC5 38400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL40
ECC supportYes
Buffer typeRegistered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsGIGABYTE
In the box
Included items128 GB 4 × 32 GB DDR5 4800 MHz PC5-38400 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

How do I install the 4x32GB DDR5 4800 RDIMM kit in the GIGABYTE MZ23-SU0, and which slot order is the common mistake?

Follow the motherboard manual for the approved DIMM population sequence; the 288-pin registered modules must fill the correct channels first, or the system will not recognise the full 128GB capacity.

What maintenance or replacement will the NEMIX RAM 128GB DDR5 ECC RDIMM kit need over its service life?

No routine maintenance is required; the registered ECC design corrects single-bit errors automatically, and the lifetime replacement warranty covers any module that fails.

What limit appears first when the 4x32GB DDR5 4800 CL40 2Rx8 kit runs sustained workloads on the MZ23-SU0?

The memory controller reaches its maximum supported rank-per-channel limit with four 2Rx8 modules, so population rules — not bandwidth or thermals — become the binding constraint.

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