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Two green DDR5 RDIMM modules, bare circuit boards with gold contacts, no heat spreaders

NEMIX RAM

NEMIX RAM DDR5 6400 64GB 2Rx8 ECC RDIMM 2x32GB memory upgrade

SKU CH-Z179-7JCXJ

64 GB dual-rank DDR5 ECC RDIMM kit running at 6400 MHz with CL52 latency and 1.1 V for GIGABYTE MZ23-SU0 servers

  • Total capacity64 GB (2 × 32 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 64GB 2X32GB

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  • Full 64 GB capacity at rated DDR5-6400 speed
  • Registered ECC architecture prevents silent data corruption
  • 2Rx8 organisation matches controller expectations exactly
  • 10 V operation reduces server power draw
  • 288-pin RDIMM form factor fits GIGABYTE MZ23-SU0

Exact-match 64 GB DDR5 kit for GIGABYTE MZ23-SU0

This 64 GB kit contains two 32 GB DDR5-6400 RDIMMs built to the PC5-51200 standard. Registered ECC with 2Rx8 organisation and CL52 timing matches the memory controller on the GIGABYTE MZ23-SU0 motherboard so the full capacity is recognised at rated speed.

288-pin RDIMM installation with population rules

The modules use the 288-pin registered form factor this board requires; they are not UDIMMs or SODIMMs. Consult the motherboard manual for the approved DIMM population order and seating procedure before fitting the pair to avoid a no-post condition.

Sustained enterprise stability under full load

Registered architecture offloads the memory controller so every slot runs fully populated at DDR5-6400 without throttling. On-die ECC corrects single-bit errors continuously preventing silent data corruption during extended workloads.

How it compares

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

Price $2,343.99
Pricier than about 70% of the 21,161 comparable items (median $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 $36.62 per GB
Pricier than about 90% 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 numberMR51200-328K2
Total capacity64 GB (2 × 32 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 6400 (PC5 51200)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL52
ECC supportYes
Buffer typeRegistered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsGIGABYTE
In the box
Included items64 GB 2 × 32 GB DDR5 6400 MHz PC5-51200 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 confirm the kit is running at DDR5 6400 CL52 1.1 V after installation?

Enter the BIOS or use a tool such as CPU-Z and verify the memory frequency reads 6400 MT/s, CAS latency shows 52 and voltage is 1.10 V; the registered ECC RDIMMs will also report 2Rx8 organisation.

What comes in the package and do I need extra parts?

The box contains two 32 GB DDR5 288-pin registered ECC RDIMMs for a total of 64 GB; no heat spreaders, cables or additional modules are included.

Should I choose the 2Rx8 64 GB kit or a different capacity for the GIGABYTE MZ23-SU0?

Select this 64 GB (2 x 32 GB) 2Rx8 kit when your board's qualified-vendor list approves that exact rank and capacity per slot; other capacities or ranks may not be validated for full-speed operation.

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