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Twelve green DDR5 RDIMM modules in a row, no heat spreaders

NEMIX RAM

NEMIX RAM DDR5 ECC RDIMM 768GB 12x64GB 6400MHz CL52 1.1V 2Rx4 Registered memory upgrade

SKU CH-GG9W-680RC

A 768GB DDR5 ECC registered server memory kit of twelve 64GB modules running at 6400MHz CL52 1.1V for GIGABYTE MZ23-SU0 motherboards

  • Total capacity768 GB (12 × 64 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 768GB 12X64GB

Show 24 more
  • 768 GB total capacity from twelve 64 GB modules
  • DDR5 6400 MHz speed with CL52 latency for rated throughput
  • Registered ECC architecture corrects single-bit errors on the fly
  • 1 V operation matches server memory-controller requirements
  • 288-pin RDIMM form factor verified for GIGABYTE MZ23-SU0 motherboard

768GB DDR5 ECC RDIMM kit

This 768GB kit contains twelve 64GB DDR5-6400 registered ECC modules built for servers that require 2Rx4 organisation and 1.1V operation. It targets administrators upgrading a GIGABYTE MZ23-SU0 motherboard with the exact rank, voltage and timing the platform expects.

Registered 2Rx4 at 1.1V

The memory controller on this board only recognises fully populated slots when each DIMM presents a 2Rx4 registered configuration at 1.1V; any other rank or voltage combination will prevent the system from posting at the rated 6400MHz speed.

Sustained enterprise workloads

Registered buffering offloads the memory controller so all twelve slots remain stable at full capacity during continuous operation while on-die ECC corrects single-bit errors in real time preventing silent data corruption.

How it compares

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

Price $25,173.99
Pricier than about 92% of the 21,161 comparable items (median $397.99).
Total capacity 768 GB (12 × 64 GB)
Higher than about 92% of the 20,941 comparable items (median 32 GB).
Price per GB $32.78 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 numberMR51200-924K12
Total capacity768 GB (12 × 64 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 rank2Rx4
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsGIGABYTE
In the box
Included items768 GB 12 × 64 GB DDR5 6400 MHz PC5-51200 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

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Questions about this item

What does 6400MHz CL52 mean for actual throughput in a fully populated server?

The kit runs at DDR5-6400 with CL52 timings at 1.1V, so each of the twelve 64GB modules delivers its rated data rate when the memory controller initialises them at the spec speed.

How does the PC5-51200 designation relate to the slot type and buffering?

PC5-51200 identifies DDR5 288-pin RDIMM modules; the registered buffer and ECC let the motherboard run all twelve slots at the rated frequency without signal degradation.

What physical space and power connectors does the 12x64GB kit require on the GIGABYTE MZ23-SU0?

Twelve 288-pin RDIMM sockets and 1.1V supply per module; the board must support 768GB total capacity and the approved population order for 2Rx4 registered DIMMs.

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