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NEMIX RAM

NEMIX RAM 384GB (6x64GB) DDR5 6400 CL52 1.1V 2Rx4 ECC RDIMM Supermicro H14DSG-OM memory upgrade

SKU CH-YMCK-AEMFK

384GB DDR5 6400 CL52 1.1V 2Rx4 ECC RDIMM kit verified for Supermicro H14DSG-OM

  • Total capacity384 GB (6 × 64 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered
  • 384 GB total capacity from six 64 GB modules
  • DDR5 6400 speed with CL52 latency at 1.1 V
  • Registered ECC RDIMM design for full-slot stability
  • 2Rx4 dual-rank organisation matches controller expectations
  • 288-pin form factor verified for Supermicro H14DSG-OM

Exact-match DDR5-6400 kit for Supermicro H14DSG-OM

This 384GB kit contains six 64GB DDR5-6400 RDIMMs built to the precise rank, voltage and timing the H14DSG-OM memory controller expects. Registered ECC architecture offloads the controller so every slot runs fully populated at rated speed while correcting single-bit errors on the fly. The modules operate at 1.1V with CL52 latency in a 288-pin form factor.

Replaces mixed or slower RDIMM sets

A uniform 6x64GB kit removes the instability that comes from mixing ranks, voltages or speeds across channels. The jump is worth it when your current configuration forces down-clocking, leaves slots empty or triggers ECC errors under load. Population rules for the H14DSG-OM must still be followed, so consult the motherboard manual for the approved install order before swapping modules.

384GB registered ECC capacity for dense workloads

Six 64GB dual-rank modules deliver the maximum supported density per channel for virtualization hosts, in-memory databases and large-scale simulation. Registered buffering keeps the memory controller stable at full population, while ECC prevents silent data corruption during extended runs. Workloads that exceed 384GB or require higher frequencies than DDR5-6400 will need a platform change.

How it compares

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

Price $13,118.99
Pricier than about 90% of the 21,161 comparable items (median $397.99).
Total capacity 384 GB (6 × 64 GB)
Higher than about 85% of the 20,941 comparable items (median 32 GB).
Price per GB $34.16 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 numberMR51200-924K6
Total capacity384 GB (6 × 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 systemsSupermicro
In the box
Included items384 GB 6 × 64 GB DDR5 6400 MHz PC5-51200 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

Will these 288-pin DDR5 RDIMMs physically fit the Supermicro H14DSG-OM motherboard slots?

Yes, the kit uses the 288-pin RDIMM form factor that the H14DSG-OM requires; it is not a UDIMM or SODIMM, so the modules seat directly in the server's DIMM slots.

What is the correct installation order for the six 64 GB modules on this board?

Install the modules following the H14DSG-OM manual's population sequence — typically filling the primary channel slots first across both CPU sockets — so the memory controller recognises the full 384 GB at DDR5-6400.

Do these registered ECC modules need any firmware updates or battery-backed maintenance over time?

No firmware updates are required for the RDIMMs themselves; ECC correction operates automatically, and the modules have no battery or heat spreader to service.

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