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Twelve green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM 384GB (12x32GB) DDR5 5600 ECC RDIMM CL46 1.1V Supermicro H14SSL-NT

SKU CH-PEXF-CMDMH

A 384GB kit of twelve 32GB DDR5 5600 registered ECC RDIMMs at CL46 and 1.1V, validated for the Supermicro H14SSL-NT motherboard

  • Total capacity384 GB (12 × 32 GB)
  • Rated speedDDR5 5600 (PC5 44800)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL46
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 384GB 12X32GB

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  • 384 GB total capacity from twelve 32 GB modules for maximum server density
  • DDR5 5600 speed rated at CL46 latency for responsive data throughput
  • Registered ECC architecture corrects single-bit errors and stabilises fully populated slots
  • 10 V operation reduces power draw across all twelve DIMMs
  • 288-pin RDIMM form factor matches Supermicro H14SSL-NT memory slots exactly

Exact-match server kit

This NEMIX RAM kit delivers 384GB across twelve 32GB DDR5 5600 RDIMMs built to the Supermicro H14SSL-NT motherboard's precise specifications. Registered ECC architecture and 1.1V operation let the memory controller recognise every module at full rated speed without manual tuning.

Replaces partial or mismatched populations

Upgrading from a smaller kit or mixed-rank DIMMs removes the population errors that force the platform to downclock or disable slots. The jump is worth it when the workload needs every channel filled at the native 5600 MT/s data rate with CL46 latency.

Capacity and headroom

Twelve 2Rx8 modules provide 384GB of addressable memory for virtualisation hosts, in-memory databases or large-scale simulation jobs. Headroom ends when the board's maximum supported capacity is reached or when an application demands bandwidth beyond the DDR5 5600 interface.

How it compares

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

Price $10,722.99
Pricier than about 88% of the 21,161 comparable items (median $397.99).
Total capacity 384 GB (12 × 32 GB)
Higher than about 85% of the 20,941 comparable items (median 32 GB).
Price per GB $27.92 per GB
Pricier than about 78% 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 numberMR44800-328K12
Total capacity384 GB (12 × 32 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 5600 (PC5 44800)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL46
ECC supportYes
Buffer typeRegistered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items384 GB 12 × 32 GB DDR5 5600 MHz PC5-44800 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

Will these 288-pin DDR5 RDIMMs fit the Supermicro H14SSL-NT motherboard slots?

Yes. The kit is an exact-match upgrade for the Supermicro H14SSL-NT. It uses the 288-pin Registered RDIMM form factor that board requires, not UDIMM or SODIMM, and matches the board's memory-population rules for all 12 slots.

What is the correct installation order for the 12 modules on the H14SSL-NT?

Consult the Supermicro H14SSL-NT manual for the approved DIMM population sequence. The board's memory-controller expects a specific slot-filling order; installing modules in the wrong slots can prevent the system from recognising the full 384 GB capacity.

Do these Samsung, Micron or Hynix chips need any firmware updates or periodic replacement?

No firmware updates are required for the memory modules themselves. The major-OEM DRAM chips are rated for continuous server operation at 1.1 V. Replace a module only if diagnostics report uncorrectable ECC errors or the system fails to POST with that DIMM installed.

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