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Twelve green circuit boards with black chips in a row

NEMIX RAM

NEMIX RAM DDR5 5600 ECC Registered RDIMM 384GB 12x32GB Supermicro H14DST-FL memory upgrade

SKU CH-AATM-H25KN

384 GB DDR5-5600 ECC Registered RDIMM kit with twelve 32 GB modules at CL46, 1.1 V, 2Rx8, 288-pin, validated for Supermicro H14DST-FL

  • 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 across 12 matched 32 GB modules
  • DDR5 5600 speed with CL46 latency for rated server performance
  • Registered ECC design corrects single-bit errors and buffers the memory controller
  • 1 V operation at 2Rx8 rank matches Supermicro H14DST-FL requirements
  • 288-pin RDIMM form factor ensures exact physical and electrical fit

384GB DDR5 RDIMM kit for Supermicro H14DST-FL

This kit supplies 384GB across twelve 32GB DDR5 5600 RDIMM modules built to the Supermicro H14DST-FL motherboard's exact requirements. Registered ECC architecture and 2Rx8 organization match the board's memory controller expectations for full-capacity recognition. System integrators and IT teams upgrading compatible Supermicro platforms receive a validated, single-part-number solution.

Sustained-load behaviour with registered ECC

Registered buffering reduces electrical load on the memory controller so all twelve slots remain stable at the rated 5600 MT/s speed under continuous throughput. ECC corrects single-bit errors on the fly preventing silent data corruption during long compute runs. CL46 latency and 1.1V operation maintain efficiency without throttling when the system runs fully populated for extended periods.

Installation notes and common pitfalls

Modules are 288-pin RDIMMs without heat spreaders so they seat directly into the board's DDR5 DIMM slots following the manual's population sequence. The kit will not fit UDIMM or SODIMM sockets and cannot be mixed with unregistered or non-ECC memory. Verify the motherboard's approved DIMM order and maximum supported capacity per slot before installation to avoid a no-post condition.

How it compares

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

Price $12,197.99
Pricier than about 90% 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 $31.77 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 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

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Questions about this item

Does the 1.1 V DDR5 5600 kit add noticeable heat when all twelve slots are populated on the H14DST-FL?

At 1.1 V the modules run at the standard DDR5 5600 voltage, so thermal load matches the board's rated design for full 12-slot population.

What must the server already have to accept this 12 x 32 GB registered ECC kit?

A Supermicro H14DST-FL motherboard with twelve free 288-pin RDIMM slots and a BIOS that supports 384 GB of DDR5 5600 registered ECC memory.

Can the CL46 2Rx8 RDIMMs share channels with older DDR5 modules already in the system?

Mixing ranks, latencies or voltages is not recommended; the board's memory controller expects identical 2Rx8 CL46 1.1 V modules in every populated slot for stable operation.

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