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Four green DDR5 RDIMM modules in anti-static tray

NEMIX RAM

NEMIX RAM 64GB (4x16GB) DDR5-6400 CL52 1.1V ECC Registered RDIMM Supermicro H14DST-FL

SKU CH-19FE-7YC0Y

64 GB DDR5-6400 ECC registered RDIMM kit (four 16 GB modules, CL52, 1.1 V) validated for the Supermicro H14DST-FL motherboard

  • Total capacity64 GB (4 × 16 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered
  • Exact-match DDR5-6400 kit runs at rated speed on Supermicro H14DST-FL
  • 1Rx8 registered ECC offloads controller for full 64 GB capacity
  • ECC corrects single-bit errors to prevent silent data corruption
  • 1 V CL52 timing matches board requirements for stable operation
  • 288-pin RDIMM form factor fits the motherboard memory slots

Exact-match DDR5 kit for Supermicro H14DST-FL

This 64 GB kit delivers four 16 GB Registered ECC RDIMMs that match the motherboard's required 288-pin form factor, 1.1 V operation, CL52 timing and DDR5-6400 speed. It is built for administrators who need the precise rank, voltage and timing the server's memory controller expects so the full capacity is recognised at rated speed.

Replaces mismatched or slower modules

Swapping in this kit removes the risk of mixing ranks, voltages or latencies that can force the system to downclock or refuse to boot. The jump is worth it when the board must run fully populated at DDR5-6400 without manual tuning or compatibility guesswork.

Handles full-slot population with ECC integrity

Registered architecture offloads the memory controller so all slots operate at 64 GB total while ECC corrects single-bit errors on the fly. Headroom ends when the workload exceeds the installed 64 GB or demands speeds beyond the rated DDR5-6400 CL52 specification.

How it compares

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

Price $1,933.99
Pricier than about 68% of the 21,161 comparable items (median $397.99).
Total capacity 64 GB (4 × 16 GB)
Higher than about 60% of the 20,941 comparable items (median 32 GB).
Price per GB $30.22 per GB
Pricier than about 86% 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 numberMR51200-618K4
Total capacity64 GB (4 × 16 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 rank1Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items64 GB 4 × 16 GB DDR5 6400 MHz PC5-51200 1Rx8 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

Will the 288-pin RDIMM modules fit the Supermicro H14DST-FL DIMM slots?

Yes, the kit uses the 288-pin Registered RDIMM form factor that the H14DST-FL requires; UDIMM or SODIMM modules are not compatible.

What is the correct population order when installing all four 16 GB sticks?

Populate the slots in the sequence shown in the Supermicro H14DST-FL manual so the memory controller recognises the full 64 GB at DDR5-6400 CL52.

Do these modules need any active cooling or heat-spreader maintenance over time?

The sticks ship without a heat spreader and run at 1.1 V; ensure case airflow meets the server chassis specification and reseat only if the system reports memory errors.

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