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Sixteen green DDR5 RDIMM modules in a row, bare circuit boards with black chips, no heat spreaders

NEMIX RAM

NEMIX RAM DDR5 4800 1TB 16x64GB ECC RDIMM Supermicro H14DST-FL

SKU CH-M9BK-7XWZD

1TB kit of 16 registered ECC DDR5 modules at 4800 MHz, CL40, 1.1 V, 2Rx4, built for full-capacity stability on the Supermicro H14DST-FL motherboard

  • Total capacity1 TB (16 × 64 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 1TB 16X64GB

Show 30 more
  • 1TB capacity with 16 matched 64GB modules
  • DDR5 4800 speed at CL40 latency for rated performance
  • ECC and registered design prevents data errors under load
  • 1V operation meets Supermicro H14DST-FL specifications
  • 288-pin RDIMM form factor fits the motherboard slots exactly

1TB DDR5 ECC RDIMM Kit for Supermicro H14DST-FL

This 1TB memory kit contains sixteen 64GB DDR5 4800 modules built to the exact rank, voltage and timing the Supermicro H14DST-FL memory controller expects. Registered ECC architecture offloads the controller and corrects single-bit errors so fully populated slots run at rated speed without silent data corruption. The 288-pin RDIMM form factor matches the board's physical and electrical requirements precisely.

Who this suits and who should look elsewhere

Server administrators expanding a Supermicro H14DST-FL to its maximum supported capacity with validated DDR5 Registered ECC modules. Builders needing unbuffered UDIMMs, SODIMMs, lower-density kits or non-ECC memory for workstation or consumer platforms cannot use this kit. Systems that require a different DDR generation, voltage or pin layout are also incompatible.

The specification that decides fit

DDR5 4800 (PC5-38400) 2Rx4 Registered ECC at 1.1V CL40 in a 288-pin RDIMM is the single specification set the motherboard's memory population rules demand; if your system manual lists any other speed, rank, voltage or form factor, this kit will not be recognised or will not run at its rated settings.

How it compares

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

Price $24,868.99
Pricier than about 92% of the 21,161 comparable items (median $397.99).
Total capacity 1 TB (16 × 64 GB)
Higher than about 93% of the 20,941 comparable items (median 32 GB).
Price per GB $24.87 per GB
Pricier than about 69% of the 20,941 comparable items (median $8.19 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameNEMIX RAM
Product lineNEMIX RAM Original Series Server Memory
Model nameDDR5 ECC RDIMM Registered Server Memory
Part numberMR38400-924K16
Total capacity1 TB (16 × 64 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 4800 (PC5 38400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL40
ECC supportYes
Buffer typeRegistered
Memory rank2Rx4
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items1 TB 16 × 64 GB DDR5 4800 MHz PC5-38400 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

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Questions about this item

What does the 4800 MT/s rating deliver once the kit is installed in a Supermicro H14DST-FL?

The 4800 MT/s rating means each module runs at the DDR5-4800 (PC5-38400) data rate the motherboard's memory controller expects, so all 16 slots operate at full rated speed without down-clocking.

How does the 288-pin RDIMM interface and registered design affect what the board can actually use?

The 288-pin RDIMM form factor matches the H14DST-FL's DIMM slots exactly; the registered (buffered) architecture lets the memory controller drive all 16 ranks at 1.1 V without signal degradation, which unbuffered UDIMMs cannot do.

What physical clearance and slot layout does the 16 x 64 GB kit require on the motherboard?

The kit fills all 16 DDR5 RDIMM sockets on the H14DST-FL; each module is a standard-height 288-pin RDIMM with no heat spreader, so it fits the board's native DIMM spacing and population order.

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