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Green rectangular DDR5 RDIMM module with black chips and gold contacts, no heat spreader

NEMIX RAM

NEMIX RAM DDR5 ECC RDIMM 16GB 4800MHz CL40 1Rx8 1.1V 288-Pin Supermicro H14DST-FL memory upgrade

SKU CH-R9PJ-6E8XA

16 GB DDR5 ECC registered DIMM running at 4800 MHz CL40 for Supermicro H14DST-FL servers

  • Total capacity16 GB
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 16GB

Show 30 more
  • Exact-match 16 GB DDR5-4800 RDIMM installs at rated speed
  • Registered ECC design corrects single-bit errors on the fly
  • 1 V operation keeps power draw low in dense configs
  • 1Rx8 single-rank layout enables full population on H14DST-FL
  • 288-pin form factor fits the Supermicro board without adapters

Targeted server upgrade

This 16 GB DDR5 ECC RDIMM is built as an exact-match upgrade for the Supermicro H14DST-FL motherboard. It delivers registered, single-rank memory that the board’s controller recognises at full capacity and rated speed without manual tuning.

Thermals and power draw

Operating at 1.1 V with no heat spreader, the module relies on server chassis airflow for cooling. Registered buffering reduces electrical load on the memory controller, keeping power draw low and stable when all slots are populated.

Replaces slower or smaller DIMMs

Swapping out lower-capacity or slower DDR5 RDIMMs with this CL40 4800 MT/s kit adds bandwidth and ECC protection in a single step. The jump is worth it when your workload needs maximum registered DIMM density per channel and verified compatibility with the H14DST-FL population rules.

How it compares

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

Price $478.99
Typical for this category: the median of 21,161 items is $397.99.
Total capacity 16 GB
Lower than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $29.94 per GB
Pricier than about 85% 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 numberMR38400-618K1
Total capacity16 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 rank1Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items16 GB DDR5 4800 MHz PC5-38400 1Rx8 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

5 more in the same range

Questions about this item

How do I install this 288-pin DDR5 RDIMM in my Supermicro H14DST-FL, and which slot-population rule do people miss?

Power down, open the chassis, and insert the module into the slot specified by the motherboard manual for the first DIMM per channel; the step most often missed is following the exact population sequence the manual lists for Registered ECC memory.

What maintenance or replacement will this 16GB DDR5-4800 CL40 1Rx8 module need over its service life?

No scheduled maintenance is required; if a future capacity increase is needed, add identical 1Rx8 Registered ECC modules that match the 1.1V voltage and CL40 timing to keep all channels running at 4800 MT/s.

What is the first limit that appears when this RDIMM runs sustained workloads at 4800 MT/s?

The registered buffer and ECC logic keep signal integrity at the rated 4800 MT/s transfer rate, so the practical ceiling is the 16 GB capacity per module before you must populate additional slots.

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