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Six green DDR5 RDIMM modules in a row, black chips, no heat spreaders

NEMIX RAM

NEMIX RAM DDR5 4800 288GB (6 x 48GB) CL40 1.1V ECC Registered RDIMM for Supermicro H14DST-F memory upgrade

SKU CH-FY78-HF97E

A 288 GB kit of six 48 GB DDR5 4800 CL40 registered ECC RDIMMs at 1.1 V for Supermicro H14DST-F servers

  • Total capacity288 GB (6 × 48 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 288GB 6X48GB

Show 30 more
  • Full 288 GB capacity from six matched 48 GB modules
  • DDR5 4800 speed with CL40 timing runs at rated performance
  • Registered ECC design offloads the controller and corrects single-bit errors
  • 1 V operation reduces power draw in fully populated servers
  • Verified fit for the Supermicro H14DST-F motherboard

Exact-match DDR5-4800 kit for Supermicro H14DST-F

This 288GB kit delivers six 48GB registered ECC RDIMMs built to the precise rank, voltage, and timing the board's memory controller expects. It targets administrators upgrading a Supermicro H14DST-F server who need full-capacity recognition at rated speed without manual tuning.

Replaces partial or mismatched populations

The kit eliminates the guesswork of mixing modules by providing a validated 6 x 48GB set that satisfies the motherboard's population rules. The jump is worth it when the current configuration leaves slots empty, mixes ranks, or forces the controller to down-clock because unregistered or incorrect-voltage DIMMs are installed.

288GB registered ECC capacity with CL40 latency

Six dual-rank modules give the headroom for large virtualization hosts, in-memory databases, or heavy container workloads while ECC corrects single-bit errors on the fly. The limit appears when the workload exceeds 288GB or demands frequencies beyond DDR5-4800, at which point a platform change becomes necessary.

How it compares

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

Price $6,712.99
Pricier than about 82% of the 21,161 comparable items (median $397.99).
Total capacity 288 GB (6 × 48 GB)
Higher than about 81% of the 20,941 comparable items (median 32 GB).
Price per GB $23.31 per GB
Pricier than about 68% 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 numberMR38400-4828K6
Total capacity288 GB (6 × 48 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 rank2Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items288 GB 6 × 48 GB DDR5 4800 MHz PC5-38400 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

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Questions about this item

Does the 288-pin DDR5 RDIMM form factor fit the Supermicro H14DST-F memory slots?

Yes, the kit uses the 288-pin RDIMM form factor that the H14DST-F requires; it is not a UDIMM or SODIMM and matches the board's physical slot layout.

What is the correct population order for the six 48 GB modules on the H14DST-F?

Install the modules in the exact slot sequence shown in the Supermicro H14DST-F manual; the board's memory-population rules dictate which slots must be filled first for full 288 GB recognition.

Will the ECC Registered RDIMM modules require any firmware updates or ongoing maintenance?

No firmware updates are needed for the modules themselves; ECC error correction and registered buffering operate automatically once the system is configured per the motherboard manual.

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