We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in

NEMIX RAM

NEMIX RAM 128GB 4x32GB DDR5 4800 ECC RDIMM Supermicro H14SSL-NT

SKU CH-7YDY-MDAQP

128 GB DDR5-4800 registered ECC kit in four 32 GB modules, 1.1 V CL40, validated for Supermicro H14SSL-NT

  • Total capacity128 GB (4 × 32 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered
  • Full 128 GB capacity recognised at rated DDR5 4800 speed
  • Registered ECC design corrects single-bit errors for production stability
  • 1 V operation matches Supermicro H14SSL-NT memory controller spec
  • 4 × 32 GB 2Rx8 RDIMM kit fills all slots per population rules
  • CL40 CAS latency with major OEM Samsung, Micron or Hynix chips

128GB DDR5 ECC RDIMM kit for Supermicro H14SSL-NT

This 128GB kit contains four 32GB DDR5 4800 Registered ECC modules built to the exact rank, voltage and timing the Supermicro H14SSL-NT memory controller expects. It is intended for administrators who need the full 128GB capacity recognised immediately and running at the rated 4800 MT/s without manual tuning.

Upgrade from smaller or slower DDR5 RDIMM sets

The jump is worth it when your workload demands the full 128GB across all four slots at the native 4800 speed and 1.1V operating point. If the current configuration uses fewer modules, lower density DIMMs or a slower data rate, this kit removes the capacity ceiling and restores the board's optimal population rules in a single validated package.

Sustained-load behaviour

Registered buffering offloads the memory controller so every slot remains stable at full population during continuous operation. ECC corrects single-bit errors on the fly, preventing silent data corruption and unplanned reboots that would otherwise interrupt production services over long periods.

How it compares

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

Price $3,879.99
Pricier than about 76% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB (4 × 32 GB)
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $30.31 per GB
Pricier than about 87% 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 numberMR38400-328K4
Total capacity128 GB (4 × 32 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 items128 GB 4 × 32 GB DDR5 4800 MHz PC5-38400 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

5 more in the same range

Questions about this item

Will the 288-pin DDR5 RDIMM modules fit the Supermicro H14SSL-NT motherboard slots?

Yes, the 288-pin DDR5 RDIMM form factor matches the slots on the Supermicro H14SSL-NT motherboard and the kit is verified for that board.

What is the correct installation order for the four 32GB modules on the H14SSL-NT?

Install the four 2Rx8 modules following the motherboard manual's DIMM population sequence for full capacity and rated DDR5-4800 speed.

Do the modules need active cooling since they have no heat spreader?

The modules operate at 1.10V without a heat spreader; ensure adequate chassis airflow as specified by the server manufacturer.

More in Model-Specific Memory Upgrades

Similar items