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
Two green DDR5 RDIMM modules with black chips no heat spreader

NEMIX RAM

NEMIX RAM DDR5 4800 128GB (2x64GB) CL40 1.1V ECC RDIMM Supermicro H14SSL-NT memory upgrade

SKU CH-FKT6-VW3FR

128 GB DDR5-4800 registered ECC kit (2 × 64 GB, CL40, 1.1 V, 288-pin RDIMM) validated for Supermicro H14SSL-NT motherboards

  • Total capacity128 GB (2 × 64 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 128GB 2X64GB

Show 24 more
  • 128 GB capacity from two 64 GB modules enables dense server memory configurations
  • DDR5 4800 speed with CL40 latency delivers rated bandwidth for compatible platforms
  • Registered ECC architecture corrects single-bit errors and supports full population stability
  • 10 V operation matches the voltage your server memory controller expects
  • 288-pin RDIMM form factor fits the Supermicro H14SSL-NT motherboard slots

Exact-match DDR5-4800 upgrade kit

This 128 GB kit contains two 64 GB DDR5-4800 registered ECC RDIMMs built to the voltage, rank and timing the Supermicro H14SSL-NT memory controller expects. The modules are recognised at full capacity and run at their rated speed without manual tuning.

Replaces mismatched or undersized DIMMs

Swapping mixed-capacity or unbuffered sticks for this matched pair removes population-rule conflicts and lets every slot run fully populated at 4800 MT/s. The jump is worth it when the current configuration forces reduced frequency or leaves slots empty because of rank or voltage mismatches.

DDR5 registered ECC constraints

Registered buffering offloads the memory controller so all channels operate at full load, while ECC corrects single-bit errors on the fly. The 1.1 V operating point and CL40 latency are fixed by the DDR5-4800 standard; systems that require lower voltage, different latency or unbuffered DIMMs cannot use this kit.

How it compares

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

Price $3,270.99
Pricier than about 74% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB (2 × 64 GB)
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $25.55 per GB
Pricier than about 70% 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 numberMR38400-924K2
Total capacity128 GB (2 × 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 items128 GB 2 × 64 GB DDR5 4800 MHz PC5-38400 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

5 more in the same range

Questions about this item

Does this 288-pin RDIMM kit fit the Supermicro H14SSL-NT motherboard's DDR5 slots?

Yes, the 288-pin DDR5 RDIMM form factor matches the slots on the H14SSL-NT; the kit is spec-matched to the board's population rules.

What is the correct population order when installing both 64GB modules in the H14SSL-NT?

Consult the Supermicro H14SSL-NT manual for the approved DIMM population sequence; installing in the wrong order can prevent the system from recognizing the full 128GB capacity.

Will the ECC and registered features on these modules require any firmware updates or ongoing maintenance?

No firmware updates are needed for the ECC and registered operation; the modules run at 1.1V with CL40 timing and provide error correction for the life of the installation.

More in Model-Specific Memory Upgrades

Similar items