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 DDR5 5600 CL46 2Rx4 RDIMM ECC Supermicro H14SST-G memory upgrade

SKU CH-1F2F-K62WP

128 GB DDR5 5600 RDIMM with ECC and registered buffering for the Supermicro H14SST-G motherboard

  • Total capacity128 GB
  • Rated speedDDR5 5600 (PC5 44800)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL46
  • Rated voltage1.1 V
  • Buffer typeRegistered
  • 128 GB capacity matches server memory population rules
  • DDR5 5600 speed runs at rated PC5-44800 frequency
  • CL46 latency and 1.1 V voltage meet controller expectations
  • 2Rx4 registered ECC design prevents silent data corruption
  • 288-pin RDIMM form factor fits Supermicro H14SST-G motherboard

Exact-match DDR5 upgrade

This 128GB NEMIX RAM module delivers DDR5 5600 speed with CL46 latency and 1.1V operation in a 288-pin RDIMM form factor. It targets administrators upgrading the Supermicro H14SST-G motherboard who need registered ECC memory that the controller recognises at full capacity. The 2Rx4 organisation matches the board's population rules so every populated slot runs at the rated 5600 MT/s without down-clocking.

Replaces mismatched or smaller DIMMs

The kit replaces modules that lack the correct rank, voltage or registered buffer, which cause the system to ignore capacity or fall back to lower speeds. The jump is worth it when the server must run all slots populated at the full 128GB per module with on-the-fly error correction preventing silent data corruption. Builders using unbuffered UDIMMs or SODIMMs cannot use this part because the motherboard requires the registered RDIMM interface.

Fits the H14SST-G memory subsystem

The module slots directly into the 288-pin DDR5 RDIMM sockets on the Supermicro H14SST-G and draws 1.1V from the platform supply. Its registered architecture offloads the memory controller, freeing electrical headroom when the board is fully populated. Users must still consult the motherboard manual for approved population order and maximum supported capacity per slot before installation.

How it compares

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

Price $4,663.99
Pricier than about 79% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $36.44 per GB
Pricier than about 90% 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 numberMR44800-724K1
Total capacity128 GB
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 5600 (PC5 44800)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL46
ECC supportYes
Buffer typeRegistered
Memory rank2Rx4
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items128 GB DDR5 5600 MHz PC5-44800 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

Will this 288-pin RDIMM fit the DIMM slots on my Supermicro H14SST-G motherboard?

Yes, the 288-pin Registered DDR5 form factor matches the slots on the Supermicro H14SST-G motherboard exactly.

What is the correct installation order when populating multiple slots with these 2Rx4 modules?

Follow the motherboard manual's DIMM population sequence; installing in the wrong order can prevent the system from recognising the full 128GB capacity.

Do these registered ECC modules require any firmware updates or battery-backed maintenance over time?

No firmware updates or battery maintenance are needed; the on-die ECC and registered architecture handle error correction automatically throughout the module's life.

More in Model-Specific Memory Upgrades

Similar items