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Two green DDR5 RDIMM sticks without heat spreaders, 288-pin, 128GB kit

NEMIX RAM

NEMIX RAM 128GB (2×64GB) DDR5 4800 CL40 2Rx4 1.1V ECC RDIMM Supermicro H14DSG-OD memory upgrade

SKU CH-FNKV-390ZQ

A 128 GB DDR5 registered ECC kit with two 64 GB modules running at 4800 MT/s CL40 1.1 V for Supermicro H14DSG-OD servers

  • Capacity128GB (2 x 64GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 4800 (PC5 38400)
  • CAS LatencyCL40
  • Voltage1.10V
  • ECCYes

Size 128GB 2X64GB

Show 30 more configurations
  • 128 GB total capacity from two 64 GB modules
  • DDR5 4800 speed with CL40 latency for rated performance
  • Registered ECC design corrects single-bit errors automatically
  • 1 V operation matches server memory-controller requirements
  • 288-pin RDIMM form factor fits Supermicro H14DSG-OD motherboard

Supermicro H14DSG-OD DDR5 ECC RDIMM kit

This 128GB kit contains two 64GB DDR5 4800 registered ECC modules built to the exact rank, voltage and timing the Supermicro H14DSG-OD memory controller expects. It targets administrators who need full-capacity population on this specific server board without compatibility guesswork.

Replaces slower or smaller DDR5 RDIMMs

The jump is worth it when your workloads demand maximum registered DIMM capacity per slot and ECC error correction at the board's native 4800 MT/s rate. It is not for systems that require UDIMM or SODIMM form factors, non-ECC memory, or speeds other than DDR5 4800.

Installs in standard 288-pin RDIMM slots

Alignment follows the board's documented population order; the modules have no heat spreaders so they fit tight clearance configurations. The most common issue is ignoring the manual's slot sequence, which prevents the server from recognising the full 128GB at rated speed.

Highlights

  • 128 GB total capacity from two 64 GB modules
  • DDR5 4800 speed with CL40 latency for rated performance
  • Registered ECC design corrects single-bit errors automatically
  • 1 V operation matches server memory-controller requirements
  • 288-pin RDIMM form factor fits Supermicro H14DSG-OD motherboard

Specifications

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR38400-924K2
Capacity128GB (2 x 64GB)
Type288-Pin DDR5 RDIMM
SpeedDDR5 4800 (PC5 38400)
CAS LatencyCL40
Voltage1.10V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx4
ChipsetMajor OEM Samsung, Micron, Hynix
Heat SpreaderNo
Compatible SystemSupermicro
FeaturesDDR5 ECC RDIMM Motherboard Compatible
Package Content128GB 2X64GB DDR5 4800MHz PC5-38400 2Rx4 1.1V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

Does this 288-pin DDR5 RDIMM kit fit the Supermicro H14DSG-OD motherboard slots?

Yes, the 288-pin Registered DDR5 form factor matches the slots required by the Supermicro H14DSG-OD. The kit is spec-matched to the board's memory population rules.

What is the correct population order when installing both 64 GB modules on the H14DSG-OD?

Install the two 64 GB RDIMMs in the exact slot sequence shown in the Supermicro H14DSG-OD manual. Registered ECC modules must follow the board's prescribed population order to initialise at full 128 GB capacity.

Will the ECC and registered features on these 2Rx4 modules require any firmware updates or ongoing maintenance?

No firmware updates are needed for the ECC or registered operation. The on-die ECC corrects single-bit errors automatically, and the registered buffer reduces electrical load on the memory controller for the life of the modules.

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