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Two green DDR5 RDIMM modules with black chips no heat spreader

NEMIX RAM

NEMIX RAM DDR5 4800 ECC Registered RDIMM 128GB (2x64GB) Supermicro H14DSH memory upgrade

SKU CH-16GQ-5YAB5

A 128 GB DDR5-4800 registered ECC kit (2×64 GB, 2Rx4, CL40, 1.1 V) validated for the Supermicro H14DSH motherboard

  • 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 kit runs at full DDR5-4800 speed with CL40 timing
  • Registered ECC design corrects single-bit errors to prevent silent data corruption
  • 2Rx4 dual-rank modules let every slot reach full 64 GB capacity
  • 1 V operation matches Supermicro H14DSH memory-controller requirements
  • 288-pin RDIMM form factor fits the board's approved population rules

Supermicro H14DSH upgrade kit

This 128GB kit contains two 64GB DDR5 4800 registered ECC RDIMMs built for the Supermicro H14DSH motherboard. Each module uses a 2Rx4 organisation at 1.1V with CL40 timing so the memory controller recognises the full capacity immediately. The 288-pin RDIMM form factor matches the board's slot requirements exactly.

Thermals noise and power

Operating at 1.1V keeps power draw low for dense server configurations. Registered buffering reduces electrical load on the memory controller when all slots are populated. No heat spreaders are fitted so airflow across the bare PCB handles cooling in standard chassis designs.

Build and daily handling

Modules use major OEM Samsung Micron or Hynix chips selected for enterprise stability. ECC corrects single-bit errors on the fly preventing silent data corruption. Registered architecture allows full population without signal degradation. Verify your motherboard manual for approved population order before installation.

Highlights

  • 128 GB kit runs at full DDR5-4800 speed with CL40 timing
  • Registered ECC design corrects single-bit errors to prevent silent data corruption
  • 2Rx4 dual-rank modules let every slot reach full 64 GB capacity
  • 1 V operation matches Supermicro H14DSH memory-controller requirements
  • 288-pin RDIMM form factor fits the board's approved population rules

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

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Questions about this item

How do I install the 2Rx4 DDR5 4800 RDIMMs on the Supermicro H14DSH and which slot order is the common mistake?

Install one 64 GB module per channel following the H14DSH population table; the frequent error is placing both DIMMs in the same channel instead of splitting them across channels.

What maintenance or replacement will the 128 GB DDR5 ECC RDIMM kit need during its service life?

No scheduled maintenance is required; the modules carry a lifetime replacement warranty so a failed stick is swapped rather than serviced.

What limit appears first when the 1.1 V DDR5 4800 RDIMMs run fully populated under sustained load?

The memory controller's maximum supported capacity per socket is reached before thermal or bandwidth limits become an issue.

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