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Six green DDR5 RDIMM modules without heat spreaders in a static bag

NEMIX RAM

NEMIX RAM 768GB (6 x 128GB) DDR5 4800 CL40 1.1V ECC Registered RDIMM Supermicro H14DSG-O-CPU memory upgrade

SKU CH-EXJD-H9BGR

A 768GB registered ECC DDR5 kit of six 128GB modules running at 4800MHz CL40 and 1.1V, validated for the Supermicro H14DSG-O-CPU motherboard

  • Capacity768GB (6 x 128GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 4800 (PC5 38400)
  • CAS LatencyCL40
  • Voltage1.10V
  • ECCYes

Size 768GB 6X128GB

Voir les 30 autres configurations
  • 768 GB capacity across six 128 GB modules
  • DDR5 4800 MT/s speed with CL40 latency
  • 1 V registered ECC RDIMM for enterprise stability
  • Verified compatibility with Supermicro H14DSG-O-CPU motherboard
  • 288-pin 2Rx4 form factor matches board population rules

Exact-Match DDR5 Server Kit

This 768GB kit contains six 128GB DDR5-4800 RDIMMs built to the precise rank, voltage and timing the Supermicro H14DSG-O-CPU memory controller expects. It is intended for administrators upgrading that specific motherboard to its full supported capacity with registered ECC memory.

Registered ECC Architecture

Registered buffering offloads the memory controller so every slot runs fully populated at rated speed, while on-die ECC catches and corrects single-bit errors before they reach production workloads. The 2Rx4 organisation and 1.1V operation match the board's population rules without additional configuration.

288-Pin RDIMM Form Factor

Modules use the 288-pin Registered DIMM form factor this platform requires, not UDIMM or SODIMM. Major OEM Samsung, Micron or Hynix DRAM chips are assembled without heat spreaders for standard server airflow. Verify your system manual for approved DIMM population order before installation.

Points forts

  • 768 GB capacity across six 128 GB modules
  • DDR5 4800 MT/s speed with CL40 latency
  • 1 V registered ECC RDIMM for enterprise stability
  • Verified compatibility with Supermicro H14DSG-O-CPU motherboard
  • 288-pin 2Rx4 form factor matches board population rules

Caractéristiques

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR38400-724K6
Capacity768GB (6 x 128GB)
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 Content768GB 6X128GB DDR5 4800MHz PC5-38400 2Rx4 1.1V 288-PIN ECC RDIMM KIT

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Questions sur cet article

Will the 128 GB DDR5 RDIMM modules need any firmware updates or re-seating to stay stable in the Supermicro H14DSG-O-CPU?

No firmware updates are required for the DDR5 modules themselves; the registered ECC design keeps signal integrity intact, so once the 128 GB sticks are seated in the 288-pin slots they remain stable for the server's lifetime.

What thermal or bandwidth limit appears first when all six 128 GB DDR5 4800 CL40 RDIMMs run continuously at full load?

The memory controller's maximum supported DDR5 4800 data rate and the 1.10 V operating voltage set the ceiling; sustained full-population traffic hits that speed limit before any module-level thermal throttle activates.

How much extra heat and power do the six 128 GB DDR5 4800 CL40 registered ECC RDIMMs add when the server runs 24/7?

Each 128 GB DDR5 RDIMM draws roughly 1.1 V at its rated 4800 MT/s, so the six-module kit adds only the baseline DDR5 registered DIMM power envelope without a heat spreader, keeping incremental heat modest in a cooled chassis.

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