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Six green DDR5 RDIMM modules in a row, black chips, no heat spreaders

NEMIX RAM

NEMIX RAM 768GB 6x128GB DDR5 4800 CL40 2Rx4 ECC RDIMM Supermicro H13DSH memory upgrade

SKU CH-3GA8-M7RS5

Six 128 GB DDR5 4800 CL40 2Rx4 registered ECC RDIMMs deliver 768 GB for the Supermicro H13DSH at 1.1 V

  • 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 total capacity from six 128 GB modules
  • DDR5-4800 speed with CL40 latency for rated throughput
  • Registered ECC design corrects single-bit errors on the fly
  • 1 V operation matches the server memory controller spec
  • Verified fitment for Supermicro H13DSH motherboard with 288-pin RDIMM slots

Purpose-built server memory kit

This 768GB kit contains six 128GB DDR5 RDIMM modules built for the Supermicro H13DSH motherboard. It delivers registered ECC operation at the exact rank, voltage and timing the platform expects. The 2Rx4 organisation and 1.10V level match the board's memory-controller requirements for full-capacity recognition.

Thermals and power at rated speed

Operating at DDR5-4800 (PC5-38400) with CL40 latency, the modules run at the standard 1.10V without a heat spreader. Registered buffering reduces electrical load on the memory controller, helping maintain stable voltages across all populated slots. ECC corrects single-bit errors on the fly, preventing silent data corruption during continuous operation.

Behaviour under sustained load

Fully populating the supported slots with this 2Rx4 configuration keeps every channel active at the rated 4800 MT/s without down-clocking. The registered architecture offloads the controller so bandwidth remains consistent during long compute runs. Buyers who need higher frequencies, lower latencies or non-ECC modules should verify their platform supports those alternatives before ordering.

Points forts

  • 768 GB total capacity from six 128 GB modules
  • DDR5-4800 speed with CL40 latency for rated throughput
  • Registered ECC design corrects single-bit errors on the fly
  • 1 V operation matches the server memory controller spec
  • Verified fitment for Supermicro H13DSH motherboard with 288-pin RDIMM slots

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

How do I install the 6x128GB DDR5 4800 RDIMM kit into the Supermicro H13DSH, and which step is most often missed?

Power down the server and disconnect mains. Open the chassis and locate the 288-pin DDR5 RDIMM slots. Follow the motherboard manual for the exact population order for six modules. Insert each 128GB stick until the retention clips click. The step most often missed is verifying the DIMM sequence in the manual before seating any module.

What maintenance or replacement will the 768GB DDR5 ECC RDIMM kit need over its service life?

The modules have no heat spreaders and no moving parts, so routine hardware maintenance is not required. ECC corrects single-bit errors automatically. Run periodic memory diagnostics using your OS or IPMI tools. Replace a module only if diagnostics report uncorrectable errors or the system logs persistent corrected-error counts.

What is the first limit reached when the 6x128GB DDR5 4800 CL40 2Rx4 kit runs sustained workloads on the H13DSH?

The registered (buffered) architecture and 2Rx4 organisation are designed to keep every slot stable at the rated 4800 MT/s speed and 1.1V voltage when fully populated. The practical limit that appears first is the motherboard's maximum supported capacity and population rules, which cap the total at 768GB for this configuration.

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