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Eight green DDR5 RDIMM modules with gold contacts and black chips, no heat spreaders

NEMIX RAM

NEMIX RAM MR38400-328K8 256GB (8x32GB) DDR5 4800 CL40 1.1V ECC RDIMM Supermicro H14DSG-OM memory upgrade

SKU CH-0B4W-5Q3X2

256 GB server memory kit of eight 32 GB DDR5-4800 registered ECC RDIMMs at 1.1 V CL40 for Supermicro H14DSG-OM

  • Capacity256GB (8 x 32GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 4800 (PC5 38400)
  • CAS LatencyCL40
  • Voltage1.10V
  • ECCYes

Size 256GB 8X32GB

Voir les 30 autres configurations
  • 256 GB capacity across eight 32 GB modules for dense server workloads
  • DDR5-4800 speed with CL40 latency matches the motherboard's rated timing
  • Registered ECC architecture corrects single-bit errors and stabilises fully populated slots
  • 10 V operation reduces power draw per module at full load
  • 288-pin RDIMM form factor verified for Supermicro H14DSG-OM compatibility

Exact-fit 256GB DDR5-4800 kit for Supermicro

This 256GB kit contains eight 32GB DDR5 RDIMMs rated at 4800 MT/s, PC5-38400, CL40 and 1.1 V. Each module is a 2Rx8 registered ECC DIMM built with 288 pins, matching the memory controller expectations of the Supermicro H14DSG-OM motherboard. The precise rank, voltage and timing allow full-capacity recognition at rated speed. Builders who need a different form factor or non-ECC memory should look elsewhere.

Registered ECC stability under sustained load

Registered buffering offloads the memory controller so all slots run fully populated without signal degradation. ECC detects and corrects single-bit errors on the fly, preventing silent data corruption and unplanned reboots during production workloads. The 1.1 V operating voltage keeps power draw low for dense configurations. No heat spreaders are included, so chassis airflow must handle module thermals directly.

Lifetime replacement warranty

The kit is backed by a lifetime replacement warranty and free US-based technical support for the life of the product. The supplier recommends consulting the system or motherboard manual for supported capacities, approved DIMM population order and installation steps before purchase. No additional software, cables or mounting hardware are bundled with the memory modules.

Points forts

  • 256 GB capacity across eight 32 GB modules for dense server workloads
  • DDR5-4800 speed with CL40 latency matches the motherboard's rated timing
  • Registered ECC architecture corrects single-bit errors and stabilises fully populated slots
  • 10 V operation reduces power draw per module at full load
  • 288-pin RDIMM form factor verified for Supermicro H14DSG-OM compatibility

Caractéristiques

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR38400-328K8
Capacity256GB (8 x 32GB)
Type288-Pin DDR5 RDIMM
SpeedDDR5 4800 (PC5 38400)
CAS LatencyCL40
Voltage1.10V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx8
ChipsetMajor OEM Samsung, Micron, Hynix
Heat SpreaderNo
Compatible SystemSupermicro
FeaturesDDR5 ECC RDIMM Motherboard Compatible
Package Content256GB 8X32GB DDR5 4800MHz PC5-38400 2Rx8 1.1V 288-PIN ECC RDIMM KIT

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Questions sur cet article

How do I install the 8x32GB DDR5 4800 RDIMM kit in the Supermicro H14DSG-OM, and which step is often missed?

Power down, open the chassis, and insert each 288-pin module into the slots specified by the motherboard manual in the exact population order; the step most often missed is following that prescribed sequence for all eight modules.

What maintenance or replacement will the 256GB DDR5 ECC RDIMM kit need over time?

No routine maintenance is required; if a module fails, the lifetime replacement warranty covers a swap, and ECC corrects single-bit errors on the fly to prevent silent data corruption.

What limit appears first when the 2Rx8 DDR5 4800 CL40 1.1V kit runs fully populated under sustained load?

The registered buffer and ECC logic let all eight slots run at the rated 4800 MT/s, so the first limit is the motherboard's maximum supported capacity and population rules rather than the memory itself.

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