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Two green DDR5 RDIMM modules without heat spreaders, 288-pin, 2x128GB kit

NEMIX RAM

NEMIX RAM DDR5 4800 256GB (2x128GB) CL40 1.1V 2Rx4 ECC RDIMM for Supermicro H14DST-F

SKU CH-DHC9-RBWWC

A 256 GB dual-rank DDR5 registered ECC kit built to the Supermicro H14DST-F memory controller's exact voltage, timing and rank requirements

  • Capacity256GB (2 x 128GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 4800 (PC5 38400)
  • CAS LatencyCL40
  • Voltage1.10V
  • ECCYes

Size 256GB 2X128GB

Voir les 30 autres configurations
  • 256 GB capacity from two 128 GB modules for maximum server density
  • DDR5-4800 speed with CL40 latency delivers rated bandwidth for heavy workloads
  • Registered ECC architecture corrects single-bit errors to prevent silent data corruption
  • 1 V operation reduces power draw across fully populated memory channels
  • Verified 288-pin RDIMM fitment for the Supermicro H14DST-F motherboard

Server-Grade DDR5 Memory Kit

This 256GB kit contains two 128GB DDR5-4800 RDIMMs built to the exact specifications of the Supermicro H14DST-F motherboard. Registered ECC architecture and 1.1V operation deliver the stability required for production server workloads.

Replacing Lower-Capacity DDR5 RDIMMs

The 2Rx4 organisation and CL40 timing match the memory controller expectations so every slot runs at rated speed when fully populated. The upgrade is worthwhile when current modules limit total system memory or lack ECC protection for data integrity.

Sustained Load Behaviour

Registered buffering reduces electrical load on the memory controller during continuous operation, while on-die ECC corrects single-bit errors in real time. The modules maintain rated DDR5-4800 throughput without thermal throttling because they operate without heat spreaders at standard server airflow.

Points forts

  • 256 GB capacity from two 128 GB modules for maximum server density
  • DDR5-4800 speed with CL40 latency delivers rated bandwidth for heavy workloads
  • Registered ECC architecture corrects single-bit errors to prevent silent data corruption
  • 1 V operation reduces power draw across fully populated memory channels
  • Verified 288-pin RDIMM fitment for the Supermicro H14DST-F motherboard

Caractéristiques

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR38400-724K2
Capacity256GB (2 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 Content256GB 2X128GB DDR5 4800MHz PC5-38400 2Rx4 1.1V 288-PIN ECC RDIMM KIT

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Questions sur cet article

Will the 288-pin DDR5 RDIMM modules fit the Supermicro H14DST-F memory slots?

Yes. The kit uses the 288-pin Registered DDR5 form factor that the H14DST-F requires; it is not a UDIMM or SODIMM, so it seats directly in the server's DIMM sockets.

What is the correct population order when installing the 2Rx4 128 GB modules on the H14DST-F?

Consult the motherboard manual for the approved DIMM population sequence; the board's memory-controller rules dictate which slots must be filled first for the 2Rx4 registered modules to initialise at full capacity.

Do these registered ECC modules need any firmware updates or battery-backed maintenance after installation?

No. Registered ECC DDR5 RDIMMs operate without on-module firmware or batteries; once seated and recognised by the BIOS, they run at 1.1 V CL40 with error correction active for the life of the system.

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