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Four green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM 128GB (4×32GB) DDR5 4800 ECC RDIMM SuperMicro Server memory upgrade

SKU CH-R2NF-1M3TG

128 GB DDR5-4800 ECC registered server kit with four 32 GB modules at CL40 and 1.1 V, validated for SuperMicro Hyper SuperServer systems

  • Capacity128GB (4 x 32GB)
  • SpeedDDR5 4800 (PC5 38400)
  • ECCYes
  • Buffered/RegisteredRegistered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 128 GB total capacity across four 32 GB modules
  • DDR5 4800 speed with PC5-38400 bandwidth rating
  • ECC registered design protects data integrity in servers
  • 1 V operation reduces power draw per module
  • Validated for SuperMicro Hyper SuperServer SYS-121H-TNR SYS-221H-TNR SYS-221H-TN24R

128GB DDR5 ECC RDIMM kit for SuperMicro servers

This 128GB kit contains four 32GB DDR5 4800 registered DIMMs built with ECC for error correction. It targets administrators upgrading SuperMicro Hyper SuperServer models SYS-121H-TNR, SYS-221H-TNR and SYS-221H-TN24R. The modules run at 1.10V with CL40 latency and a 1Rx4 rank structure.

Registered ECC design and validated compatibility

Registered buffering reduces electrical load on the memory controller, allowing the four-module population. ECC circuitry detects and corrects single-bit errors to protect data integrity in mission-critical workloads. Each module is stress-tested under load before shipping to verify stability in the listed SuperMicro platforms.

Tool-free DIMM installation with population rules

The 288-pin DDR5 RDIMMs seat vertically in the server’s memory slots without tools; align the notch and press until the latches click. Common issues include mixing ranks or speeds across channels, populating slots in the wrong order for the specific motherboard, and forgetting to enable ECC in BIOS after the upgrade.

Points forts

  • 128 GB total capacity across four 32 GB modules
  • DDR5 4800 speed with PC5-38400 bandwidth rating
  • ECC registered design protects data integrity in servers
  • 1 V operation reduces power draw per module
  • Validated for SuperMicro Hyper SuperServer SYS-121H-TNR SYS-221H-TNR SYS-221H-TN24R

Caractéristiques

BrandNEMIX RAM
SeriesSuperMicro Server/Workstation Compatible Series Memory
ModelSuperMicro DDR5 4800MHZ ECC RDIMM Registered Server Memory
Part NumberMR38400-314K4
Capacity128GB (4 x 32GB)
SpeedDDR5 4800 (PC5 38400)
ECCYes
Buffered/RegisteredRegistered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemSupermicro
CAS LatencyCL40
Heat SpreaderNo
Type288-Pin DDR5 RDIMM
Rank1Rx4
FeaturesDDR5 ECC Registered RDIMM Server Motherboard Compatible
Package Content128GB (4X32GB) DDR5 4800MHZ PC5-38400 1Rx4 1.1V CL40 288-PIN ECC RDIMM Registered Server Memory KIT

Questions sur cet article

Will the 1Rx4 RDIMM layout require any firmware or slot-configuration changes down the road?

The 1Rx4 organisation is fixed on each module; no firmware update or slot reconfiguration is needed for the life of the kit.

What is the first limit reached when the kit runs at DDR5 4800 continuously?

The CL40 timing at 1.10 V sets the latency ceiling before any thermal or power envelope is hit.

How much heat and power should I expect from the four 32 GB modules under all-day load?

Each module draws 1.1 V with no heat spreader, so total power stays low and airflow from the server chassis handles cooling.

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