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Green rectangular circuit board with gold edge connectors and black memory chips

NEMIX RAM

NEMIX RAM 16GB DDR4 3200 ECC RDIMM 2Rx8 CL22 Supermicro H11DSi-NT

SKU CH-B09C-C35Q5

16 GB DDR4-3200 ECC registered RDIMM, CL22 2Rx8 at 1.2 V for Supermicro H11DSi-NT EPYC servers

  • Capacity16GB
  • SpeedDDR4 3200 (PC4 25600)
  • ECCYes
  • Buffered/RegisteredRegistered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.20V
  • ECC protection prevents data corruption in critical workloads
  • Registered buffering reduces electrical load for stable server operation
  • DDR4 3200 speed delivers high bandwidth for demanding applications
  • 16 GB capacity expands memory for virtualization and databases
  • 2 V operation lowers power consumption in dense deployments

Server Memory Upgrade

This NEMIX RAM module provides 16 GB of DDR4 3200 registered ECC memory built for the Supermicro H11DSi-NT platform. The single 288-pin RDIMM operates at 1.2 V with CL22 latency and a 2Rx8 rank structure. It targets administrators who need to expand capacity on AMD EPYC dual-socket servers without mixing unbuffered DIMMs.

Replacing Lower-Capacity RDIMMs

The jump from 8 GB sticks to this 16 GB density doubles usable slots on the H11DSi-NT and raises total system memory without exceeding the board's registered DIMM requirement. It is worth the change when workloads such as virtualization or database caching hit the current ceiling and the motherboard still has free registered slots.

Straightforward Installation

The module seats like any standard DDR4 RDIMM; align the notch, press until the latches click, and the firmware recognises the new capacity at POST. Common issues appear when registered and unbuffered DIMMs are mixed or when the BIOS is too old to initialise 2Rx8 ranks at 3200 MT/s.

Highlights

  • ECC protection prevents data corruption in critical workloads
  • Registered buffering reduces electrical load for stable server operation
  • DDR4 3200 speed delivers high bandwidth for demanding applications
  • 16 GB capacity expands memory for virtualization and databases
  • 2 V operation lowers power consumption in dense deployments

Specifications

BrandNEMIX RAM
SeriesSuperMicro Server/Workstation Compatible Series Memory
ModelSuperMicro DDR4 3200MHZ ECC RDIMM Registered Server Memory
Part NumberMR25600-628K1
Capacity16GB
SpeedDDR4 3200 (PC4 25600)
ECCYes
Buffered/RegisteredRegistered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.20V
Compatible SystemSupermicro
CAS LatencyCL22
Heat SpreaderNo
Type288-Pin DDR4 RDIMM
Rank2Rx8
FeaturesDDR4 ECC Registered RDIMM Server Motherboard Compatible
Package Content16GB (1X16GB) DDR4 3200MHZ PC4-25600 2Rx8 1.2V CL22 288-PIN ECC RDIMM Registered Server Memory

Questions about this item

Will the 288-pin RDIMM fit the Supermicro H11DSi-NT memory slots?

Yes, the module is a 288-pin DDR4 RDIMM built for that motherboard.

What is the key step people miss when installing this ECC registered module?

Seat the stick fully until the retention clips click on both sides.

Does the 16 GB 2Rx8 module need any firmware update or battery replacement later?

No firmware or battery is required; the DRAM runs at 1.20 V for the system life.

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