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Green circuit board DDR5 RDIMM module with black memory chips and gold edge connector

NEMIX RAM

NEMIX RAM 128GB DDR5 6400 4Rx4 ECC RDIMM Supermicro X14SDW-36C-SP9F memory upgrade

SKU CH-QMY1-B56MS

128 GB DDR5 6400 RDIMM with ECC and registered buffering, 4Rx4 CL52 at 1.1 V, built for the Supermicro X14SDW-36C-SP9F motherboard

  • Capacity128GB
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 6400 (PC5 51200)
  • CAS LatencyCL52
  • Voltage1.10V
  • ECCYes

Size 128GB

  • 128 GB capacity fits large workloads
  • DDR5 6400 speed matches rated board frequency
  • 4Rx4 registered ECC corrects single-bit errors on the fly
  • 1 V operation meets exact voltage spec
  • 288-pin RDIMM form factor fits Supermicro X14SDW-36C-SP9F motherboard

System-Specific DDR5 Upgrade

This 128GB DDR5 6400 RDIMM is built for the Supermicro X14SDW-36C-SP9F motherboard. It delivers registered ECC memory at 1.1V with CL52 timing in a 288-pin form factor. The module uses major OEM chips and matches the board's exact voltage, rank, and speed requirements.

Suited For Full-Population Servers

Ideal for administrators populating every DIMM slot on the X14SDW-36C-SP9F with maximum-capacity registered ECC modules. The registered design reduces electrical load on the memory controller, while ECC corrects single-bit errors in production environments. Builders needing unbuffered UDIMMs, SODIMMs, or non-ECC memory should select a different product type.

4Rx4 Rank Determines Compatibility

The 4Rx4 organization is the single specification that decides whether this module works in your configuration. The X14SDW-36C-SP9F memory controller expects this exact rank structure per slot to recognise full capacity and operate at the rated DDR5 6400 speed. Consult your motherboard manual for supported population rules before installing.

Highlights

  • 128 GB capacity fits large workloads
  • DDR5 6400 speed matches rated board frequency
  • 4Rx4 registered ECC corrects single-bit errors on the fly
  • 1 V operation meets exact voltage spec
  • 288-pin RDIMM form factor fits Supermicro X14SDW-36C-SP9F motherboard

Specifications

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR51200-744K1
Capacity128GB
Type288-Pin DDR5 RDIMM
SpeedDDR5 6400 (PC5 51200)
CAS LatencyCL52
Voltage1.10V
ECCYes
Buffered/RegisteredRegistered
Rank4Rx4
ChipsetMajor OEM Samsung, Micron, Hynix
Heat SpreaderNo
Compatible SystemSupermicro
FeaturesDDR5 ECC RDIMM Motherboard Compatible
Package Content128GB DDR5 6400MHz PC5-51200 4Rx4 1.1V 288-PIN ECC RDIMM KIT

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Questions about this item

How do I install the 128GB DDR5 6400 4Rx4 ECC RDIMM in my Supermicro X14SDW-36C-SP9F and what step is often missed?

Power down, open the chassis, and insert the 288-pin RDIMM into the slot specified by the motherboard manual for your CPU and channel configuration. The step most people miss is checking the manual's DIMM population order before seating the module.

What maintenance or replacement will this 128GB DDR5 6400 4Rx4 ECC RDIMM need over its service life?

The module has no heat spreader and no moving parts, so it requires no routine maintenance. If a correctable ECC error count rises or the system logs uncorrectable errors, replace the affected RDIMM under the lifetime replacement coverage.

What limit appears first when the 128GB DDR5 6400 4Rx4 ECC RDIMM runs sustained workloads on the Supermicro X14SDW-36C-SP9F?

The registered buffer and 1.10V operation keep electrical loading low, so the first limit is typically the motherboard's maximum supported capacity per channel or total system memory ceiling defined in its specification.

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