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Two green DDR5 RDIMM modules in anti-static tray

NEMIX RAM

NEMIX RAM DDR5 5600MHz 128GB 2x64GB ECC RDIMM Supermicro X14SDW-72C-SP9F memory upgrade

SKU CH-MD70-E9WJD

A 128 GB DDR5 kit of two 64 GB ECC Registered RDIMMs running at 5600 MHz with CL46 latency and 1.1 V for the Supermicro X14SDW-72C-SP9F motherboard

  • Total capacity128 GB (2 × 64 GB)
  • Rated speedDDR5 5600 (PC5 44800)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL46
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 128GB 2X64GB

Show 4 more
  • 128GB total capacity from two 64GB modules
  • DDR5 5600 speed with CL46 latency for rated performance
  • Registered ECC architecture prevents silent data corruption
  • 1V operation matches server memory controller requirements
  • 288-pin RDIMM form factor fits Supermicro X14SDW-72C-SP9F

128 GB DDR5-5600 kit for Supermicro X14SDW-72C-SP9F

This 128 GB kit contains two 64 GB DDR5-5600 Registered ECC RDIMMs built for the Supermicro X14SDW-72C-SP9F motherboard. It targets server administrators who need exact-spec memory that the board recognises at full capacity and rated speed without manual tuning. Buyers who want non-ECC or unbuffered modules should look elsewhere.

Registered RDIMM form factor

Each module uses a 288-pin Registered RDIMM design that offloads the memory controller so every slot runs fully populated at the rated 5600 MT/s. The 1.1 V operating voltage and CL46 latency match the board's native timing table. No heat spreader is fitted, so airflow in the chassis must be sufficient for continuous server workloads. Builders needing UDIMM or SODIMM form factors cannot use this kit.

Two-module kit with lifetime replacement coverage

The package delivers exactly two 64 GB RDIMMs pre-matched as a 128 GB set, eliminating the risk of mixed-rank or mixed-voltage populations. Lifetime replacement coverage and free US-based technical support back the modules after installation. No additional software, cables or mounting hardware are included. Administrators who require larger single-module capacities or different rank configurations must select another part.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $4,031.99
Pricier than about 77% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB (2 × 64 GB)
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $31.50 per GB
Pricier than about 90% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineNEMIX RAM Original Series Server Memory
Model nameDDR5 ECC RDIMM Registered Server Memory
Part numberMR44800-924K2
Total capacity128 GB (2 × 64 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 5600 (PC5 44800)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL46
ECC supportYes
Buffer typeRegistered
Memory rank2Rx4
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items128 GB 2 × 64 GB DDR5 5600 MHz PC5-44800 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

Does the DDR5 5600 PC5-44800 interface run at the full 5600 MT/s on the Supermicro X14SDW-72C-SP9F?

Yes, the kit is spec-matched to the board's memory controller so the 2Rx4 registered ECC modules are recognised at the rated DDR5 5600 speed with CL46 timing.

What physical slot and form factor do these modules need on the Supermicro X14SDW-72C-SP9F?

They require standard 288-pin DDR5 RDIMM slots; the board must accept registered DIMMs, not UDIMM or SODIMM, and the kit provides two 64 GB modules for a 128 GB total.

What is the correct installation order for the two 64 GB RDIMMs on this motherboard?

Consult the Supermicro X14SDW-72C-SP9F manual for the approved DIMM population sequence; the common mistake is inserting modules in the wrong slot pair, which prevents the system from recognising the full 128 GB capacity.

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