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Two green DDR5 RDIMM modules without heat spreaders, 128GB kit

NEMIX RAM

NEMIX RAM 128GB (2×64GB) DDR5 5600 CL46 1.1V 2Rx4 ECC Registered RDIMM memory upgrade

SKU CH-ZE7M-PGNZG

128GB dual-rank DDR5-5600 ECC registered RDIMM kit validated for Supermicro H14DSG-O-CPU motherboards

  • 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 30 more
  • 128 GB total capacity with two 64 GB modules for high-density server workloads
  • DDR5 5600 speed rated at PC5-44800 for fast data throughput
  • Registered ECC design with 2Rx4 organisation corrects errors and stabilises fully populated channels
  • CL46 latency at 1.1 V operation balances timing and power efficiency
  • 288-pin RDIMM form factor validated for Supermicro H14DSG-O-CPU motherboard

128GB DDR5 5600 ECC RDIMM kit

This 128GB kit provides two 64GB DDR5 5600 Registered ECC modules built for the Supermicro H14DSG-O-CPU motherboard. The 2Rx4 organisation, 1.1V operation and CL46 timing match the board's memory-controller requirements so the full capacity is recognised at rated speed. It targets administrators who need maximum registered memory in a two-DIMM population.

Replaces slower or smaller RDIMMs

The jump is worth it when your current registered ECC modules run below 5600MT/s or total capacity limits the workloads you can host. Moving to this PC5-44800 kit raises bandwidth and doubles density per slot without changing voltage or form factor. It is not for systems that accept only unbuffered UDIMMs or that cap registered memory below the 128GB two-module configuration.

Verify motherboard manual first

Confirm the H14DSG-O-CPU supports 64GB 2Rx4 Registered DIMMs in the intended slots and check the approved population order before ordering. Ensure the chassis accommodates 288-pin RDIMM height and that the BIOS version in use recognises the stated speed and rank. Buyers needing unbuffered memory, SODIMM form factor or voltages other than 1.1V should look elsewhere.

How it compares

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

Price $3,668.99
Pricier than about 75% 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 $28.66 per GB
Pricier than about 81% 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

Will the 288-pin RDIMM modules fit the DIMM slots on a Supermicro H14DSG-O-CPU motherboard?

Yes, the kit uses the 288-pin Registered RDIMM form factor that the H14DSG-O-CPU requires; it is not a UDIMM or SODIMM, so it matches the board's physical slot keying.

What is the correct population order when installing both 64 GB sticks, and what step do builders often skip?

Install the modules in the exact slot sequence listed in the Supermicro H14DSG-O-CPU manual; the step most often missed is confirming that population order before seating the DIMMs.

Do these DDR5 modules need any firmware updates or battery replacements during their service life?

No, the RDIMMs have no onboard firmware or battery; they operate at 1.1 V with CL46 timing and require no maintenance beyond standard server dust control.

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