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Two green DDR5 RDIMM modules without heat spreaders, 288-pin, 256GB kit

NEMIX RAM

NEMIX RAM DDR5 5600 256GB 2x128GB CL46 ECC RDIMM Supermicro H14DSG-OD memory upgrade

SKU CH-EGPY-ND9HE

256 GB DDR5-5600 ECC registered RDIMM kit in two 128 GB modules, validated for the Supermicro H14DSG-OD motherboard

  • Total capacity256 GB (2 × 128 GB)
  • Rated speedDDR5 5600 (PC5 44800)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL46
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 256GB 2X128GB

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  • 256 GB total capacity from a matched 2 × 128 GB kit
  • DDR5 5600 speed with CL46 latency for rated throughput
  • Registered ECC architecture corrects single-bit errors and supports full population
  • 10 V operation at 2Rx4 rank aligns with the memory controller
  • 288-pin RDIMM form factor verified for the Supermicro H14DSG-OD motherboard

Exact-match DDR5 upgrade for Supermicro H14DSG-OD

This 256GB kit delivers two 128GB DDR5 RDIMMs rated at 5600MHz PC5-44800 with CL46 latency and 1.10V operation. The modules use a 2Rx4 registered ECC design that matches the motherboard's memory controller requirements for full-capacity recognition and rated-speed operation.

Registered ECC architecture

The registered buffer offloads the memory controller to support fully populated slots at maximum capacity. ECC functionality detects and corrects single-bit errors in real time to prevent silent data corruption and unexpected reboots. Chips are sourced from Samsung, Micron, or Hynix without heat spreaders for standard server airflow compatibility.

Suited for H14DSG-OD servers needing maximum

Ideal for administrators populating all DIMM slots with validated 128GB modules. Not suitable for systems requiring UDIMM or SODIMM form factors, non-ECC memory, or lower-density configurations. Buyers must verify their specific motherboard manual for supported population rules and maximum capacity limits before installation.

How it compares

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

Price $8,138.99
Pricier than about 84% of the 21,161 comparable items (median $397.99).
Total capacity 256 GB (2 × 128 GB)
Higher than about 80% of the 20,941 comparable items (median 32 GB).
Price per GB $31.79 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 numberMR44800-724K2
Total capacity256 GB (2 × 128 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 items256 GB 2 × 128 GB DDR5 5600 MHz PC5-44800 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

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Questions about this item

Will the 2Rx4 ECC RDIMM modules need replacement if a single-bit error occurs?

No, the registered ECC design corrects single-bit errors on the fly so the modules stay in service without replacement.

What limits sustained throughput on the Supermicro H14DSG-OD with this kit?

The DDR5-5600 CL46 timing and 1.1 V voltage set the maximum data rate and latency the memory controller can sustain.

How much heat and power do the two 128 GB sticks draw under all-day load?

Each module runs at 1.1 V with no heat spreader, so total power stays at the DDR5-5600 1.1 V spec and cooling is handled by the server's standard airflow.

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