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Four green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM 512GB 4x128GB DDR5 5600 PC5-44800 CL46 2Rx4 1.1V ECC RDIMM Supermicro H14SSF memory upgrade

SKU CH-D2WJ-N2T7G

512 GB DDR5-5600 registered ECC kit in four 128 GB modules, CL46 at 1.1 V, validated for Supermicro H14SSF servers

  • Total capacity512 GB (4 × 128 GB)
  • Rated speedDDR5 5600 (PC5 44800)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL46
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 512GB 4X128GB

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  • 512 GB kit fills four slots for maximum server capacity
  • DDR5 5600 speed matches the board's rated frequency
  • Registered ECC design corrects single-bit errors to prevent data corruption
  • 2Rx4 1.1 V modules meet the controller's exact timing requirements
  • 288-pin RDIMM form factor fits the Supermicro H14SSF motherboard

Exact-match DDR5 kit for Supermicro H14SSF

This 512 GB kit contains four 128 GB DDR5 5600 registered ECC RDIMMs built to the precise rank, voltage and timing the Supermicro H14SSF memory controller expects. Each module runs at 1.1 V with CL46 latency and a 2Rx4 organization, so the board recognises the full capacity at rated speed without manual tuning.

Suited for fully populated H14SSF servers

Administrators expanding a Supermicro H14SSF to its maximum supported memory with registered ECC modules will find this kit drops straight into the approved population order. Builders who need unbuffered UDIMMs, SODIMMs, non-ECC memory or a different speed grade should look at other parts because this kit is registered DDR5 RDIMM only.

Registered ECC with 2Rx4 rank architecture

The dual-rank 2Rx4 registered design offloads the memory controller, allowing every slot to run fully populated at 5600 MT/s while ECC corrects single-bit errors on the fly. This rank structure is the single specification that determines whether the H14SSF will initialise the full 512 GB at rated performance.

How it compares

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

Price $15,823.99
Pricier than about 91% of the 21,161 comparable items (median $397.99).
Total capacity 512 GB (4 × 128 GB)
Higher than about 90% of the 20,941 comparable items (median 32 GB).
Price per GB $30.91 per GB
Pricier than about 89% 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 numberMR44800-724K4
Total capacity512 GB (4 × 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 items512 GB 4 × 128 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 128 GB DDR5 modules need firmware updates or periodic reseating after installation?

No firmware updates or scheduled reseating are required; the registered ECC DDR5 DIMMs are validated for the Supermicro H14SSF and run at 1.1 V with CL46 timings once seated.

What limit appears first when all four slots run 5600 MT/s continuously?

The memory controller's maximum supported capacity and population rules for the H14SSF become the limiting factor before the modules' rated 5600 MT/s speed.

How much heat and power does the 512 GB kit draw at 1.1 V under all-day load?

Each 128 GB DDR5 RDIMM operates at 1.1 V without a heat spreader; registered buffering reduces electrical load on the controller, keeping thermals within standard server airflow limits.

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