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Four green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM DDR5 5600 ECC Registered RDIMM 128GB (4x32GB) CL46 1.1V 2Rx8 Supermicro H13SSF memory upgrade

SKU CH-46VC-W8SH3

128 GB kit of four 32 GB DDR5-5600 ECC registered RDIMMs at 1.1 V CL46, validated for Supermicro H13SSF servers

  • Total capacity128 GB (4 × 32 GB)
  • Rated speedDDR5 5600 (PC5 44800)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL46
  • Rated voltage1.1 V
  • Buffer typeRegistered
  • 128 GB capacity across four 32 GB modules
  • DDR5 5600 speed with CL46 latency
  • Registered ECC design corrects single-bit errors
  • 1 V operation matches server memory controller
  • Verified fitment for Supermicro H13SSF motherboard

128GB DDR5 ECC RDIMM kit for Supermicro H13SSF

This 128GB kit consists of four 32GB DDR5 5600 Registered ECC modules built to the exact rank, voltage and timing the H13SSF memory controller expects. It is intended for administrators expanding a Supermicro H13SSF server to its full supported capacity with modules that are recognised at rated speed.

Thermals noise and power at 1.1V

Each module operates at 1.10V without a heat spreader, relying on the server chassis airflow for cooling. Registered buffering reduces electrical load on the memory controller when all slots are populated, helping the system maintain stable operation at the rated DDR5 5600 frequency. No acoustic or power-draw figures are provided by the supplier.

Replaces partial or slower memory configurations

The kit replaces smaller-capacity or lower-speed DIMM sets that leave slots empty or force the controller to down-clock. The upgrade is worth it when the workload needs the full 128GB at the native 5600 MT/s data rate with ECC protection. It is not for systems that require UDIMM or SODIMM form factors, non-ECC memory, or voltages other than 1.10V.

How it compares

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

Price $4,227.99
Pricier than about 77% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB (4 × 32 GB)
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $33.03 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 numberMR44800-328K4
Total capacity128 GB (4 × 32 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 rank2Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items128 GB 4 × 32 GB DDR5 5600 MHz PC5-44800 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

How do I install the 288-pin RDIMM kit on the Supermicro H13SSF, and which step is often missed?

Power down, open the chassis, and insert each 32 GB module into the slots listed first in the motherboard manual, pressing until both latches click; the step most often missed is confirming the exact population order for a four-DIMM 2Rx8 configuration so the server recognises the full 128 GB at DDR5-5600.

What maintenance or replacement will the 128 GB DDR5 ECC RDIMM kit need later?

No routine maintenance is required; the modules have no heat spreaders and run at 1.1 V, so only a failed DIMM would need replacement, which is covered by the lifetime replacement warranty.

What limit appears first when the 4 x 32 GB 2Rx8 RDIMM kit runs sustained workloads?

The registered buffer and ECC logic keep every slot stable at the rated CL46 5600 MT/s, so the first practical ceiling is the motherboard's maximum supported capacity rather than a thermal or signal-integrity bottleneck.

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