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Green rectangular DDR5 RDIMM module with gold edge connectors and black chips no heat spreader

NEMIX RAM

NEMIX RAM 64GB DDR5 4800MHz CL40 2Rx4 ECC Registered RDIMM Supermicro H14SSF memory upgrade

SKU CH-NTES-MAPQB

64GB DDR5 4800MHz registered ECC RDIMM with CL40 timing and 1.1V operation, validated for Supermicro H14SSF motherboards

  • Total capacity64 GB
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 64GB

Show 24 more
  • 64GB DDR5 capacity fits Supermicro H14SSF
  • 4800MHz speed matches board memory controller
  • CL40 latency meets rated timing spec
  • 1V operation reduces power draw
  • 2Rx4 registered ECC prevents data corruption

Exact-match DDR5-4800 upgrade for Supermicro H14SSF

This 64 GB DDR5 RDIMM runs at 4800 MT/s with CL40 timing and 1.10 V. The registered ECC design and 2Rx4 organization match the memory controller expectations of the Supermicro H14SSF motherboard so the full capacity is recognised at rated speed.

Registered architecture offloads the controller

Registered buffering lets every slot run fully populated while ECC corrects single-bit errors on the fly. The module operates at the standard 1.10 V DDR5 voltage with no heat spreader, relying on server chassis airflow for thermal management.

Single-module kit with lifetime support

The package contains one 288-pin RDIMM backed by a lifetime replacement warranty and free US-based technical support. Buyers needing different capacities, UDIMM or SODIMM form factors, or non-ECC memory should verify their platform requirements before ordering.

How it compares

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

Price $1,579.99
Pricier than about 65% of the 21,161 comparable items (median $397.99).
Total capacity 64 GB
Higher than about 60% of the 20,941 comparable items (median 32 GB).
Price per GB $24.69 per GB
Pricier than about 69% 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 numberMR38400-924K1
Total capacity64 GB
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 4800 (PC5 38400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL40
ECC supportYes
Buffer typeRegistered
Memory rank2Rx4
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items64 GB DDR5 4800 MHz PC5-38400 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

How do I install this 64GB DDR5 4800MHz CL40 2Rx4 ECC Registered RDIMM in my Supermicro H14SSF, and which step is commonly missed?

Power down the server, open the chassis, and insert the 288-pin RDIMM into the slot specified by the H14SSF manual for your population order; the step most people skip is confirming the exact slot sequence in the motherboard guide before seating the module.

What maintenance or replacement will this NEMIX RAM 64GB DDR5 4800MHz module need over its service life?

The module has no heat spreader and no moving parts, so routine maintenance is limited to keeping server airflow paths clean; replacement is only required if ECC logs report uncorrectable errors or a DIMM fails POST.

What limit appears first when this 64GB DDR5 4800MHz CL40 2Rx4 RDIMM runs sustained workloads on the H14SSF?

The registered buffer and ECC logic let every slot run fully populated at the rated 4800 MT/s, so the first ceiling you hit will be the maximum memory capacity or DIMM count the H14SSF motherboard supports.

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