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Eight green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM 128GB 8x16GB DDR5 6400 CL52 1.1V ECC RDIMM Supermicro H14SSF

SKU CH-XECP-6EF7Y

128 GB kit of eight 16 GB DDR5 ECC registered RDIMMs running at 6400 MT/s CL52 1.1 V, validated for the Supermicro H14SSF motherboard

  • Total capacity128 GB (8 × 16 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered
  • Exact-match 128GB DDR5-6400 kit runs at rated speed with CL52 timing
  • Registered ECC RDIMM architecture prevents silent data corruption under full load
  • 1Rx8 1.1V modules match the Supermicro H14SSF memory controller spec
  • Eight 16GB 288-pin DIMMs populate every slot for maximum capacity
  • Lifetime replacement warranty with free US-based technical support included

Exact-match DDR5 kit for Supermicro H14SSF

This 128 GB kit contains eight 16 GB DDR5 6400 RDIMMs built to the precise rank, voltage and timing the Supermicro H14SSF memory controller expects. Registered ECC architecture with CL52 latency and 1.1 V operation ensures the modules are recognised at full capacity and run at their rated speed.

Capacity and headroom for dense workloads

Eight populated slots deliver 128 GB of registered ECC memory, letting the board run fully populated while the buffered design offloads the memory controller. ECC corrects single-bit errors on the fly, preventing silent data corruption and unplanned reboots in production environments.

Replaces mismatched or partial kits

When existing memory is mixed speeds, unregistered or below the required capacity, this spec-matched kit restores full-channel bandwidth and registered stability. The jump is worth it when the server must run every slot at DDR5 6400 with ECC protection and 1Rx8 organisation.

How it compares

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

Price $4,216.99
Pricier than about 77% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB (8 × 16 GB)
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $32.95 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 numberMR51200-618K8
Total capacity128 GB (8 × 16 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 6400 (PC5 51200)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL52
ECC supportYes
Buffer typeRegistered
Memory rank1Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items128 GB 8 × 16 GB DDR5 6400 MHz PC5-51200 1Rx8 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

Will the 8-module 128 GB DDR5 6400 kit run alongside older DDR5 sticks already in my Supermicro H14SSF?

The H14SSF requires identical registered ECC RDIMMs in every populated slot; mixing ranks, speeds or voltages will prevent full-capacity operation.

How can I verify the 1Rx8 CL52 1.10 V modules are operating at DDR5 6400 after installation?

Enter the BIOS and confirm the memory frequency shows 6400 MT/s, CL52 timings and 1.10 V across all 288-pin slots.

Does the box contain only the eight 16 GB RDIMMs or are cables or a heat spreader included?

The package contains exactly the eight 16 GB DDR5 6400 CL52 1.10 V registered ECC RDIMMs; no heat spreaders, cables or extra hardware are supplied.

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