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Four green DDR5 RDIMM modules without heat spreaders

NEMIX RAM

NEMIX RAM DDR5 64GB 4x16GB 6400 CL52 1.1V ECC RDIMM 1Rx8 Supermicro H14SSL-N memory upgrade

SKU CH-HH0C-QZDY7

64 GB DDR5 kit with four 16 GB ECC registered RDIMMs at 6400 MT/s, CL52 and 1.1 V, validated for Supermicro H14SSL-N motherboards

  • Total capacity64 GB (4 × 16 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 64GB 4X16GB

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  • Exact-match DDR5-6400 kit installs at rated speed and full capacity
  • 1Rx8 registered ECC modules prevent silent data corruption under load
  • Four 16 GB RDIMMs populate every Supermicro H14SSL-N slot correctly
  • 1 V operation matches the board's memory-controller specification
  • Major OEM Samsung Micron Hynix chips deliver enterprise-grade reliability

Compatible Supermicro H14SSL-N DDR5 Kit

This 64GB kit contains four 16GB DDR5 RDIMMs built for the Supermicro H14SSL-N motherboard. Each module runs at 6400MT/s with CL52 latency and a 1.10V operating voltage. Registered ECC architecture provides error correction and signal buffering for stable server operation.

Suited For Enterprise Server Builds

The kit fits administrators upgrading or populating a Supermicro H14SSL-N platform that requires registered DDR5 memory with ECC. It is not for desktop PCs or workstations that accept only unbuffered UDIMMs, nor for laptops or compact systems limited to SODIMM form factors. Buyers needing higher densities per slot or different speed grades should verify their board's qualified vendor list before purchasing.

Deciding Specification Registered ECC DDR5 RDIMM

The 288-pin registered DIMM format with on-die ECC is the single requirement that determines compatibility with the target motherboard. Only systems designed for DDR5 RDIMMs can accept these modules; UDIMM or SODIMM slots will not fit electrically or mechanically. Confirm the board's memory population rules to ensure full 64GB capacity is recognised at the rated 6400MT/s speed.

How it compares

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

Price $1,974.99
Pricier than about 68% of the 21,161 comparable items (median $397.99).
Total capacity 64 GB (4 × 16 GB)
Higher than about 60% of the 20,941 comparable items (median 32 GB).
Price per GB $30.86 per GB
Pricier than about 88% 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 numberMR51200-618K4
Total capacity64 GB (4 × 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 items64 GB 4 × 16 GB DDR5 6400 MHz PC5-51200 1Rx8 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

Will the 64GB kit work with my existing DDR5 RDIMMs on the Supermicro H14SSL-N?

The kit is validated for the Supermicro H14SSL-N at DDR5 6400 CL52 1.10V 1Rx8 Registered ECC. Matching speed, voltage, rank and ECC type gives the best chance of stable operation when mixed.

How can I confirm the 6400 CL52 1.10V modules are running at their rated settings after install?

Enter the BIOS and verify the memory frequency shows 6400 MT/s, CAS latency 52 and voltage 1.10V; the server POST will also report the full 64 GB capacity with ECC active.

What does the 4x16GB package include and what else is required?

The box contains four 16 GB 288-pin DDR5 Registered ECC RDIMMs. No extra cables, brackets or software are needed; the motherboard provides the slots and power.

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