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Two green DDR5 RDIMM modules side by side, no heat spreaders, gold contacts visible

NEMIX RAM

NEMIX RAM DDR5 6400 64GB (2x32GB) CL52 1.1V ECC RDIMM Supermicro H13SSL-NT

SKU CH-XJB9-VZKHQ

64GB DDR5 kit with two 32GB ECC registered RDIMMs running at 6400MHz CL52 1.1V for Supermicro H13SSL-NT

  • Total capacity64 GB (2 × 32 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered
  • 64 GB dual-channel kit enables full-capacity server operation
  • DDR5-6400 CL52 timing matches the memory controller for rated-speed recognition
  • Registered ECC RDIMM architecture offloads the controller and corrects single-bit errors
  • 1 V low-voltage 2Rx8 modules fit the Supermicro H13SSL-NT motherboard exactly
  • 288-pin RDIMM form factor ensures physical compatibility with the required DIMM slots

Supermicro H13SSL-NT DDR5 RDIMM kit

This 64 GB kit contains two 32 GB DDR5 6400 Registered ECC RDIMMs built for the Supermicro H13SSL-NT motherboard. The 288-pin modules match the board's required form factor and population rules so the memory controller recognises the full capacity at rated speed.

Thermals noise and power at 1.1 V

Operating at 1.10 V the modules draw minimal power and produce little heat without a heat spreader. Registered buffering reduces electrical load on the memory controller keeping system power draw low during typical server workloads.

Sustained load behaviour with ECC

ECC corrects single-bit errors on the fly preventing silent data corruption during continuous operation. The 2Rx8 registered architecture maintains stability when all slots remain fully populated for extended periods.

How it compares

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

Price $2,638.99
Pricier than about 71% of the 21,161 comparable items (median $397.99).
Total capacity 64 GB (2 × 32 GB)
Higher than about 60% of the 20,941 comparable items (median 32 GB).
Price per GB $41.23 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 numberMR51200-328K2
Total capacity64 GB (2 × 32 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 rank2Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items64 GB 2 × 32 GB DDR5 6400 MHz PC5-51200 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

How do I install the 288-pin RDIMM kit in the Supermicro H13SSL-NT and what population step is often missed?

Power down the server, open the chassis, and insert each 32 GB module into the DIMM slots following the exact population order shown in the motherboard manual; the step most often missed is skipping the required slot sequence for registered ECC memory.

What maintenance or replacement will the 2Rx8 DDR5 6400 modules need over their service life?

No scheduled maintenance is required; the modules have no heat spreader and operate at 1.10 V, so replacement is only necessary if a DIMM fails or a capacity upgrade is desired.

What limit appears first when the 64 GB kit runs sustained workloads at CL52?

The registered buffer and ECC logic keep every slot stable at the rated 6400 MT/s, so the first practical limit is the motherboard's maximum supported capacity rather than memory speed or timing.

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