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Twelve green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM DDR5 6400 384GB (12x32GB) ECC RDIMM CL52 1.1V 2Rx8 Supermicro H13SSL-NT

SKU CH-KD2T-8EK6A

384 GB DDR5-6400 ECC registered RDIMM kit with 12 modules at CL52, 1.1 V, 2Rx8, validated for Supermicro H13SSL-NT motherboards

  • Total capacity384 GB (12 × 32 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered
  • 384 GB total capacity from twelve 32 GB modules for dense server workloads
  • DDR5 6400 speed with CL52 latency keeps data flowing at rated throughput
  • 1 V registered ECC RDIMM design reduces controller load and corrects single-bit errors
  • 2Rx8 dual-rank layout enables full-population stability on every slot
  • Verified fit for Supermicro H13SSL-NT with 288-pin RDIMM form factor

Server Memory Kit for Supermicro H13SSL-NT

This 384GB kit contains twelve 32GB DDR5 RDIMM modules built to the exact specifications the Supermicro H13SSL-NT memory controller expects. Each module operates at 6400MHz with CL52 latency at 1.1V using a 2Rx8 registered ECC design. The 288-pin form factor matches the board's DIMM slots precisely.

Replaces Partial or Mismatched Populations

Upgrading from a partially filled configuration or mixed-rank modules removes the population-rule conflicts that force the controller to downclock or disable slots. The jump is worth it when your workload needs every channel populated at the rated 6400MHz speed without the controller falling back to a lower data rate.

Sustained Load Behaviour

Registered buffering offloads the memory controller so all twelve slots remain stable at full capacity during continuous operation. ECC corrects single-bit errors on the fly preventing silent data corruption that would otherwise accumulate under long-running server workloads. The 1.1V operating voltage keeps power draw consistent across the fully populated array.

How it compares

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

Price $13,880.99
Pricier than about 90% of the 21,161 comparable items (median $397.99).
Total capacity 384 GB (12 × 32 GB)
Higher than about 85% of the 20,941 comparable items (median 32 GB).
Price per GB $36.15 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 numberMR51200-328K12
Total capacity384 GB (12 × 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 items384 GB 12 × 32 GB DDR5 6400 MHz PC5-51200 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

Does this 384GB kit use the 288-pin RDIMM form factor required by the Supermicro H13SSL-NT motherboard?

Yes, every module in the 12 x 32GB kit is a 288-pin DDR5 RDIMM, matching the registered DIMM slot specification for the Supermicro H13SSL-NT.

What is the correct population order for installing all 12 modules on the Supermicro H13SSL-NT?

Follow the motherboard manual's approved DIMM population sequence; the kit is spec-matched to the board's memory-population rules, so full capacity is recognized when installed in the prescribed order.

Will these registered ECC modules require any firmware updates or ongoing maintenance after installation?

No firmware updates are needed for the memory itself; the registered ECC design corrects single-bit errors automatically, and the modules carry a lifetime replacement warranty if a hardware fault ever occurs.

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