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Twelve green DDR5 RDIMM modules in anti-static tray

NEMIX RAM

NEMIX RAM DDR5 6400 ECC RDIMM 576GB (12×48GB) CL52 1.1V Supermicro H14SSL-N

SKU CH-QA04-XRT6Z

576GB DDR5 6400 ECC Registered RDIMM kit with 12×48GB modules at CL52 and 1.1V for Supermicro H14SSL-N

  • Total capacity576 GB (12 × 48 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 576GB 12X48GB

Show 24 more
  • Massive 576 GB capacity from twelve 48 GB modules
  • DDR5-6400 speed with CL52 latency for responsive server workloads
  • Registered ECC design prevents data corruption at full population
  • Low 1.1 V operation reduces power draw across all slots
  • Exact-match kit validated for Supermicro H14SSL-N motherboard

Server Memory Kit for Supermicro H14SSL-N

This 576GB DDR5 kit contains twelve 48GB Registered ECC RDIMMs built for the Supermicro H14SSL-N motherboard. It targets administrators who need maximum capacity across all memory channels in a single validated package.

Registered ECC Architecture and Population Rules

Registered buffering reduces electrical load on the memory controller so every slot can be populated at the rated 6400MT/s speed. On-die ECC corrects single-bit errors automatically, protecting data integrity during sustained workloads. The 2Rx8 organisation matches the board's population rules for full-capacity recognition.

288-Pin RDIMM Form Factor and Voltage

Modules use the standard 288-pin DDR5 RDIMM connector keyed for server boards, not UDIMM or SODIMM slots. Operating at 1.1V, they align with the platform's power envelope. No heat spreaders are fitted, so airflow across the DIMM rows must follow the chassis design.

How it compares

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

Price $13,570.99
Pricier than about 90% of the 21,161 comparable items (median $397.99).
Total capacity 576 GB (12 × 48 GB)
Higher than about 90% of the 20,941 comparable items (median 32 GB).
Price per GB $23.56 per GB
Pricier than about 68% 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 numberMR51200-4828K12
Total capacity576 GB (12 × 48 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 items576 GB 12 × 48 GB DDR5 6400 MHz PC5-51200 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

Will the twelve 48 GB modules need any firmware updates or periodic replacement?

The registered ECC RDIMMs have no user-serviceable firmware and no scheduled replacement interval; they remain in service until a module fails or the platform is retired.

What limits sustained throughput when all twelve slots are populated at DDR5-6400?

The memory controller on the Supermicro H14SSL-N sets the maximum sustainable bandwidth; the kit simply delivers the rated 6400 MT/s at CL52 across every populated channel.

How much heat and power should I expect from the full 576 GB kit running continuously?

Each 48 GB 2Rx8 module operates at 1.1 V without a heat spreader, so total power draw stays low and airflow from the server chassis is sufficient for continuous operation.

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