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Twelve green DDR5 RDIMM modules in a row, bare black chips, no heat spreaders, 288-pin gold contacts

NEMIX RAM

NEMIX RAM 384GB 12x32GB DDR5 4800 CL40 2Rx8 ECC RDIMM Supermicro H13SSL-N

SKU CH-Q5XW-Z15VK

A 384 GB DDR5 ECC registered memory kit with twelve 32 GB modules at 4800 MT/s, CL40, 1.1 V, validated for the Supermicro H13SSL-N motherboard

  • Total capacity384 GB (12 × 32 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 384GB 12X32GB

Show 24 more
  • 384 GB total capacity from twelve 32 GB modules enables maximum server density
  • DDR5 4800 speed with CL40 latency delivers rated bandwidth for demanding workloads
  • Registered ECC design corrects single-bit errors and stabilises fully populated channels
  • 10 V operation matches the Supermicro H13SSL-N memory controller specification
  • 288-pin RDIMM form factor fits the board's required slot type exactly

Supermicro H13SSL-N exact-fit kit

This 384GB kit contains twelve 32GB DDR5 RDIMMs built to the precise rank, voltage and timing the Supermicro H13SSL-N memory controller expects. Registered ECC architecture allows every slot to run fully populated at the rated speed while correcting single-bit errors before they reach production workloads.

Thermals and power at rated speed

Each module operates at 1.1V with CL40 latency at DDR5-4800, drawing minimal power for the density provided. The absence of heat spreaders keeps the profile low for tight server chassis airflow paths while the registered buffer reduces electrical load on the memory controller during normal operation.

Sustained-load behaviour

Registered buffering maintains signal integrity across all twelve slots when the system runs continuously at full capacity. ECC correction works on the fly during extended compute tasks, preventing silent data corruption and unplanned reboots that would otherwise interrupt production services.

How it compares

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

Price $11,511.99
Pricier than about 89% 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 $29.98 per GB
Pricier than about 85% 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 numberMR38400-328K12
Total capacity384 GB (12 × 32 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 4800 (PC5 38400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL40
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 4800 MHz PC5-38400 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

How do I install the 12 RDIMMs on the Supermicro H13SSL-N and which step is commonly missed?

Power down the server, open the chassis, and populate the twelve 288-pin slots following the board's exact population sequence shown in the manual; the step most often missed is confirming the 2Rx8 registered modules are seated in the prescribed order so the memory controller initialises all 384GB at DDR5-4800.

What maintenance or replacement will this 384GB kit need during its service life?

The modules have no heat spreaders and no moving parts, so no routine maintenance is required; replacement only occurs if a DIMM fails, at which point the lifetime replacement warranty covers a direct swap of the defective 32GB stick.

What limit appears first when the Supermicro H13SSL-N runs this memory fully populated under sustained load?

The registered DDR5-4800 CL40 1.1V specification defines the electrical envelope; under continuous full-capacity workloads the memory controller's thermal and timing margins are reached before any module-level throttling activates.

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