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Four green DDR5 RDIMM modules in anti-static tray

NEMIX RAM

NEMIX RAM 128GB DDR5 4800 CL40 2Rx8 ECC RDIMM 4x32GB Supermicro H13SSL-N memory upgrade

SKU CH-D1M6-Q9THG

128 GB DDR5-4800 registered ECC kit in four 32 GB modules, validated for Supermicro H13SSL-N motherboards

  • Total capacity128 GB (4 × 32 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 128GB 4X32GB

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  • Full 128 GB capacity with four 32 GB DDR5 modules
  • DDR5-4800 speed rated at PC5-38400 for server workloads
  • Registered ECC design corrects single-bit errors automatically
  • 1 V operation at CL40 latency for stable performance
  • Exact fit for Supermicro H13SSL-N motherboard 288-pin slots

Supermicro H13SSL-N upgrade kit

This 128GB kit contains four 32GB DDR5 4800 RDIMM modules built to the exact rank, voltage and timing the Supermicro H13SSL-N memory controller expects. Registered ECC architecture and 1.1V operation match the board's native requirements for stable server deployment.

Registered RDIMM form factor for full population

The 288-pin registered design offloads the memory controller so all four slots can run fully populated at rated speed without signal degradation. ECC corrects single-bit errors on the fly, protecting data integrity in production workloads.

Replaces partial or mismatched DDR5 sets

The jump is worth it when moving from a partially filled configuration or mixed-rank modules that force the controller to down-clock. Buyers who need a different capacity per module or a non-registered form factor cannot use this kit.

How it compares

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

Price $3,344.99
Pricier than about 74% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB (4 × 32 GB)
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $26.13 per GB
Pricier than about 72% 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 numberMR38400-328K4
Total capacity128 GB (4 × 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 items128 GB 4 × 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

Will the 1.10 V DDR5 modules hit a thermal throttle limit when all four slots run continuously?

The kit operates at the standard 1.10 V with no heat spreader; sustained loads rely on the server chassis airflow to keep the 2Rx8 RDIMMs within spec.

How much fan noise or extra power draw should I expect from a fully populated 128 GB configuration?

Registered ECC RDIMMs add negligible wattage per module at 1.10 V, and the bare PCB design means acoustics are dictated entirely by your system fans, not the memory itself.

Does the Supermicro H13SSL-N need a specific BIOS revision or CPU stepping to recognise the 2Rx8 4800 MT/s kit at full speed?

The kit is validated for the H13SSL-N motherboard; consult the board manual for the approved DIMM population order and any firmware notes before installation.

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