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Twelve green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM 1.5TB 12x128GB DDR5 4800 CL40 1.1V ECC RDIMM Supermicro H14SSL-N memory upgrade

SKU CH-4CX1-JY6NB

A 1.5 TB registered ECC DDR5 kit of twelve 128 GB modules at 4800 MT/s, CL40, 1.1 V, validated for the Supermicro H14SSL-N motherboard

  • Capacity1.5TB (12 x 128GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 4800 (PC5 38400)
  • CAS LatencyCL40
  • Voltage1.10V
  • ECCYes

Size 1.5TB 12X128GB

Voir les 24 autres configurations
  • 5 TB total capacity from twelve 128 GB modules
  • DDR5 4800 speed with CL40 latency at 1.10 V
  • 2Rx4 registered ECC design prevents silent data corruption
  • 288-pin RDIMM form factor matches Supermicro H14SSL-N slots
  • Lifetime replacement warranty with US-based technical support

1.5TB DDR5 ECC RDIMM kit for Supermicro H14SSL-N

This kit delivers 1.5TB of registered DDR5 memory across twelve 128GB modules. It is built for the Supermicro H14SSL-N motherboard and matches the board's 288-pin RDIMM requirement. The 2Rx4 rank structure and 1.1V operating voltage align with the platform's memory controller expectations.

Registered ECC architecture with 2Rx4 organisation

Registered buffering reduces electrical load on the memory controller when all twelve slots are populated. ECC detects and corrects single-bit errors in flight, preventing silent data corruption. The CL40 latency and PC5-38400 speed rating are the exact figures the board's firmware anticipates for stable operation.

Twelve-slot capacity ceiling at DDR5-4800

The 1.5TB total fills every DIMM socket on the H14SSL-N at the platform's native 4800 MT/s rate. Workloads that scale beyond this capacity or demand higher memory frequencies will exceed what this kit and motherboard combination can provide.

Points forts

  • 5 TB total capacity from twelve 128 GB modules
  • DDR5 4800 speed with CL40 latency at 1.10 V
  • 2Rx4 registered ECC design prevents silent data corruption
  • 288-pin RDIMM form factor matches Supermicro H14SSL-N slots
  • Lifetime replacement warranty with US-based technical support

Caractéristiques

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR38400-724K12
Capacity1.5TB (12 x 128GB)
Type288-Pin DDR5 RDIMM
SpeedDDR5 4800 (PC5 38400)
CAS LatencyCL40
Voltage1.10V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx4
ChipsetMajor OEM Samsung, Micron, Hynix
Heat SpreaderNo
Compatible SystemSupermicro
FeaturesDDR5 ECC RDIMM Motherboard Compatible
Package Content1.5TB 12X128GB DDR5 4800MHz PC5-38400 2Rx4 1.1V 288-PIN ECC RDIMM KIT

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Questions sur cet article

Will the 12 individual 128GB RDIMMs ever need firmware updates or scheduled replacement?

The modules are passive DDR5 components with no firmware to update; under normal server operation they run until a DIMM fails, at which point only the faulty stick is swapped.

What limits sustained throughput first — the CL40 latency or the DDR5-4800 bus?

The DDR5-4800 (PC5-38400) bus ceiling is reached before CL40 latency becomes the bottleneck in continuous workloads.

How much extra heat and power does the 1.5TB kit add when the Supermicro H14SSL-N runs 24/7?

Each 128GB RDIMM operates at 1.1V with no heat spreader, so total power scales with all 12 slots populated and airflow handles the resulting heat.

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