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Eight green DDR5 RDIMM modules in a row, no heat spreaders, gold edge connectors visible

NEMIX RAM

NEMIX RAM 384GB 8x48GB DDR5 6400 CL52 1.1V ECC RDIMM Supermicro H14SSL-N memory upgrade

SKU CH-HS98-VANFM

Eight 48 GB DDR5 6400 CL52 registered ECC RDIMMs at 1.1 V deliver 384 GB of validated capacity for the Supermicro H14SSL-N

  • Capacity384GB (8 x 48GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 6400 (PC5 51200)
  • CAS LatencyCL52
  • Voltage1.10V
  • ECCYes

Size 384GB 8X48GB

Show 24 more configurations
  • 384 GB total capacity from eight 48 GB modules
  • DDR5 6400 speed with CL52 latency at 1.1 V
  • Registered ECC design corrects single-bit errors automatically
  • 288-pin RDIMM form factor matches Supermicro H14SSL-N slots
  • Built with major OEM Samsung Micron Hynix components

Exact-match DDR5-6400 kit for Supermicro H14SSL-N

This 384 GB kit contains eight 48 GB DDR5-6400 registered ECC RDIMMs built to the precise rank, voltage and timing the Supermicro H14SSL-N memory controller expects. Each module is a 288-pin 2Rx8 device running at 1.1 V with CL52 latency. The registered architecture allows all slots to be populated at full rated capacity without down-clocking.

Thermals noise and power draw

Operating at the standard DDR5 server voltage of 1.10 V keeps per-module power draw low even with all eight DIMMs installed. No heat spreaders are fitted, so airflow across the bare PCB is the only cooling path; ensure the chassis fan wall delivers steady front-to-back flow. Registered buffering reduces electrical load on the memory controller, contributing to quieter, cooler operation under sustained load.

Build quality connectors and daily implications

Modules use major OEM Samsung Micron or Hynix ICs on a plain green PCB without decorative spreaders, matching typical data-centre aesthetics and dense slot spacing. The 288-pin RDIMM keying prevents accidental insertion into UDIMM or SODIMM slots. ECC and registered operation correct single-bit errors on the fly, protecting production workloads from silent data corruption and unplanned reboots.

Highlights

  • 384 GB total capacity from eight 48 GB modules
  • DDR5 6400 speed with CL52 latency at 1.1 V
  • Registered ECC design corrects single-bit errors automatically
  • 288-pin RDIMM form factor matches Supermicro H14SSL-N slots
  • Built with major OEM Samsung Micron Hynix components

Specifications

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR51200-4828K8
Capacity384GB (8 x 48GB)
Type288-Pin DDR5 RDIMM
SpeedDDR5 6400 (PC5 51200)
CAS LatencyCL52
Voltage1.10V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx8
ChipsetMajor OEM Samsung, Micron, Hynix
Heat SpreaderNo
Compatible SystemSupermicro
FeaturesDDR5 ECC RDIMM Motherboard Compatible
Package Content384GB 8X48GB DDR5 6400MHz PC5-51200 2Rx8 1.1V 288-PIN ECC RDIMM KIT

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Questions about this item

How do I install the 8x48GB DDR5 6400 RDIMM kit in my Supermicro H14SSL-N, and which step is most often missed?

Power down and unplug the server, then open the chassis. Insert each 288-pin RDIMM into the slots specified by the motherboard manual's population order, pressing until both side latches click. The step most often missed is verifying the exact slot sequence for all eight modules before booting.

What maintenance or replacement will this 384GB DDR5 ECC RDIMM kit need over its service life?

The modules have no heat spreaders and no moving parts, so no routine maintenance is required. ECC corrects single-bit errors automatically. If a module fails, replace only the faulty 48GB RDIMM; the lifetime replacement warranty covers the kit.

What limit appears first when the 8x48GB DDR5 6400 CL52 1.1V RDIMM kit runs under sustained load?

The primary limit is the memory controller's maximum supported capacity and population rules for the H14SSL-N. With all eight slots filled at 6400 MT/s, the controller's electrical loading and timing margins determine stability before thermal or voltage limits become a factor.

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