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Eight green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM DDR5 1TB 8x128GB 4800MHz CL40 2Rx4 ECC RDIMM Supermicro H13SSF

SKU CH-WZBT-9E524

1 TB server memory kit with eight 128 GB DDR5 4800 MHz CL40 registered ECC RDIMMs built for the Supermicro H13SSF motherboard

  • Capacity1TB (8 x 128GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 4800 (PC5 38400)
  • CAS LatencyCL40
  • Voltage1.10V
  • ECCYes

Size 1TB 8X128GB

Show 30 more configurations
  • 1TB capacity across eight 128GB modules
  • DDR5 4800MHz speed with CL40 latency
  • Registered ECC design prevents silent data corruption
  • 1V operation matches server memory controller spec
  • Verified compatibility with Supermicro H13SSF motherboard

Server-Specific DDR5 Kit

This 1 TB kit contains eight 128 GB DDR5-4800 registered ECC RDIMMs built to the exact rank, voltage and timing the Supermicro H13SSF memory controller expects. It is intended for administrators who need to populate every slot at full rated capacity without manual tuning. Buyers who require unbuffered UDIMMs, SODIMMs or a different DDR generation cannot use this product.

Thermals and Power Draw

Each module operates at 1.1 V with no integrated heat spreader, relying on the server chassis airflow for cooling. Registered buffering reduces electrical load on the memory controller when all eight slots are filled, keeping power draw predictable under sustained workloads. Acoustic characteristics depend entirely on the system fan profile, which is not defined by the memory itself.

Build and Connectors

The 288-pin RDIMM form factor matches the H13SSF DIMM sockets exactly; no adapters or alternate module types will fit. Samsung, Micron or Hynix DRAM chips are used interchangeably to meet the CL40 specification. Installation must follow the motherboard manual population order to ensure full 1 TB recognition and stable operation.

Highlights

  • 1TB capacity across eight 128GB modules
  • DDR5 4800MHz speed with CL40 latency
  • Registered ECC design prevents silent data corruption
  • 1V operation matches server memory controller spec
  • Verified compatibility with Supermicro H13SSF motherboard

Specifications

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR38400-724K8
Capacity1TB (8 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 Content1TB 8X128GB DDR5 4800MHz PC5-38400 2Rx4 1.1V 288-PIN ECC RDIMM KIT

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Questions about this item

How do I install the 288-pin DDR5 RDIMM kit in the Supermicro H13SSF and what step is often missed?

Power down, open the chassis, and insert each 128 GB module into the slots specified by the motherboard manual in the exact population order; the step most people skip is verifying that all eight RDIMMs are seated in the correct sequence so the memory controller recognises the full 1 TB at 4800 MHz.

What maintenance or replacement will the 2Rx4 ECC RDIMM kit need over its service life?

The modules have no heat spreader and no moving parts, so no routine maintenance is required; if a single-bit error exceeds ECC correction or a module fails, replace the affected 128 GB RDIMM with an identical DDR5-4800 CL40 2Rx4 part to keep registered operation and 1.10 V compatibility.

What limit appears first when the 1 TB kit runs sustained workloads on the H13SSF?

The registered DDR5-4800 CL40 timing at 1.10 V sets the bandwidth ceiling; with all eight slots populated the memory controller reaches its maximum supported data rate before thermal or power limits become a factor.

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