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Two green 288-pin DDR5 RDIMM modules with black chips, no heat spreaders

NEMIX RAM

NEMIX RAM 128GB (2 x 64GB) DDR5 4800 ECC Registered RDIMM memory upgrade

SKU CH-W1AZ-BK1VK

128 GB DDR5-4800 ECC registered RDIMM kit (2 × 64 GB, CL40, 1.10 V, 2Rx4) validated for the Gigabyte MZ23-SU0 server motherboard

  • Capacity128GB (2 x 64GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 4800 (PC5 38400)
  • CAS LatencyCL40
  • Voltage1.10V
  • ECCYes

Size 128GB 2X64GB

Show 18 more configurations
  • 128 GB total capacity with two 64 GB modules for high-density server workloads
  • DDR5 4800 speed rated at PC5-38400 for fast data throughput
  • Registered ECC design with 2Rx4 organisation corrects single-bit errors and stabilises fully populated slots
  • 1 V operating voltage reduces power draw while meeting DDR5 JEDEC specification
  • 288-pin RDIMM form factor matches GIGABYTE MZ23-SU0 motherboard requirements

Exact-fit DDR5 RDIMM kit

This 128GB kit contains two 64GB DDR5 4800 registered ECC modules built to the precise rank, voltage and timing the GIGABYTE MZ23-SU0 motherboard expects. The 2Rx4 organisation and 1.10V operation let the board recognise full capacity at rated speed without manual tuning. It is not for systems that require unbuffered UDIMMs or SODIMM form factors.

Registered ECC stability

Registered architecture offloads the memory controller so every slot runs fully populated at 4800 MT/s while on-die ECC corrects single-bit errors before they reach production workloads. The modules carry no heat spreaders and operate at the standard 1.10V DDR5 voltage. Buyers who need passive cooling clearance beyond bare PCB height should verify chassis airflow independently.

288-pin DDR5 4800 CL40

The single specification that decides fit is the 288-pin DDR5 RDIMM interface at 4800 MT/s with CL40 latency. Only motherboards wired for registered DDR5 at this exact speed and pin-out will post at full frequency. Consult the MZ23-SU0 manual for approved population order and maximum supported capacity before purchase.

Highlights

  • 128 GB total capacity with two 64 GB modules for high-density server workloads
  • DDR5 4800 speed rated at PC5-38400 for fast data throughput
  • Registered ECC design with 2Rx4 organisation corrects single-bit errors and stabilises fully populated slots
  • 1 V operating voltage reduces power draw while meeting DDR5 JEDEC specification
  • 288-pin RDIMM form factor matches GIGABYTE MZ23-SU0 motherboard requirements

Specifications

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR38400-924K2
Capacity128GB (2 x 64GB)
Type288-Pin DDR5 RDIMM
SpeedDDR5 4800 (PC5 38400)
CAS LatencyCL40
Voltage1.10V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx4
ChipsetMajor OEM Samsung, Micron, Hynix
Heat SpreaderNo
Compatible SystemGIGABYTE
FeaturesDDR5 ECC RDIMM Motherboard Compatible
Package Content128GB 2X64GB 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 RDIMMs on the GIGABYTE MZ23-SU0, and which slot order does the manual require?

Power down, open the chassis, align each 288-pin RDIMM with the keyed slot, press firmly until both clips lock, then follow the motherboard manual's exact population sequence for the two 64 GB modules to enable full 128 GB capacity at DDR5 4800.

What ongoing maintenance or replacement should I expect for these ECC Registered modules?

The modules have no moving parts and no heat spreader; they require no scheduled maintenance, and ECC corrects single-bit errors automatically, so replacement is only needed if a module fails completely.

What limit appears first when the kit runs fully populated at 4800 MT/s under sustained load?

The memory controller's maximum supported rank count per channel is reached first, capping total capacity before bandwidth or thermal limits become a factor.

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