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Eight green DDR5 RDIMM modules in anti-static tray

NEMIX RAM

NEMIX RAM 384GB 8x48GB DDR5 4800 CL40 2Rx8 ECC RDIMM memory upgrade

SKU CH-7KR2-HQ8J4

An 384GB eight-module DDR5-4800 kit with 2Rx8 registered ECC RDIMMs at 1.1V CL40, validated for the GIGABYTE MZ33-AR1 motherboard

  • Capacity384GB (8 x 48GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 4800 (PC5 38400)
  • CAS LatencyCL40
  • Voltage1.10V
  • ECCYes

Size 384GB 8X48GB

Show 18 more configurations
  • 384 GB total capacity from eight 48 GB modules for maximum server density
  • DDR5-4800 speed with CL40 latency delivers rated throughput for demanding workloads
  • Registered ECC design corrects single-bit errors and stabilises fully populated channels
  • 1 V operation at 288-pin RDIMM form factor matches motherboard electrical requirements
  • Verified compatibility with GIGABYTE MZ33-AR1 ensures correct population and full recognition

Capacity and compatibility

This 384GB kit contains eight 48GB DDR5 RDIMM modules rated at 4800MHz PC5-38400 with CL40 latency and 1.10V operation. It is built as an exact-match upgrade for the GIGABYTE MZ33-AR1 motherboard, using registered ECC 2Rx8 architecture that the board's memory controller expects for full-capacity recognition.

Upgrade scope and justification

The kit replaces any smaller or mixed-capacity DDR5 RDIMM configuration currently installed in the MZ33-AR1, removing population mismatches that can limit usable memory or reduce speed. The jump is worth it when workloads require the full 384GB registered ECC capacity at the board's native 4800MHz rate without downclocking or slot restrictions.

Installation notes and common issues

Each 288-pin RDIMM seats in the standard server DIMM slots following the motherboard's prescribed population order, and the registered buffer ensures electrical loading stays within spec across all eight slots. Problems usually arise when the population sequence is ignored, when UDIMM or SODIMM modules are mixed in, or when the system manual's supported-capacity table is not consulted before installation.

Highlights

  • 384 GB total capacity from eight 48 GB modules for maximum server density
  • DDR5-4800 speed with CL40 latency delivers rated throughput for demanding workloads
  • Registered ECC design corrects single-bit errors and stabilises fully populated channels
  • 1 V operation at 288-pin RDIMM form factor matches motherboard electrical requirements
  • Verified compatibility with GIGABYTE MZ33-AR1 ensures correct population and full recognition

Specifications

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR38400-4828K8
Capacity384GB (8 x 48GB)
Type288-Pin DDR5 RDIMM
SpeedDDR5 4800 (PC5 38400)
CAS LatencyCL40
Voltage1.10V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx8
ChipsetMajor OEM Samsung, Micron, Hynix
Heat SpreaderNo
Compatible SystemGIGABYTE
FeaturesDDR5 ECC RDIMM Motherboard Compatible
Package Content384GB 8X48GB DDR5 4800MHz PC5-38400 2Rx8 1.1V 288-PIN ECC RDIMM KIT

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Questions about this item

Will the 288-pin DDR5 RDIMM modules fit the GIGABYTE MZ33-AR1 motherboard slots?

Yes, the 288-pin RDIMM form factor matches the board's DDR5 4800MHz PC5-38400 specification exactly, so all eight modules seat correctly in the server memory slots.

What is the correct installation order for the 8x48GB 2Rx8 registered ECC kit on this motherboard?

Consult the GIGABYTE MZ33-AR1 manual for the approved DIMM population sequence; registered ECC modules must be installed in the specific slot order the board requires to recognise the full 384GB capacity.

Do the Samsung, Micron or Hynix DRAM chips on these modules require any periodic maintenance?

No, the DRAM chips are solid-state components with no moving parts and need no scheduled maintenance; ECC error correction runs automatically during operation.

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