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Four green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM 512GB (4x128GB) DDR5-5600 ECC RDIMM CL46 2Rx4 1.1V GIGABYTE MZ73-LM1 memory upgrade

SKU CH-4PW2-AJ0RZ

512 GB DDR5 server memory kit with four 128 GB ECC registered DIMMs running at 5600 MHz, CL46, 1.1 V, validated for the Gigabyte MZ73-LM1 motherboard

  • Total capacity512 GB (4 × 128 GB)
  • Rated speedDDR5 5600 (PC5 44800)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL46
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 512GB 4X128GB

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  • 512 GB total capacity from four 128 GB modules for maximum server memory density
  • DDR5-5600 speed with CL46 latency delivers rated bandwidth for GIGABYTE MZ73-LM1 platforms
  • Registered ECC RDIMM architecture corrects single-bit errors and buffers signals for stable fully-populated operation
  • 1 V operating voltage matches the motherboard's memory controller specification exactly
  • 288-pin DDR5 RDIMM form factor ensures physical and electrical compatibility with the target server board

512GB DDR5-5600 ECC RDIMM kit for GIGABYTE MZ73-LM1

This 512GB kit contains four 128GB DDR5-5600 ECC registered DIMMs built to the exact rank, voltage and timing the GIGABYTE MZ73-LM1 memory controller expects. It is intended for server administrators who need the full 512GB capacity recognised at rated speed without manual tuning. Builders using consumer boards or unbuffered memory should look elsewhere because this kit requires registered DIMM slots and ECC support.

Registered ECC architecture

The registered buffer offloads the memory controller so all four slots run fully populated at 5600MT/s while on-die ECC corrects single-bit errors before they reach the operating system. CL46 latency and 1.1V operation match the motherboard's qualified vendor list, so the system posts at full capacity without down-clocking or population-order workarounds. No heat spreaders are included, leaving airflow management to the chassis design.

288-pin RDIMM form factor and OEM chip sourcing

Each module uses a 288-pin RDIMM edge connector keyed for DDR5 server platforms, preventing accidental installation in UDIMM or SODIMM slots. Major OEM Samsung, Micron or Hynix DRAM chips are selected per production lot to maintain consistent electrical characteristics across the kit. Verify the MZ73-LM1 manual for approved DIMM population order before installation, as server memory rules vary by model.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $16,320.99
Pricier than about 91% of the 21,161 comparable items (median $397.99).
Total capacity 512 GB (4 × 128 GB)
Higher than about 90% of the 20,941 comparable items (median 32 GB).
Price per GB $31.88 per GB
Pricier than about 90% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineNEMIX RAM Original Series Server Memory
Model nameDDR5 ECC RDIMM Registered Server Memory
Part numberMR44800-724K4
Total capacity512 GB (4 × 128 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 5600 (PC5 44800)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL46
ECC supportYes
Buffer typeRegistered
Memory rank2Rx4
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsGIGABYTE
In the box
Included items512 GB 4 × 128 GB DDR5 5600 MHz PC5-44800 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

Will the 288-pin RDIMM slots on the GIGABYTE MZ73-LM1 need any firmware updates to keep all four 128GB modules recognised?

The kit is an exact-match upgrade validated for the MZ73-LM1 at DDR5-5600, so the board's existing memory controller firmware recognises the 2Rx4 registered modules at full capacity without extra steps.

What thermal limit appears first when all four 128GB RDIMMs run at 5600MT/s continuously?

With no heat spreaders on the modules, the DRAM junction temperature reaches its throttling threshold before the 1.10V power envelope becomes the limiting factor.

How much power does the 512GB kit draw at the rated 1.10V when the server runs 24/7?

Each 128GB 2Rx4 RDIMM operates at 1.10V, so the four-module kit draws its rated voltage continuously; the registered buffer keeps the memory-controller load low even at full population.

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