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Four green DDR5 RDIMM modules without heat spreaders in a 512GB kit

NEMIX RAM

NEMIX RAM 512GB (4x128GB) DDR5 4800 CL40 ECC RDIMM ASRock Rack GENOAD12M3-2Q

SKU CH-HKJT-BP2QG

512 GB DDR5 ECC registered server memory kit with four 128 GB modules at 4800 MT/s, CL40, 1.1 V, validated for the ASRock Rack GENOAD12M3-2Q motherboard

  • Capacity512GB (4 x 128GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 4800 (PC5 38400)
  • CAS LatencyCL40
  • Voltage1.10V
  • ECCYes

Size 512GB 4X128GB

Voir les 4 autres configurations
  • 512 GB total capacity for memory-intensive workloads
  • DDR5 4800 speed matches the motherboard specification
  • CL40 latency and 1.10 V voltage meet controller requirements
  • Registered ECC design corrects single-bit errors on the fly
  • Four 128 GB 288-pin RDIMM modules for full-slot population

Exact-Match Server Upgrade

This 512GB kit delivers four 128GB DDR5 4800 RDIMMs tuned to CL40 at 1.1V. The 2Rx4 registered ECC design matches the ASRock Rack GENOAD12M3-2Q memory controller requirements so the system recognises full capacity at rated speed.

Thermals And Power Draw

Operating at 1.1V, the modules run cool without heat spreaders in normal server airflow. Registered buffering reduces electrical load on the memory controller, keeping power draw predictable across all four populated slots during sustained workloads.

When The Jump Is Worth It

This kit replaces smaller-capacity or unbuffered DIMMs when the workload demands maximum registered ECC capacity in every slot. It is not for systems that only accept UDIMMs, boards limited to lower densities, or builds that cannot populate four RDIMMs per channel.

Points forts

  • 512 GB total capacity for memory-intensive workloads
  • DDR5 4800 speed matches the motherboard specification
  • CL40 latency and 1.10 V voltage meet controller requirements
  • Registered ECC design corrects single-bit errors on the fly
  • Four 128 GB 288-pin RDIMM modules for full-slot population

Caractéristiques

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR38400-724K4
Capacity512GB (4 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 SystemASRock Rack
FeaturesDDR5 ECC RDIMM Motherboard Compatible
Package Content512GB 4X128GB DDR5 4800MHz PC5-38400 2Rx4 1.1V 288-PIN ECC RDIMM KIT

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Questions sur cet article

How do I install the 288-pin DDR5 RDIMM modules into the ASRock Rack GENOAD12M3-2Q, and what step is commonly missed?

Power down, open the chassis, align each 288-pin module with the keyed slot, and press firmly until both retention clips click. The step often missed is following the motherboard's specific DIMM population order for four 128GB 2Rx4 modules to enable all 512GB at DDR5 4800.

What maintenance or replacement will this 512GB DDR5 ECC RDIMM kit need over its service life?

No scheduled maintenance is required for the modules themselves. Keep server air filters clean so the 1.1V DRAM stays within thermal limits. If a DIMM develops uncorrectable ECC errors, replace the faulty 128GB stick; the registered 2Rx4 design allows the remaining modules to keep operating.

What limit appears first when this 4800MHz CL40 registered memory runs sustained workloads?

The memory controller's maximum supported capacity and rank-per-channel limit for the GENOAD12M3-2Q is reached first. With four 2Rx4 RDIMMs installed, the board runs at the rated DDR5 4800 CL40 1.1V; exceeding the validated population would force a down-clock or prevent boot.

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