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Four green DDR5 RDIMM sticks with gold contacts and black chips

NEMIX RAM

NEMIX RAM 512GB (4 x 128GB) DDR5 6400 PC5-51200 2Rx4 ECC RDIMM server RAM

SKU CH-PNY3-XY12G

A 512GB DDR5 6400 server memory kit with four 128GB ECC registered DIMMs at 1.1V

  • Capacity512GB (4 x 128GB)
  • SpeedDDR5 6400 (PC5 51200)
  • CAS Latency52
  • Voltage1.1V
  • ECCYes
  • Buffered/RegisteredRegistered
  • Massive 512 GB capacity from four 128 GB modules
  • DDR5 6400 speed rated at PC5-51200 bandwidth
  • ECC registered design detects and corrects data errors
  • Low 1.1 V operation reduces server power draw
  • Built with major OEM Samsung, Micron or Hynix chips

Capacity and purpose

This kit provides 512GB of DDR5 server memory across four 128GB registered DIMMs. It is built for platforms that require ECC RDIMM modules running at 6400MHz. The product is not for standard desktop or laptop computers that accept only unbuffered memory.

Thermals and power profile

Each module operates at 1.1V, a voltage level typical for DDR5 registered memory. The 2Rx4 organisation and registered buffer help distribute electrical load across the memory controller. No active cooling components are included; thermal behaviour depends on the server chassis airflow.

Sustained-load behaviour

Registered DIMMs with ECC maintain data integrity during continuous workloads such as virtualisation, database serving or scientific computing. The 52 CAS latency and PC5-51200 rating define the timing envelope the memory controller will negotiate. Stability over long periods relies on the host system's memory training and cooling capacity.

Points forts

  • Massive 512 GB capacity from four 128 GB modules
  • DDR5 6400 speed rated at PC5-51200 bandwidth
  • ECC registered design detects and corrects data errors
  • Low 1.1 V operation reduces server power draw
  • Built with major OEM Samsung, Micron or Hynix chips

Caractéristiques

BrandNEMIX RAM
ModelPart#: MR51200-724K4-SM-AS-1015CS-TNR
Part NumberPart#: MR51200-724K4-SM-AS-1015CS-TNR
Capacity512GB (4 x 128GB)
SpeedDDR5 6400 (PC5 51200)
CAS Latency52
Voltage1.1V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx4
ChipsetMajor OEM Samsung, Micron, Hynix

Questions sur cet article

How do I install the four 128GB DDR5 RDIMM modules, and what step is often missed?

Seat each 288‑pin module fully until the retention clips click; the step often missed is verifying the motherboard supports 2Rx4 registered ECC at 6400 MT/s before powering on.

What maintenance or replacement will this 512GB kit need over time?

No scheduled maintenance is required; if a module fails, replace the faulty 128GB stick with an identical DDR5 6400 2Rx4 ECC RDIMM to keep the quad‑channel set matched.

What limit appears first when the kit runs at 6400 MT/s under sustained load?

The CAS latency of 52 cycles at 1.1 V sets the timing ceiling; thermal throttling or voltage limits on the platform will typically trigger before the modules themselves degrade.

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