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Four green DDR5 RDIMM modules with black chips, no heat spreaders

NEMIX RAM

NEMIX RAM 256GB (4×64GB) DDR5 4800 CL40 ECC RDIMM SuperMicro SYS-211SE-31D/A X31SEED-F

SKU CH-NJH1-PWB3C

256 GB DDR5-4800 ECC registered server memory kit in four 64 GB modules at CL40 and 1.1 V for SuperMicro SYS-211SE and X31SEED-F systems

  • Capacity256GB (4 x 64GB)
  • SpeedDDR5 4800 (PC5 38400)
  • ECCYes
  • Buffered/RegisteredRegistered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 256 GB total capacity across four 64 GB modules
  • DDR5 4800 speed with PC5-38400 bandwidth rating
  • ECC registered RDIMM protects data integrity in servers
  • 1 V operation reduces power draw under load
  • Validated for SuperMicro SYS-211SE and X31SEED-F systems

NEMIX RAM 256GB DDR5 ECC Kit

This NEMIX RAM kit delivers 256GB of DDR5 4800 registered ECC memory across four 64GB modules. It is built for Supermicro IoT SuperServer SYS-211SE and X31SEED-F platforms that require registered DIMMs with error correction.

Thermals and power at 1.1V

The modules run at 1.10V without heat spreaders, relying on server chassis airflow for cooling. Registered buffering and ECC logic add minimal latency while maintaining signal integrity under sustained enterprise workloads.

288-pin RDIMM form factor

Each stick uses the standard 288-pin DDR5 RDIMM interface with 2Rx4 organisation and CL40 timing. Systems needing unbuffered UDIMMs, non-ECC memory or a different pin count cannot use this kit.

Pontos fortes

  • 256 GB total capacity across four 64 GB modules
  • DDR5 4800 speed with PC5-38400 bandwidth rating
  • ECC registered RDIMM protects data integrity in servers
  • 1 V operation reduces power draw under load
  • Validated for SuperMicro SYS-211SE and X31SEED-F systems

Especificações

BrandNEMIX RAM
SeriesSuperMicro Server/Workstation Compatible Series Memory
ModelSuperMicro DDR5 4800MHZ ECC RDIMM Registered Server Memory
Part NumberMR38400-924K4
Capacity256GB (4 x 64GB)
SpeedDDR5 4800 (PC5 38400)
ECCYes
Buffered/RegisteredRegistered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemSupermicro
CAS LatencyCL40
Heat SpreaderNo
Type288-Pin DDR5 RDIMM
Rank2Rx4
FeaturesDDR5 ECC Registered RDIMM Server Motherboard Compatible
Package Content256GB (4X64GB) DDR5 4800MHZ PC5-38400 2Rx4 1.1V CL40 288-PIN ECC RDIMM Registered Server Memory KIT

Perguntas sobre este artigo

How do I install the 288‑pin DDR5 RDIMM modules in the SuperMicro SYS‑211SE, and which step is most often missed?

Power off the server, open the chassis, align each module’s notch with the slot key, press firmly until both retention clips click, then verify in BIOS that all 256 GB are detected at 4800 MT/s; the step most often missed is seating both clips fully on every module.

What maintenance or replacement will the 4×64 GB ECC RDIMM kit need over its service life?

The modules have no heat spreaders and no moving parts, so no scheduled maintenance is required; replacement is only needed if a module fails, which is covered by the manufacturer’s lifetime replacement warranty.

What limit appears first when the 256 GB kit runs sustained workloads at 1.1 V?

The registered DDR5 4800 CL40 specification sets the latency and throughput ceiling; under continuous load the CAS‑40 timing and 1.1 V operating voltage define the performance boundary before any thermal throttle occurs.

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