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Two green 288-pin DDR5 RDIMM modules, bare chips, no heat spreader

NEMIX RAM

NEMIX RAM 64GB (2x32GB) DDR5 4800MHz CL40 ECC RDIMM memory upgrade

SKU CH-FWK0-KNS59

64 GB registered DDR5 kit (two 32 GB modules) at 4800 MHz CL40 with ECC for Thinkmate Supermicro 521C-NR servers

  • Capacity64GB (2 x 32GB)
  • SpeedDDR5 4800 (PC5 38400)
  • ECCYes
  • Buffered/RegisteredRegistered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 64GB total capacity for memory-intensive server workloads
  • DDR5 4800MHz speed with PC5-38400 bandwidth rating
  • ECC registered design protects data integrity in critical systems
  • 10V operation reduces power draw per module
  • 288-pin RDIMM form factor fits compatible THINKMATE Supermicro 521C-NR servers

Server memory kit

This 64 GB kit contains two 32 GB DDR5 registered DIMMs built for ThinkMate Supermicro SuperServer 521C-NR systems. Each module runs at 4800 MHz with CL40 latency and 1.1 V operation. The ECC RDIMM design targets enterprise workloads that require error correction and registered signalling.

Thermals and power

Modules operate at the standard 1.10 V DDR5 voltage without a heat spreader, relying on chassis airflow for cooling. Registered buffering and ECC logic add minimal overhead while maintaining signal integrity under sustained server loads. Power draw scales with the 4800 MHz data rate and 1Rx4 organisation.

Compatibility constraint

The kit is validated for ThinkMate Supermicro SuperServer 521C-NR platforms using 288-pin DDR5 RDIMM slots. Systems requiring unbuffered UDIMMs, a different pin count, or non-ECC memory cannot use these modules. Buyers needing consumer desktop memory or laptop SO-DIMMs should select a different product.

Points forts

  • 64GB total capacity for memory-intensive server workloads
  • DDR5 4800MHz speed with PC5-38400 bandwidth rating
  • ECC registered design protects data integrity in critical systems
  • 10V operation reduces power draw per module
  • 288-pin RDIMM form factor fits compatible THINKMATE Supermicro 521C-NR servers

Caractéristiques

BrandNEMIX RAM
SeriesTHINKMATE Server/Workstation Compatible Series Memory
ModelTHINKMATE DDR5 4800MHZ ECC RDIMM Registered Server Memory
Part NumberMR38400-314K2
Capacity64GB (2 x 32GB)
SpeedDDR5 4800 (PC5 38400)
ECCYes
Buffered/RegisteredRegistered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemTHINKMATE
CAS LatencyCL40
Heat SpreaderNo
Type288-Pin DDR5 RDIMM
Rank1Rx4
FeaturesDDR5 ECC Registered RDIMM Server Motherboard Compatible
Package Content64GB (2X32GB) DDR5 4800MHZ PC5-38400 1Rx4 1.1V CL40 288-PIN ECC RDIMM Registered Server Memory KIT

Questions sur cet article

How do I install the 288-pin DDR5 RDIMM modules in the Supermicro SuperServer 521C-NR and which step is often missed?

Power off the server, open the chassis, align each module with the keyed DDR5 slot, press firmly until the retention clips click, then verify in BIOS that all 64GB are detected at 4800MHz; the step often missed is confirming the registered ECC modules are seated in the correct channel order specified by the motherboard manual.

What maintenance or replacement will the 1Rx4 registered ECC memory need over its service life?

The modules have no heat spreader and operate at 1.10V, so the only ongoing maintenance is keeping server airflow clean to prevent dust buildup on the exposed DRAM; replacement is only required if a module fails ECC correction or the system reports a correctable error threshold breach.

What limit appears first when the kit runs sustained workloads at 4800MHz CL40?

The primary limit is the CL40 latency combined with 1.10V operation on 1Rx4 density, which caps sustained throughput before thermal throttling becomes a factor in a properly cooled server chassis.

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