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Green bare circuit board with black memory chips and gold edge contacts

NEMIX RAM

NEMIX RAM 64GB DDR4 2933MHz ECC Registered RDIMM 2Rx4 CL21 1.2V 288-Pin ASUS WS C621E SAGE memory upgrade

SKU CH-418S-AKH6B

64 GB DDR4 2933 MHz ECC registered RDIMM for ASUS WS C621E SAGE workstations

  • Capacity64GB
  • Type288-Pin DDR4 RDIMM
  • SpeedDDR4 2933 (PC4 23400)
  • CAS LatencyCL21
  • Voltage1.20V
  • ECCYes

Size 64GB

  • 64 GB capacity lets the ASUS WS C621E SAGE run fully populated at rated speed
  • Registered ECC design corrects single-bit errors on the fly to stop silent data corruption
  • CL21 latency at 1.2 V matches the memory controller's exact timing requirements
  • 2Rx4 288-pin RDIMM form factor fits the board's population rules without adapters
  • Built with major OEM Samsung, Micron or Hynix chips for enterprise-grade stability

ASUS WS C621E SAGE upgrade

This 64 GB DDR4-2933 registered ECC RDIMM is built for the ASUS WS C621E SAGE workstation motherboard. The 288-pin module matches the board's required form factor, voltage and timing so the memory controller recognises the full capacity at its rated speed. It targets professionals who need reliable, high-density memory for multi-threaded workloads on this specific platform.

Sustained-load behaviour

Registered architecture buffers the address and command signals, reducing electrical load on the memory controller when every slot is populated. ECC circuitry detects and corrects single-bit errors on the fly, preventing silent data corruption during long compute runs. The 1.2 V operating voltage and CL21 latency keep power draw and timing consistent under continuous utilisation.

When the jump is worth it

This kit replaces lower-capacity or unbuffered modules that cannot reach 64 GB per DIMM on the WS C621E SAGE. The upgrade makes sense when your workload exceeds the current memory ceiling or when non-ECC memory has introduced instability. It is not for systems that require UDIMM or SODIMM form factors, nor for boards that do not support registered ECC DDR4 at this speed and rank configuration.

Highlights

  • 64 GB capacity lets the ASUS WS C621E SAGE run fully populated at rated speed
  • Registered ECC design corrects single-bit errors on the fly to stop silent data corruption
  • CL21 latency at 1.2 V matches the memory controller's exact timing requirements
  • 2Rx4 288-pin RDIMM form factor fits the board's population rules without adapters
  • Built with major OEM Samsung, Micron or Hynix chips for enterprise-grade stability

Specifications

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR4 ECC RDIMM Registered Server Memory
Part NumberMR23400-924K1
Capacity64GB
Type288-Pin DDR4 RDIMM
SpeedDDR4 2933 (PC4 23400)
CAS LatencyCL21
Voltage1.20V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx4
ChipsetMajor OEM Samsung, Micron, Hynix
Heat SpreaderNo
Compatible SystemASUS
FeaturesDDR4 ECC RDIMM Motherboard Compatible
Package Content64GB DDR4 2933MHz PC4-23400 2Rx4 1.2V 288-PIN ECC RDIMM KIT

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Questions about this item

Does the 2933MHz RDIMM run hot or draw extra power in a fully populated ASUS WS C621E SAGE system all day?

The module operates at the standard DDR4 1.20V and uses a registered design that offloads the memory controller, so every slot can stay fully populated at rated speed without extra voltage or heat spreader requirements.

What motherboard and DIMM slots must I already have for this 64GB 2Rx4 kit to be recognised at full capacity?

You need an ASUS WS C621E SAGE workstation motherboard with 288-pin DDR4 RDIMM slots and must follow the board's memory-population rules for 2Rx4 Registered ECC modules.

Will this CL21 Registered ECC kit work alongside older DDR4 RDIMMs I keep in the same WS C621E SAGE board?

Mixing ranks or timings can prevent full-speed operation; the board manual specifies approved population order, so match capacity, rank and CL21 timing or install this kit in a dedicated channel set.

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