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Sixteen green DDR4 RDIMM sticks in a row

NEMIX RAM

NEMIX RAM 1TB (16×64GB) DDR4 2933MHz ECC RDIMM CL21 1.2V 288-pin Dell Precision 7920 memory upgrade

SKU CH-2WFS-W5EST

16-module 1 TB DDR4 ECC RDIMM kit at 2933 MHz CL21 for Dell Precision 7920 workstations

  • Total capacity1 TB
  • Rated speedDDR4 2933 (PC4 23400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL21
  • Buffer typeRegistered
  • Rated voltage1.2 V
  • 1TB capacity from 16×64GB modules for large workloads
  • DDR4 2933MHz speed supports high-throughput applications
  • ECC registered design protects data integrity under load
  • 2V operation reduces power draw in dense configs
  • Validated for Dell Precision 7920 workstation compatibility

System-Specific 1 TB Kit

This NEMIX RAM kit provides 1 TB of DDR4 ECC registered memory in sixteen 64 GB modules. It is built for the Dell Precision 7920 rack or tower workstation and targets IT professionals who need maximum capacity for virtualisation, rendering or large-dataset workloads.

Registered ECC With Major OEM Chips

The modules use Samsung, Micron or Hynix components and implement 4Rx4 organisation with CL21 latency at 2933 MHz. Registered buffering and on-die ECC protect data integrity under sustained load, while the 1.2 V operating voltage matches the platform's native specification.

Straightforward DIMM Installation

The 288-pin RDIMM form factor slots directly into the workstation's memory channels without adapters. Common issues arise when all sixteen slots are not populated in the order specified by the Dell service manual or when the BIOS is not updated to recognise the full 1 TB configuration.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $6,327.99
Pricier than about 82% of the 21,161 comparable items (median $397.99).
Total capacity 1 TB
Higher than about 93% of the 20,941 comparable items (median 32 GB).
Price per GB $6.33 per GB
Cheaper than about 62% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineDell Server/Workstation Compatible Series Memory
Model nameDell DDR4 2933 MHz RDIMM Registered Server Memory
Part numberMR23400-944K16
Total capacity1 TB
Product type288-Pin DDR4 RDIMM
Performance
Rated speedDDR4 2933 (PC4 23400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL21
ECC supportYes
Buffer typeRegistered
Heat spreaderNo
Memory rank4Rx4
Power
Rated voltage1.2 V
Compatibility
Compatible systemsDell
In the box
Included items1 TB (16 × 64 GB) DDR4 2933 MHz PC4-23400 4Rx4 1.2 V CL21 288-PIN ECC RDIMM Registered Server Memory

Questions about this item

Will the 16 registered DIMMs need any firmware updates or periodic reseating after installation?

No firmware updates are required for these DDR4 RDIMMs; once seated in the 288-pin slots they stay locked in place and do not need routine reseating.

What limit appears first when all 16 modules run at 2933 MHz continuously?

The memory controller's maximum supported capacity and rank-per-channel limit will be reached before any thermal or power ceiling on the modules themselves.

How much heat and power does the full 1 TB kit produce at 1.2 V under all-day load?

Each 64 GB 4Rx4 module draws only 1.2 V with no heat spreader, so total power stays within standard DDR4 RDIMM limits and airflow from the workstation fans is sufficient.

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