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Eight green DDR4 RDIMM sticks in a row

NEMIX RAM

NEMIX RAM 128GB (8x16GB) DDR4 2933 PC4-23400 CL21 2Rx8 1.2V ECC RDIMM for Dell Precision 7920

SKU CH-NKSE-3CP7D

A 128 GB DDR4 kit of eight 16 GB ECC registered modules running at 2933 MT/s with CL21 latency for Dell Precision 7920 workstations

  • Total capacity128 GB (8 × 16 GB)
  • Rated speedDDR4 2933 (PC4 23400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL21
  • Buffer typeRegistered
  • Rated voltage1.2 V
  • 128 GB total capacity for large workloads
  • 2933 MHz DDR4 speed for responsive data access
  • ECC registered design detects and corrects errors
  • 2 V operation reduces power draw
  • 8 x 16 GB kit matches Dell Precision 7920 slots

Dell Precision 7920 memory kit

This 128 GB kit contains eight 16 GB DDR4 RDIMM modules rated at 2933 MT/s with CL21 latency and 1.2 V operation. It is built for the Dell Precision 7920 rack or tower workstation and includes ECC and registered buffering for data integrity in professional workloads.

Upgrade from smaller RDIMM sets

The kit replaces lower-capacity registered DDR4 kits when the workstation needs more memory for virtualisation, rendering or large dataset processing. The jump is worth it when the current configuration leaves headroom unused and the application benefits from the full 128 GB capacity.

Simple DIMM installation

Modules slot into the 288-pin DDR4 sockets without tools; the registered design requires the system to support RDIMM memory. The usual issue is mixing registered and unbuffered DIMMs, which prevents the workstation from posting.

How it compares

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

Price $902.99
Pricier than about 60% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB (8 × 16 GB)
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $7.05 per GB
Cheaper than about 57% 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 numberMR23400-628K8
Total capacity128 GB (8 × 16 GB)
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 rank2Rx8
Power
Rated voltage1.2 V
Compatibility
Compatible systemsDell
In the box
Included items128 GB (8 × 16 GB) DDR4 2933 MHz PC4-23400 2Rx8 1.2 V CL21 288-PIN ECC RDIMM Registered Server Memory KIT

Questions about this item

Will the 288-pin DDR4 RDIMM modules fit the Dell Precision 7920 memory slots?

Yes, the kit uses the standard 288-pin DDR4 RDIMM form factor that matches the Precision 7920 DIMM sockets.

What is the correct order for installing the eight 16GB modules across the CPU channels?

Populate the DIMM slots following the Dell Precision 7920 service manual channel sequence; the common mistake is skipping a slot and breaking quad-channel operation.

If a module fails, can I replace just one 16GB stick or must I swap the full 128GB kit?

Each 16GB module is individually tested; you can replace a single stick with another DDR4 2933 CL21 2Rx8 1.2V ECC RDIMM of the same specification.

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