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Two green 288-pin DDR4 RDIMM modules without heat spreaders

NEMIX RAM

NEMIX RAM 32GB (2x16GB) DDR4 2933 CL21 ECC RDIMM Dell Precision 7820 memory upgrade

SKU CH-JXNT-7TEW6

32 GB registered ECC DDR4 kit with two 16 GB modules at 2933 MHz CL21 for Dell Precision 7820 tower workstations

  • Total capacity32 GB (2 × 16 GB)
  • Rated speedDDR4 2933 (PC4 23400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL21
  • Buffer typeRegistered
  • Rated voltage1.2 V
  • ECC protection prevents data corruption in critical workloads
  • Registered design stabilises signal integrity on Dell Precision 7820
  • 32 GB kit (2 × 16 GB) expands multitasking headroom
  • DDR4 2933 MHz CL21 delivers responsive throughput
  • 2 V operation reduces power draw and heat

Dell Precision 7820 upgrade kit

This 32 GB kit delivers two 16 GB DDR4 2933 registered DIMMs built for the Dell Precision 7820 tower workstation. ECC protection and registered signalling keep data integrity high in professional workloads. The modules run at 1.2 V with CL21 latency for stable operation. No heat spreaders are fitted, matching the original server form factor.

Thermals and power draw

Registered DDR4 modules at 1.2 V draw modest power and generate little heat under typical workstation loads. Without heat spreaders the chips rely on chassis airflow, which the Precision 7820 provides through its directed cooling zones. Acoustic impact is negligible because the memory adds no moving parts. Power consumption scales linearly with the number of populated slots.

What the kit changes

Installing the pair doubles memory capacity to 32 GB and activates dual-channel bandwidth on supported Precision 7820 configurations. ECC and registered operation remain active, preserving error correction for critical applications. The 288-pin RDIMM format fits the workstation's native slots without adapters. No additional software or firmware steps are required beyond standard BIOS recognition.

How it compares

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

Price $248.99
Cheaper than about 56% of the 21,161 comparable items (median $397.99).
Total capacity 32 GB (2 × 16 GB)
Typical for this category: the median of 20,941 items is 32 GB.
Price per GB $7.78 per GB
Typical for this category: the median of 20,941 items is $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 numberMR23400-628K2
Total capacity32 GB (2 × 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 items32 GB (2 × 16 GB) DDR4 2933 MHz PC4-23400 2Rx8 1.2 V CL21 288-PIN ECC RDIMM Registered Server Memory KIT

Questions about this item

How do I install the 288-pin DDR4 RDIMM modules in the Dell Precision 7820, and what step is often missed?

Power off and unplug the workstation, open the chassis, locate the eight DDR4 slots, align each module's notch with the slot key, press firmly until both retention clips click, then verify in BIOS that all 32GB are detected at 2933MHz.

What maintenance or replacement will the 2Rx8 ECC RDIMM kit need over its service life?

The modules have no moving parts or heat spreaders; keep interior dust-free and ensure airflow. If a correctable ECC error count rises, run diagnostics and replace the affected 16GB stick; otherwise no scheduled replacement is required.

What limit appears first when the kit runs sustained workloads at 2933MHz CL21?

The registered buffer and 1.2V operation keep thermals low; the first practical limit is the CPU memory controller's maximum supported capacity and channel population rules, not the RDIMM modules themselves.

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