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Two green DDR4 SODIMM modules with black chips, no heat spreader

NEMIX RAM

NEMIX RAM 16GB (2x8GB) DDR4 2666MHz CL19 SODIMM Mac Mini 2018 memory upgrade

SKU CH-VPNH-58WBN

A 16 GB DDR4 SODIMM kit with two 8 GB modules rated at 2666 MHz CL19 for the 2018 Mac Mini

  • Total capacity16 GB (2 × 8 GB)
  • Rated speedDDR4 2666 (PC4 21300)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL19
  • Buffer typeUnbuffered
  • Rated voltage1.2 V
  • 16 GB kit boosts multitasking on Mac Mini 2018
  • DDR4 2666 MHz speed matches factory specification
  • CL19 latency keeps timing stable under load
  • 2 V operation reduces power draw and heat
  • 260-pin SODIMM form factor fits the Mac Mini slot

Mac Mini 2018 memory kit

This 16GB kit contains two 8GB DDR4 2666 SODIMM modules built for the Mac Mini 2018. It runs at 1.2V with CL19 latency and uses 260-pin unbuffered non-ECC chips from major OEM suppliers. The kit targets owners who need more capacity for multitasking or virtual machines.

Replaces the factory 8GB configuration

Moving from the standard 8GB to this 16GB kit doubles the addressable memory for the Mac Mini 2018. The upgrade is worth it when macOS starts swapping to SSD during heavy browser, creative or development workloads. No other capacity change is addressed by this kit.

Sustained load behaviour

Modules are stress-tested under load before shipping to verify stability during long compile, render or database sessions. The 1.2V operation keeps thermals predictable inside the compact Mac Mini chassis. No heat spreader is fitted, relying on the system's own airflow design.

How it compares

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

Price $83.99
Cheaper than about 70% of the 21,161 comparable items (median $397.99).
Total capacity 16 GB (2 × 8 GB)
Lower than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $5.25 per GB
Cheaper than about 73% of the 20,941 comparable items (median $8.19 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameNEMIX RAM
Product lineApple iMac/Mac Mini Compatible Series Memory
Model nameApple DDR4 2666 MHz Non-ECC Unbuffered SODIMM
Part numberMS21300-818K2
Total capacity16 GB (2 × 8 GB)
Product type260-Pin DDR4 SODIMM
Performance
Rated speedDDR4 2666 (PC4 21300)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL19
ECC supportNo
Buffer typeUnbuffered
Heat spreaderNo
Memory rank1Rx8
Power
Rated voltage1.2 V
Compatibility
Compatible systemsApple
In the box
Included items16 GB (2 × 8 GB) DDR4 2666 MHz PC4-21300 2Rx8 1.2 V CL19 260-PIN Non-ECC Unbuffered SODIMM KIT

Questions about this item

Does the 260-pin SODIMM form factor fit the Mac Mini 2018 memory slots?

Yes, the 260-pin DDR4 SODIMM modules are the exact form factor required for the Mac Mini 2018 memory slots.

What is the correct orientation step when installing these modules?

Align the notch on the module with the key in the slot, insert at an angle, then press down firmly until the side clips click into place.

Will these CL19 1.2V modules need any firmware updates or replacement over time?

No firmware updates are required; the modules are designed for the system's native voltage and timing and carry a lifetime replacement warranty.

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