SO-DIMM DDR4
From Amazon
Corsair Vengeance SODIMM 16GB (2x8GB) DDR4 2933MHz CL19 Memory for Laptop/Notebooks - Black
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Corsair Vengeance RGB PRO Black 16GB 3600MHz DDR4 Memory Kit
Clove Technology
Corsair Vengeance RGB Pro -16 GB 2 x 8 GB DDR4 3600 MHz memory module