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HP 4GB DDR4-2666 SODIMM Memory Module – Memory Modules (4 GB, 1 X 4 GB, DDR4, 2666 MHz, 260-Pin SO-DIMM) at Amazon.com
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A-Tech 4GB DDR4 2666MHz PC4-21300 (PC4-2666V) CL19 SODIMM 1.2V 260-Pin Non-ECC SO-DIMM Laptop Notebook RAM Memory Module at Amazon.com
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4GB DDR4 RAM, 2666MHz 21300 Bandwidth, Fast Heat Sink, Red Metal Case, cl 19 19 19 43, Gaming RAM, Upgrade Desktop Memory Kit for Computer Chassis ( 4GB) at Amazon.com
Synology SODIMM Non-ECC RAM DDR4-2666 4GB (D4NESO-2666-4G) at Amazon.com
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