Kingston - KVR26S19S6/4 4GB 2666MHZ DDR4 NONECC CL19 SODIMM 4GB 2666MHz DDR4 Non-ECC CL19 SODIMM 1Rx16

Transcend - 4GB JM DDR4 2666 SO-DIMM 512MX8 1RX8 1.2V

Kingston - KCP426SS6/4 4GB DDR4 2666MHZ SODIMM 4GB DDR4 2666MHZ SODIMM

Kingston - RAM 4GB DDR4 3200MT/S SODIMM

PNY Technologies Europe - PNY 1X4GB SODIMM DDR4 MN4GSD42666 PNY 1x4GB 2666 SODIMM DDR4

S3+ - 4GB SODIMM DDR4 2666MHZ CL19 NON-E S3S4N2619041 4GB S3+ SODIMM DDR4 2666MHZ CL19

Transcend - TS512MSH72V1H 4GB DDR4 2133 ECC-SO-DIMM 1RX8 4GB DDR4 2133 ECC-SO-DIMM 1RX8