Kingston - SO-DIMM DDR4 4GB 2666MHZ KVR26S19S6/4 CL19 Single Rank

Corsair - CMSO4GX4M1A2133C15 DDR4 2133MHZ 4GB 1X260 SODIMM DDR4 2133MHZ 4GB 1X260 SODIMM 1.20V UNBUFFERED 15-15-15-36

Transcend - JM2666HSH-4G 4GB JM DDR4 2666 SO-DIMM 1RX8 4GB JM DDR4 2666 SO-DIMM 1RX8 1.2V

Kingston - RAM 4GB DDR4 SODIMM 2666MHZ 1.2V

Kingston - 4GB DDR4 3200MHZ SODIMM

Kingston - KVR32S22S6/4 4GB 3200MHZ DDR4 NONECC CL22 SODIMM 4GB 3200MHz DDR4 Non-ECC CL22 SODIMM 1Rx16

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