Mavark New SK Hynix HMAA2GS6CJR8N-XN 16GB DDR4 3200 PC4-3200AA-SA2-12 for XPS 9700 9500 X1 Carbon Extreme Gen 3 Alienware 51M R2 Asus Laptop (16GB DDR4 PC4-3200AA) at Amazon.com
Kimtigo DDR4 16GB Laptop Dram 2666MHz (PC4-21300) CL19 (Compatible with 2400MHz or 2133MHz) 1.2V Notebook (SODIMM) RAM Non-ECC Unbuffered Single Rank 260 Pin PC Computer Memory Module Upgrade at Amazon.com
Crucial 16GB Kit (8GBx2) DDR4 2133 MT/s (PC4-17000) DR x8 SODIMM 260-Pin Memory - CT2K8G4SFD8213 at Amazon.com
Sam Original 16GB (1x16GB) DDR4 2666MHz PC4-21300 SODIMM 2Rx8 CL19 1.2v 260-PIN Laptop Notebook Memory Module RAM Upgrade M471A2K43CB1-CTD Adamanta at Amazon.com