Adamanta 16GB (1x16GB) DDR4 2133Mhz (or 2400MHz or 2666MHz or 2933MHz or 3200MHz) PC4-17000 SODIMM 2Rx8 CL15 1.2v Non-ECC Unbuffered Notebook DRAM RAM at Amazon.com
Kingston KVR21R15D4K4/64 64GB (4 X 16GB) 2133MHz DDR4 PC4-17000 Registered ECC CL15 288-Pin DIMM 1.2V Single Rank Memory