Silicon Power DDR4 16GB (2 x 8GB) RAM 2666MHz (PC4 21300) 288-pin CL19 1.2V Non ECC Unbuffered UDIMM Desktop Memory with Heatsink SU016GBLFU266BD2J5 at Amazon.com
32GB (1x32GB) DDR4 2666 PC4-21300 SODIMM Laptop Memory by NEMIX RAM at Amazon.com
CMS 32GB (2X16GB) DDR4 21300 2666MHZ ECC Non Registered DIMM Memory Ram Compatible with Dell PowerEdge T140, PowerEdge T340, PowerEdge T40 - D101 at Amazon.com