8GB (1x8GB) DDR4-2133MHz PC4-17000 2Rx8 1.2V SODIMM Laptop Memory by NEMIX RAM at Amazon.com
A-Tech 8GB Replacement for HP 797258-581 - DDR4 2133MHz PC4-17000 ECC Unbuffered UDIMM 2rx8 1.2v - Single Server Memory Ram Stick (797258-581-ATC) at Amazon.com
Kingston 8GB 288-Pin DDR4 SDRAM DDR4 2133 (PC4 17000) Desktop Memory Model KVR21N15D8/8. at Amazon.com