Crucial RAM 8GB DDR4 3200MHz CL22 (or 2933MHz or 2666MHz) Laptop Memory CT8G4SFRA32A at Amazon.com
8GB Memory for HP ProBook 650 G2 DDR4 2133MHz SODIMM RAM (PARTS-QUICK Brand) at Amazon.com
Amazon.com: Corsair Vengeance RGB PRO 16GB (2x8GB) DDR4 3200MHz C16 LED Desktop Memory - Black : Everything Else
SK Hynix 4GB DDR4 3200MHz PC4-25600 1.2V 1R x 16 SODIMM Laptop RAM Memory Module HMA851S6CJR6N-XN, OEM Package at Amazon.com
Kingston 16GB ECC REG DR DDR4 2666MHZ (KTD-PE426D8/16G) at Amazon.com
Corsair Vengeance LPX 16GB (2x8GB) DDR4 DRAM 3200MHz C16 Desktop Memory Kit - Black (CMK16GX4M2B3200C16) at Amazon.com
G.Skill F4-3200C16D-16GTZR Trident Z RGB Series 16 GB (8 GB x 2) DDR4 3200 MHz PC4-25600 CL16 Dual Channel Memory Kit - Black with Full Length RGB LED Light bar at Amazon.com