HP RAM Memory - 8GB - DDR4 SDRAM PC Memory Z4Y85AA#ABA at Amazon.com
G.Skill Trident Z RGB Series 16GB (2 x 8GB) 288-Pin SDRAM (PC4-25600) DDR4 3200 CL16-18-18-38 1.35V Dual Channel Desktop Memory Model F4-3200C16D-16GTZR at Amazon.com
Astra-Gear 8GB(1x8GB) 2666MHz DDR4 Unbuffered Non-ECC U-DIMM Upgrade for Desktop Memory Ram 1.2V CL19 260-Pin(AHD19S8G26S) at Amazon.com