G.Skill F4-4000C16D-32GTEG Trident Z Royal Elite Series 32GB 288-Pin DDR4 SDRAM DDR4 4000MHz Intel XMP 2.0 Desktop Memory, 2 x 16GB - Walmart.com
F4-4000C17D-16GTZR - Overview - G.SKILL International Enterprise Co., Ltd.
G.Skill Trident Z RGB Series 32GB (2 x 16GB) 288-Pin SDRAM DDR4 4000 (PC4-32000) CL18-22-22-42 1.40V Dual Channel Desktop Memory Model F4-4000C18D-32GTZR at Amazon.com
G.SKILL Conquers 4000MHz Speed Barrier and Releases New Trident Z and Ripjaws V Series DDR4 Memory - Designed for 6th Gen Intel Core Processors - G.SKILL International Enterprise Co., Ltd.
G.Skill Trident Z Royal DDR4-4000 16GB Memory Kit Review
G.Skill releases high performance 64GB Trident Z Royal memory kits - RAM - News - HEXUS.net
G.Skill Trident Z NEO Series 32GB (2 x 16GB) 288-Pin SDRAM DDR4 4000 (PC4-32000) CL18-22-22-42 1.40V Dual Channel Desktop Memory Model F4-4000C18D-32GTZN at Amazon.com