G.Skill RipJaws V 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-16GVKB at Amazon.com
G.Skill Ripjaws V Series 32 GB (2 x 16 GB) DDR4-3200 CL14 Memory (F4-3200C14D-32GVR) - PCPartPicker
G.Skill RipJaws V Series BLACK 64GB (4 x 16GB) 288-Pin SDRAM DDR4 3200 (PC4-25600) CL16-18-18-38 1.35V Quad Channel Desktop Memory Model F4-3200C16Q-64GVK at Amazon.com