G.SKILL 64GB (8 x 8GB) Ripjaws V Series PC4 32000 4000MHz 288-Pin SDRAM DDR4 Desktop Memory Model F4-4000C15Q2-64GVK at Amazon.com
Crucial Ballistix 3200 MHz DDR4 DRAM Desktop Gaming Memory Kit 32GB (16GBx2) CL16 BL2K16G32C16U4B (Black) at Amazon.com
G.SKILL 32GB (2 x 16GB) TridentZ Series DDR4 PC4-32000 4000MHz Intel Z370 Desktop Memory Model F4-4000C19D-32GTZSW at Amazon.com
G.Skill Trident Z RGB Memory Module 32 GB DDR4 4000 MHz at Amazon.com
TEAMGROUP T-Force Dark Z FPS 16GB Kit (2x8GB) DDR4 Dram 4000MHz (PC4-32000) CL16 Desktop Memory Module Ram for Low Latency TDZFD416G4000HC16CDC01 at Amazon.com
Crucial Ballistix 3000 MHz DDR4 DRAM Desktop Gaming Memory Kit 32GB (16GBx2) CL15 BL2K16G30C15U4R (RED) at Amazon.com
G.SKILL, 2 x 8 GB (16GTZR), Black Trident Z RGB 16 Go (2X 8 Go) DDR4 4000 MHz CL17 at Amazon.com
Corsair Vengeance SODIMM 32GB (4x8GB) DDR4-4000 (PC4-32000) CL19 for Intel X299 Systems - CMSX32GX4M4X4000C19 at Amazon.com
G.Skill RipJaws V Series 16GB (2 x 8GB) 288-Pin SDRAM (PC4-32000) DDR4 4000 CL18-22-22-42 1.35V Dual Channel Desktop Memory Model F4-4000C18D-16VK at Amazon.com
Amazon.com: Crucial Ballistix Elite 4000 MHz DDR4 DRAM Desktop Gaming Memory Single 8GB CL18 BLE8G4D40BEEAK : Everything Else