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: G.Skill 32GB DDR4 PC4-32000 4000MHz Ripjaws V for Intel Z170 / X99 CL18 Quad Channel kit (4x8GB) : Electronics
Corsair Vengeance SODIMM 32GB (4x8GB) DDR4-4000 (PC4-32000) CL19 for Intel X299 Systems - CMSX32GX4M4X4000C19 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
Kingston Fury Renegade RGB 16 GB 3200 MHz DDR4 CL16 Desktop Memory Single Module KF432C16BB1A/16 at Amazon.com
G.SKILL 64GB (8 x 8GB) TridentZ RGB Series DDR4 PC4-32000 4000MHz Intel X299 Desktop Memory Model F4-4000C18Q2-64GTZR at Amazon.com
v-Color Prism II RGB 16GB (2 x 8GB) DDR4 4000MHz (PC4-32000) Desktop Memory Module Ram (TL8G40819D-E0P2NBPK) at Amazon.com
HyperX Predator Black 16GB 4000MHz DDR4 CL19 DIMM (Kit of 2) XMP (HX440C19PB3K2/16) 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
G.SKILL RAM TridentZ Series - 16 GB (2 x 8 GB Kit) - DDR4 4000 UDIMM CL19 at Amazon.com