Corsair Vengeance SODIMM 32GB (4x8GB) DDR4-3800 (PC4-30400) CL18 for Intel X299 Systems - CMSX32GX4M4X3800C18 at Amazon.com
G.Skill Trident Z Neo F4-3800C18D-64GTZN F4-3800C18D-64GTZN | Memory | AiO.lv
G.skill Trident Z Neo 32gb (4 X 8gb) Ddr4 3800 Cl14 Memory Kit for sale online | eBay
G.SKILL Releases Optimized DDR4-3800 CL14 Memory Kit for AMD Ryzen 3000 & X570 Platform - G.SKILL International Enterprise Co., Ltd.
3800 14-8-14-14-272 1T/56 1.44v : r/overclocking
Good memory speed @ Crucial 2x8GB 3600Mhz overclocked to 3800Mhz : r/overclocking
Does the new high-end RAM for Ryzen 5000 live up to its promise? - G.SKILL DDR4-3800 CL14 2x 16GB kit put through its paces | Page 3 | igor´sLAB
16GB G.Skill Trident Z Neo DDR4 3800MHz PC4-30400 CL14 RGB Dual Channel Kit (2X 8GB) at Amazon.com
Dirt cheap Gigabyte B450 S2H is surprisingly capable of 3800 MHz RAM at 1900 FCLK (even official site only lists DDR4 3600 as a maximum supported frequency) : r/overclocking
Ryzen 3800x with 1900 if and 3800mhz ram cl14 super tight timings : r/overclocking