24 Cores, 48 Threads for $360: Dual-X99 Jingsha Motherboard vs. AMD R9 3900X - YouTube
Dual CPU AM4 Mobo Available? | Hardware Canucks
Amazon.com: ASUS AMD AM4 Pro WS X570-Ace ATX Workstation Motherboard with 3 PCIe 4.0 X16, Dual Realtek and Intel Gigabit LAN, DDR4 ECC Memory Support, Dual M.2, U.2, and Control Center :
So I found a site claiming the existence of a dual cpu motherboard with am4 socket compatible with threadripper pro. Is it true? Can you put 2 ryzen CPUs in it? Link
The Best Ryzen Motherboards for Overclocking (X370 & B350 AM4) | GamersNexus - Gaming PC Builds & Hardware Benchmarks
Atermiter X99 Dual Cpu Motherboard Lga 2011 V3 E-atx Usb3.0 Sata3 With Dual Xeon Processor With Dual M.2 Slot 8 Dimm Ddr4 2011-3 - Motherboards - AliExpress