EVGA announced the SR-3 DARK LGA 3647 motherboard. Priced at $1800, it's one of only a handful of boards known to support the Intel Xeon W-3175X. The ultra-premium E-ATX board is currently available for preorder.
https://www.notebookcheck.net/EVGA-announces-mammoth-SR-3-DARK-Xeon-motherboard.448883.0.html