I couldn't wait I ended up getting a ASRock AB350 ITX and a 1600 for my son, it's all up and running fine just haven't had time to play with it myself plus he pretty much want let me play with it :-( bloody kids
Looks like Asus is finally coming to the ITX party
https://www.asus.com/Motherboards/ROG-Strix-B350-I-Gaming/overview/
https://www.asus.com/Motherboards/ROG-Strix-X370-I-Gaming/overview/
Have u tried pulling the cmos battery with the power cord disconnected and then holding power button for about 15sec to reset bios. Can u try the memory in another system