Meanwhile TSMC is out there shipping 10nm equivalent for a year now, including in Threadripper and Apple's AX chips. Wonder if AMD will ship a next gen TSMC fabbed product prior to 10nm Shipping en Masse.
[1] https://www.anandtech.com/show/15016/tsmc-5nm-on-track-for-q...
[2] https://www.anandtech.com/show/14290/tsmc-most-7nm-clients-w...