Systems powered by Intel 10nm CPUs might hit shelves just in time for the holiday season in 2019. The 10nm part will first be made available to client systems followed by datacenter products. However, Intel feels that 14nm will continue to play a significant role next year as well.
https://www.notebookcheck.net/Expect-systems-powered-by-Intel-10nm-chips-in-shelves-by-holiday-2019.318618.0.html