From 2013:
"Samsung has signed a contract to produce 30% to 40% of Apple's 14-nm A9 chip family in 2015, with the remainder of the production load being handled by other Apple supplier Taiwan Semiconductor Manufacturing Company (TSMC), reportsDigitimes."
https://forums.macrumors.com/thread...ion-of-apples-14-nm-a9-chips-in-2015.1685887/
That's a quality comment, reminding us of that. Thanks.