Apple executives discuss the expansion of their chip business in a full interview.

In November, CNBC toured Apple's chip lab on its campus in Cupertino, California, and had the opportunity to speak with Johny Srouji, Apple's senior vice president of hardware technologies, and John Ternus, Apple's senior vice president of hardware engineering, about the company's efforts in custom semiconductor development, which is also being pursued by Amazon, Google, and Tesla.

Unlike traditional chipmakers such as and is not making silicon for other companies.

We prioritize product optimization because we don't primarily sell chips outside," Johny Srouji stated. "Our scalable architecture allows us to reuse components across various products.

The executives discussed AI, their latest A17 Pro chip, collaboration with manufacturing partner Taiwan Semiconductor Manufacturing Company, and other topics in a full interview.