Samsung is producing the current A14 chip for Tesla, while TSMC won the deal to produce the A15 chip. For the A16, Samsung will be back onboard. This new deal lasts until 2033, so it's likely designed to keep Samsung producing the A17 and beyond.

Samsung Electronics (005930.KS) said on Monday it has signed a contract valued at $16.5 billion to supply semiconductors to a major global corporation, in a regulatory filing.

Samsung’s filing includes a notice to investors that the deal could be canceled or changed, but details like where the chips will be made (how’s that Texas plant going?) or what they’ll do are all un...