One of the improvements coming in 2023 with the iPhone 15 could be better battery life, with Apple’s chip maker of choice TSMC (the Taiwan Semiconductor Manufacturing Company) promising increased efficiency with its next generation of silicon. As per Bloomberg (opens in new tab), TSMC has announced the move to chips made using a 3 nanometer manufacturing process, which is a jump from the 5 nanometer process currently used. Essentially, the smaller the number, the more tightly packed the elements of the processor are going to be.
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