Between October 2016 and August 2020, Intel-based Macs with Apple-designed ARM co-processors were released. Apple has designed its own custom ARM chips since 2009, which it has officially deployed since 2010 in its iPhone, iPad, iPod, Apple TV and Apple Watch product lines, as well as AirPods, Beats and HomePod. A partnership was established with Acorn Computers, and VLSI in 1990, and the later option taken up, with an ARM SoC appearing in the 1993 Newton personal digital assistant, followed by the iPod in 2001 and the iPhone in 2007. Supported 64-bit Intel systems can still boot the latest versions of macOS.Īpple's ATG had spotted Acorn's ARM architecture, in 1985, and considered it as a possible replacement for either the MOS 6502 of the Apple II range, the 68000 of the original Macintosh, or use in a tablet device, under Paul Gavarini and Tom Pittard, in a project labelled Möbius. With its second architecture switch, starting in 2005, to Intel 32-bit and 64-bit x86, with Mac OS X Lion dropping support for Macs with 32-bit processors in 2011, and macOS Catalina dropping support for 32-bit Intel apps in 2019. ![]() The Macintosh was initially based on the Motorola 68000 architecture, switching, after evaluating several possibilities, to the PowerPC family Apple co-developed with IBM and Motorola, in the early 1990s. ![]() A first-generation MacBook Pro from 2006, one of the first line of Mac computers to feature an Intel processor instead of a PowerPC processor
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