Called the 'unibody' model because its case was machined from a single piece of aluminum, it had a thinner flush display, a redesigned trackpad whose entire surface consisted of a single clickable button, and a redesigned keyboard. The second-generation model debuted in October 2008 in 13- and 15-inch variants, with a 17-inch variant added in January 2009. Later revisions added Intel Core 2 Duo processors and LED-backlit displays.

The 15-inch model was introduced in January 2006 the 17-inch model in April. The first-generation MacBook Pro used the design of the PowerBook G4, but replaced the PowerPC G4 chips with Intel Core processors, added a webcam, and introduced the MagSafe power connector. It is currently sold with 13-inch, 14-inch, and 16-inch screens, all using variants of the Apple-designed M1 and M2 system on a chip. Introduced in January 2006, it is the higher-end model of the MacBook family, sitting above the consumer-focused MacBook Air. The MacBook Pro is a line of Macintosh notebook computers by Apple Inc.

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