- #Model a1278 2011 macbook pro i7 sierra 750gb hdd price pro#
- #Model a1278 2011 macbook pro i7 sierra 750gb hdd price mac#
#Model a1278 2011 macbook pro i7 sierra 750gb hdd price pro#
īoth the original 15- and 17-inch model MacBook Pro computers come with ExpressCard/34 slots, which replace the PC Card slots found in the PowerBook G4. The optical drive was shrunk to fit into the slimmer MacBook Pro it runs slower than the optical drive in the PowerBook G4 and cannot write to dual-layer DVDs. These features were later brought over to the MacBook.
Other changes from the PowerBook include a built-in iSight webcam and the inclusion of MagSafe, a magnetic power connector designed to detach easily when yanked. The 15-inch MacBook Pro weighs the same as the 15-inch aluminum PowerBook G4, but is 0.1 inches (0.25 cm) deeper, 0.4 inches (1.0 cm) wider, and 0.1 inches (0.25 cm) thinner.
The first design was largely a carryover from the PowerBook G4, but uses Intel Core CPUs instead of PowerPC G4 chips.
The 17-inch model was unveiled on April 24, 2006. The original 15-inch MacBook Pro was announced on January 10, 2006, by Steve Jobs at the Macworld Conference & Expo. The 15-inch and 17-inch Aluminum MacBook Pros The 16-inch and four-port 13-inch models were discontinued on October 18, 2021, following the release of 14-inch and 16-inch models based on the M1 Pro and M1 Max. On November 10, 2020, Apple discontinued the two-port 13-inch model following the release of a new model based on the Apple M1.
#Model a1278 2011 macbook pro i7 sierra 750gb hdd price mac#
The Intel-based MacBook Pro was succeeded by the MacBook Pro with Apple silicon beginning in 2020 as part of the Mac transition to Apple silicon. The initial 16-inch model with a screen set in narrower bezels was followed by a 13-inch model in May 2020. On all but the base model, the function keys were replaced with a touchscreen strip called the Touch Bar with a Touch ID sensor integrated into the power button.Ī November 2019 revision to the fourth-generation MacBook Pro introduced the Magic Keyboard, which uses a scissor-switch mechanism. The fourth-generation MacBook Pro, released in October 2016, adopted USB-C for all data ports and power and included a shallower "butterfly"-mechanism keyboard. It eliminated Ethernet and FireWire ports and the optical drive. It is thinner than its predecessor, made solid-state storage (SSD) standard, added HDMI, and included a high-resolution Retina display. The third-generation MacBook Pro was released in 2012: the 15-inch in June 2012, a 13-inch model in October. Updates brought Intel Core i5 and i7 processors and introduced Intel's Thunderbolt. 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 was the higher-end model of the MacBook family, sitting above the consumer-focused MacBook Air, and was sold with 13-inch to 17-inch screens. The Intel-based MacBook Pro is a discontinued line of Macintosh notebook computers sold by Apple Inc.
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