when did retina display come out for macbook pro
MacBook Pro Apple released the third generation of MacBook Pro with a 15-inch screen during WWDC 2012 and discontinued the 17-inch variant. The previous generation 13- and 15-inch unibody models continued to sell with updated processors. The third generation model was a quarter thinner than its predecessor and introduced the Retina Display with a much higher screen resolution. A 13-inch variant was released in October 2012.
MacBook (12-inch) The MacBook is a line of Macintosh portable computers introduced in March 2015 by Apple Inc.[1] The MacBook has a similar appearance to the MacBook Air, but is thinner and lighter,[2] and is available in colors called space gray, silver, gold, and rose gold. It offers a high-resolution Retina Display, a Force Touch trackpad, a redesigned keyboard, and only two ports: a headphone jack and a USB 3.1 Type-C port for charging, data transfer and video output.
MacBook Pro The macOS operating system has been pre-installed on all MacBook Pros since release, starting with version 10.4.4 (Tiger).[4] Along with OS X, iLife has also shipped with all systems, beginning with iLife '06.[4]
MacBook Pro On June 11, 2012, Apple showcased its upgraded Mac notebooks, OS X Mountain Lion, and iOS 6 at the Worldwide Developers Conference (WWDC) in San Francisco.[53] The new MacBook Pro models were updated with Ivy Bridge processors and USB 3.0 ports, and the default RAM on premium models was increased to 8 GB.[54] Following this announcement, the 17-inch model was discontinued. After a media event on October 22, 2013 Apple discontinued all second generation MacBook Pros except for the entry-level 2.5 GHz 13-inch model.[55] Apple discontinued the 13-inch 2nd generation MacBook Pro on October 27, 2016. Prior to its discontinuation it was Apple’s only product to still include an optical drive and a Firewire port, and only laptop with a hard disk drive and Ethernet port.[56]