Facts about macOS

1. 06

   macOS Big Sur in 2020 became the first operating system to use Apple Silicon, a custom-designed ARM-based processor that matched Intel performance while consuming 25 percent less power.

   macOSMay 14sharehardwareprocessor2020
2. 05

   Every macOS application can access the Accessibility API, allowing assistive technologies to read screen content and control interfaces, making it one of the most comprehensive accessibility frameworks among desktop operating systems.

   macOSMay 14shareaccessibilitytechnologysoftware
3. 04

   Time Machine, introduced in Mac OS X 10.5 Leopard in 2007, automatically backs up only changed files hourly rather than duplicating entire system copies, reducing storage requirements significantly.

   macOSMay 14sharetechnologybackupefficiency
4. 03

   Spotlight, macOS's built-in search system, indexes over 200 file attributes and metadata types to enable instant full-text searching across a user's entire system.

   macOSMay 14sharesearchtechnologyindexing
5. 02

   Apple's Metal graphics API, introduced in 2014 with iOS 8, reduced CPU overhead by up to 50 percent compared to OpenGL on macOS devices.

   macOSMay 14sharegraphicsperformancetechnology
6. 01

   In 2001, Apple released Mac OS X 10.0 with a Unix-based kernel, fundamentally redesigning the operating system architecture after 15 years of classic Mac OS.

   macOSMay 14sharetechnologyhistoryarchitecture