Tested on preproduction MacBook Air and Mac mini systems with Apple M1 chip and 8-core GPU, as well as production 1.2GHz quad-core Intel Core i7-based 13-inch MacBook Air systems and 3.6GHz quad-core Intel Core i3-based Mac mini systems, all configured with 16GB RAM, 2TB SSD, and prerelease macOS Big Sur. Testing conducted by Apple in September and October 2020 using JetStream 2, MotionMark 1.1, and Speedometer 2.0 performance benchmarks.Performance will vary based on usage, system configuration, network connection, and other factors. Devices tested with a WPA2 Wi-Fi network connection. Tested with prerelease Safari 14 and latest stable versions of Chrome, Firefox, and (Windows) Microsoft Edge at the time of testing, on Intel Core i5-based 13-inch MacBook Pro systems with prerelease macOS Big Sur and Windows 10 Home running in Boot Camp iPad Pro 12.9-inch (4th generation) units with prerelease iPadOS 14 and Intel Core i7-based Microsoft Surface Pro 7 systems with Windows 10 Pro and iPhone 11 Pro Max with prerelease iOS 14 and Samsung Galaxy S20 Ultra with Android 10.

Testing conducted by Apple in August and October 2020 using JetStream 2, MotionMark 1.1, and Speedometer 2.0 performance benchmarks on browsers that completed the test.

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