IMac (24-inch, M1, 2021)



The iMac (24-inch, M1, 2021) was introduced at Apple's 'Spring Loaded' event on 2021, and is the first iMac to feature Apple Silicon as part of the transition from x86_64-based Intel processors.

It was made available for preorder on the 2021, and for purchase on the 2021.

The firmware identifiers are iMac21,1 (four ports) and iMac21,2 (two ports).

Application Processor
This model of the iMac uses the M1 SoC.

Operating System

 * First Release: 11.3 (20E232), 11.3 (20E232)
 * Latest Release: ,
 * Latest Beta Release: ,

Color options

 * Blue, Green, Pink, Silver, Yellow (4 ports), Orange (4 ports) and Purple (4 ports)

Processor, Memory and Storage options

 * Processor: M1 with 7- (2 ports) or 8-core (4 ports) GPU
 * Memory: 8GB or 16GB
 * 128-bit (x2 64-bit) LPDDR4X-4266 interface (68.256 GB/s)
 * Storage: 256GB, 512GB, 1TB or 2TB (4 ports)

Size and Weight

 * Size: 18.1 inches (46.1 cm) (height) x 21.5 inches (57.4 cm) (width) x 5.8 inches (14.7 cm) (depth)
 * Weight: 9.83 pounds (4.46 kg) (2 ports) or 9.88 pounds (4.48 kg) (4 ports)

Display

 * 24-inch 4.5K Retina display (actual diagonal screen size is 23.5")
 * 4480-by-2520 resolution at 218 pixels per inch with support for 1 billion colors (8-bit + FRC)
 * 500 nits brightness
 * Wide color (P3)
 * True Tone technology

Camera

 * 1080p FaceTime HD camera
 * Advanced image signal processor with computational video

Input

 * Magic Keyboard (2 ports) or Magic Keyboard with Touch ID (4 ports)
 * Configurable with: Magic Keyboard with Touch ID (2 ports) or Magic Keyboard with Touch ID and Numeric Keypad
 * Magic Mouse
 * Configurable with: Magic Trackpad or Magic Mouse and Magic Trackpad

Audio

 * High-fidelity six-speaker system with force-cancelling woofers
 * Wide stereo sound
 * Support for spatial audio when playing music or video with Dolby Atmos
 * Studio-quality three-mic array with high signal-to-noise ratio and directional beamforming
 * Support for “Hey Siri”

Display Support

 * Simultaneously supports full native resolution on the built-in display at 1 billion colors and:
 * One external display with up to 6K resolution at 60Hz
 * Thunderbolt 3 digital video output
 * Native DisplayPort output over USB-C

Connections and Expansion

 * Two Thunderbolt / USB 4 ports with support for:
 * DisplayPort
 * Thunderbolt 3 (up to 40Gb/s)
 * USB 4 (up to 40Gb/s)
 * USB 3.1 Gen 2 (up to 10Gb/s)
 * Two USB Type-C ports (up to 10Gb/s) (4 ports)
 * Gigabit Ethernet port (configurable with 2 ports, standard with 4 ports)
 * 3.5mm headphone jack

Wireless

 * Wi-Fi
 * 802.11ax Wi-Fi 6 wireless networking IEEE 802.11a/b/g/n/ac compatible
 * Bluetooth
 * Bluetooth 5.0 wireless technology