IMac (24-inch, M1, 2021)



The iMac (24-inch, M1, 2021) was introduced at Apple's 'Spring Loaded' event on 2021.

It 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 in the second half of 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.

Color options

 * Silver, Pink, Blue, Green, Purple, Orange, Yellow

Processor, Memory and Storage options

 * Processor: M1 with 7-core or 8-core GPU
 * Memory: 8GB or 16GB
 * Storage: 256GB, 512GB, 1TB or 2TB

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: 2 ports: 9.83 pounds (4.46 kg), 4 ports: 9.88 pounds (4.48 kg)

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
 * 500 nits brightness
 * Wide color (P3)
 * True Tone technology

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”

Video

 * 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
 * VGA, HDMI, DVI, and Thunderbolt 2 output supported using adapters (sold separately)

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)
 * Thunderbolt 2, HDMI, DVI, and VGA supported using adapters (sold separately)
 * Two USB Type-C ports (up to 10Gb/s)
 * Gigabit Ethernet port
 * 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