iMac (24-inch, M1, 2021)

First Release: 11.3 (20E232), 11.3 (20E232)
Latest Release: 15.6 (24G84), 15.6 (24G84)
Latest Beta Release: 26.0 beta 5 (25A5327h), 26.0 beta 5 (25A5327h)
Color options
Blue, Green, Pink, Silver, Yellow (4 ports), Orange (4 ports) or Purple (4 ports)
Processor, Memory and Storage options
Processor: M1 with 7- (2 ports) or 8-core (4 ports) GPU
Memory: 8GB or 16GB LPDDR4X-4266 (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