Apple iMac 24-inch, A2439 2021 – Technical Specifications
Check Apple iMac 24-inch, A2439 2021 Tech Specs

Find out the repair prices for your Apple iMac 24-inch, A2439 2021
Colours – Apple iMac 24-inch, A2439 2021 Tech Specs
- Blue,
- Green,
- Pink,
- Silver,
- Yellow,
- Orange,
- Purple
Chip
Apple M1 chip
- 8-core CPU with 4 performance cores and 4 efficiency cores
- 7-core GPU
- 16-core Neural Engine

- 8-core CPU with 4 performance cores and 4 efficiency cores
- 8-core GPU
- 16-core Neural Engine
Storage
256GB SSD
Configurable to 512GB or 1TB for a 2-port model
256GB SSD or
512GB SSD
Configurable to 1TB or 2TB
Memory
8GB unified memory
Configurable to 16GB unified memory
Display
24-inch 4.5K Retina display
- 4480×2520 resolution at 218 pixels per inch with support for 1 billion colours
- 500 nits brightness
- The wide colour (P3)
- True Tone technology
Camera
- 1080p FaceTime HD camera
- Advanced image signal processor with computational video
Video Support
Simultaneously supports full native resolution on the built-in display at 1 billion colours 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 are supported using adapters (sold separately)
Audio
Six-speaker sound system iconA high-fidelity a six-speaker system with force-cancelling woofers
Wide stereo soundWide stereo sound
Support for spatial audio when playing video with Dolby AtmosSupport for spatial audio when playing music or video with Dolby Atmos
Studio-quality three-mic iconStudio-quality three-mic array with high signal-to-noise ratio and directional beamforming
Support for Hey Siri iconSupport for “Hey Siri”
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 are supported using adapters (sold separately)
3.5mm headphone jack
- Configurable with Gigabit Ethernet
Input
- Magic Keyboard
- Magic Mouse
Configurable with:
- Magic Keyboard with Touch ID
- Magic Keyboard with Touch ID and Numeric Keypad
- Magic Trackpad
- Magic Keyboard with Touch ID
- Magic Mouse
Configurable with:
- Magic Keyboard with Touch ID and Numeric Keypad
- Magic Trackpad
Wireless – Apple iMac 24-inch, A2439 2021 Tech Specs
Wi‑Fi
- 802.11ax Wi‑Fi 6 wireless networking
- IEEE 802.11a/b/g/n/ac compatible
Bluetooth
- Bluetooth 5.0 wireless technology
Size and Weight
54.7 cm (21.5 inches) x 46.1 cm (18.1 inches) x 14.7 cm (5.8 inches)
Weight: Size and Weight for 2 Port Model
4.46 kg (9.83 pounds)
Weight: Size and Weight for 4 Port Model
4.48 kg (9.88 pounds)
Electrical and Operating Requirements
- Line voltage: 100–240V AC
- Frequency: 50Hz to 60Hz, single phase
- Operating temperature: 10° to 35° C (50° to 95° F)
- Relative humidity:5% to 90% non-condensing
- Operating altitude: tested up to 5,000 metres (16,400 feet)
In the Box
- iMac
- Magic Keyboard
- Magic Mouse
- 143W power adapter
- Power lead (2m)
- USB‑C to Lightning Cable
- iMac
- Magic Keyboard with Touch ID
- Magic Mouse
- 143W power adapter
- Power lead (2m)
- USB C to Lightning Cable
More info on the Apple website.

