iMac 27-inch Technical Specifications
Display
5K Retina display
27-inch (diagonal) 5K Retina display
5120x2880 resolution with support for 1 billion colours
500 nits brightness
Wide colour (P3)
True Tone technology
Configurable with nano-texture glass
Processor
3.1GHz
3.1GHz 6‑core 10th-generation Intel Core i5, Turbo Boost up to 4.5GHz
3.3GHz
3.3GHz 6‑core 10th-generation Intel Core i5, Turbo Boost up to 4.8GHz
Configurable to 3.6GHz 10‑core 10th‑generation Intel Core i9, Turbo Boost up to 5.0GHz
3.8GHz
3.8GHz 8‑core 10th-generation Intel Core i7, Turbo Boost up to 5.0GHz
Configurable to 3.6GHz 10‑core 10th‑generation Intel Core i9, Turbo Boost up to 5.0GHz
Price
Memory
8GB (two 4GB) of 2666MHz DDR4 memory; four SO‑DIMM slots, user accessible
Configurable to 16GB, 32GB, 64GB or 128GB
8GB (two 4GB) of 2666MHz DDR4 memory; four SO‑DIMM slots, user accessible
Configurable to 16GB, 32GB, 64GB or 128GB
8GB (two 4GB) of 2666MHz DDR4 memory; four SO‑DIMM slots, user accessible
Configurable to 16GB, 32GB, 64GB or 128GB
Storage1
256GB
256GB SSD
512GB
512GB SSD
Configurable to 1TB or 2TB SSD
512GB
512GB SSD
Configurable to 1TB, 2TB, 4TB or 8TB SSD
Graphics
AMD Radeon Pro 5300 with 4GB of GDDR6 memory
AMD Radeon Pro 5300 with 4GB of GDDR6 memory
AMD Radeon Pro 5500 XT with 8GB of GDDR6 memory
Configurable to AMD Radeon Pro 5700 with 8GB of GDDR6 memory
Configurable to AMD Radeon Pro 5700 XT with 16GB of GDDR6 memory
Video Support and Camera
1080p FaceTime HD camera
Simultaneously supports full native resolution on the built‑in display at 1 billion colours and:
One 6016x3384 (6K) external display at 60Hz with support for 1 billion colours, or
Two 6016x3384 (6K) external displays at 60Hz with support for 1 billion colours (requires AMD Radeon Pro 5700 or AMD Radeon Pro 5700 XT), or
One 5120x2880 (5K) external display at 60Hz with support for 1 billion colours, or
Two 3840x2160 (4K UHD) external displays at 60Hz with support for 1 billion colours, or
Two 4096x2304 (4K) external displays at 60Hz with support for millions of colours
Thunderbolt 3 digital video output
Native DisplayPort output over USB-C
Thunderbolt 2, HDMI, DVI and VGA output supported using adapters (sold separately)
Audio
Stereo speakers
Studio-quality three-mic array with high signal-to-noise ratio and directional beamforming
3.5mm headphone jack
Connections and Expansion
3.5mm headphone jack
SDXC card slot (UHS-II)
Four USB-A ports
Two Thunderbolt 3 (USB-C) ports with support for:
- DisplayPort
- Thunderbolt (up to 40 Gbps)
- USB 3.1 Gen 2 (up to 10 Gbps)
- Thunderbolt 2, HDMI, DVI and VGA supported using adapters (sold separately)
10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector)
Configurable to 10Gb Ethernet with support for 1Gb, 2.5Gb, 5Gb and 10Gb Ethernet
Kensington lock slot
Input
Magic Keyboard
Magic Mouse
Configurable with Magic Keyboard with Numeric Keypad
Configurable with Magic Trackpad
Wireless
Wi-Fi
802.11ac Wi-Fi wireless networking
IEEE 802.11a/c/g/n compatible
Bluetooth
Bluetooth 5.0 wireless technology
Size and Weight
Electrical and Operating Requirements
Line voltage: 100V to 240V AC
Frequency: 50Hz to 60Hz, single phase
Operating temperature: 10° to 35° C
Relative humidity: 5% to 90% non-condensing
Operating altitude: tested up to 5,000 metres
Limited Warranty and Service
Your iMac comes with 90 days of free telephone support and a one-year limited warranty. Purchase the AppleCare Protection Plan to extend your service and support to three years from your computer’s purchase date. Only the AppleCare Protection Plan provides you with direct telephone support from Apple technical experts and the assurance that repairs will be handled by Apple-authorised technicians using genuine Apple parts. For more information, visit Apple Support.
In the Box
iMac with 5K Retina display
Magic Keyboard
Magic Mouse
Power cable
Lightning to USB Cable
Polishing cloth
Operating System
macOS
macOS is the most advanced desktop operating system in the world. macOS Monterey introduces powerful new features to help you connect, share and create like never before.
Accessibility
Accessibility features help people with disabilities get the most out of their new iMac. With built‑in support for vision, hearing, mobility and learning, you can create and do amazing things.
Features include:
- Voice Control
- VoiceOver
- Zoom
- Increase Contrast
- Reduce Motion
- Dictation
- Switch Control
- Closed Captions
- Text to Speech
Built-in Apps3
Configure to Order
Configure your iMac with these options.
Looking for an iMac you can mount on a wall or an adjustable arm? Choose an iMac with a built‑in VESA Mount Adapter
iMac and the Environment
We take responsibility for the environmental footprint of our products throughout their life cycle. Learn more
The 27-inch iMac with 5K Retina display is designed with the following features to reduce its environmental impact:4
Made with better materials
- 100 per cent recycled tin in the solder of the main logic board
- Enclosure made with recyclable, low‑carbon aluminium
- 60 per cent recycled plastic in multiple components
Energy efficient
- Meets ENERGY STAR requirements
Smarter chemistry
- Arsenic-free display glass
- Mercury-free LED-backlit display
- BFR-, PVC-5 and beryllium-free
Green manufacturing
- Final assembly supplier sites do not generate any waste sent to landfill6
- All final assembly suppliers are transitioning to 100 per cent renewable energy for Apple production
Responsible packaging
- 100 per cent of virgin wood fibre comes from responsibly managed forests
Recycling
Apple takes a holistic view of materials management and waste minimisation. Learn more about how to recycle your Mac.
Learn more
Read the 27-inch iMac with 5K Retina Display Environmental Report for detailed information on its environmental performance.