iMac 27-inch Retina i5 3.4GHz 8GB RAM 1TB Fusion


  • 3.4GHz quad-core Intel Core i5 processor
  • 8GB 2400MHz memory
  • 1TB Fusion Drive
  • Radeon Pro 570 with 4GB video memory
  • Apple Magic Mouse 2 and Apple Magic Keyboard
  • New Mac with one-year Warranty (three years with the purchase of AppleCare)

The new iMac desktop experience is more immersive than ever before. The Retina display is at its brightest, lighting up with 500 nits and one billion colors. And performance and productivity are at an all-time high with ultrafast processors, powerful graphics technologies across the line, and blazing fast connectivity. It’s a powerful new take on the all-in-one desktop loved by pros and consumers alike – and a vibrant new way to take it all in.

Brighter, more colorful Retina displays

  • Retina displays now have maximum brightness of 500 nits, 43 percent brighter than the previous generation, making iMac perfect in all lighting conditions

One billion colors

  • Thanks to an innovative spacial and temporal dithering technique, the the new 4K and 5K Retina displays support up to 1 billion colors
  • The new Retina display is ideal for when color accuracy and precision matters, such as photo and video editing

Seventh-generation Intel Core i5 processors

  • Seventh-generation quad-core Intel Core i5 processors with Turbo Boost

Discrete Radeon Pro graphics

  • All models now include powerful Radeon Pro 500-series discrete graphics with Polaris Architecture
  • Up to 8GB of VRAM allow for gaming and 3D graphics performance never seen before on an iMac

Faster memory and storage

  • High performance DDR4 memory across the line
  • Up to 64GB
  • The popular Fusion Drive combines the storage capacity of a hard drive with the performance of flash storage, and is now standard on more models

Blazing fast, versatile connectivity

  • Two Thunderbolt 3 (USB-C) ports bring charging, data transfer, and video out through a single connector
  • Thunderbolt 3 delivers up to twice the data transfer speed (up to 40Gbps) and twice the video bandwidth of Thunderbolt 2
  • Four USB 3 ports, SDXC, Ethernet port, and a headphone jack are standard

New Magic Keyboard with Numeric Keypad as an option

  • The same Magic Keyboard design that customers love is now available with a numeric keypad
  • Available as a configure-to-order option or standalone purchase

Technical Specifications

Display Retina 5K display
27-inch (diagonal) Retina 5K display
5120 by 2880 resolution with support for one billion colors
500 nits brightness
Wide color (P3)

3.4GHz quad-core Intel Core i5 (Turbo Boost up to 3.8GHz)

Memory 8GB (two 4GB) of 2400MHz DDR4 memory; four SO-DIMM slots, user accessible
Configurable to 16GB or 32GB
Storage1 1TB Fusion Drive
Configurable to 2TB Fusion Drive or 256GB, 512GB, or 1TB SSD
Graphics Radeon Pro 570 with 4GB of VRAM
Video Support and Camera

FaceTime HD camera

Simultaneously supports full native resolution on the built-in display at 1 billion colors:

  • One 5120 by 2880 (5K) external display at 60Hz with support for 1 billion colors, or
  • Two 3840-by-2160 (4K UHD) external displays at 60Hz with support for 1 billion colors, or
  • Two 4096 by 2304 (4K) external displays at 60Hz with support for millions of colors

Thunderbolt 3 digital video output

  • Native DisplayPort output over USB C
  • Thunderbolt 2, HDMI, DVI, and VGA output supported using adapters (sold separately)

Stereo speakers


3.5 mm headphone jack

  • Support for Apple iPhone headset with microphone
Connections and Expansion

3.5 mm headphone jack

SDXC card slot

Four USB 3 ports (compatible with USB 2)

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)

Kensington lock slot


Magic Keyboard

Magic Keyboard comes standard with your iMac. It’s wireless and rechargeable (so you won’t be replacing batteries), with an ultracompact, edge-to-edge design that wastes no surface space. It has a stable scissor mechanism, optimized key travel, and a low profile that provide control and comfort. And it pairs immediately with your iMac right out of the box.

Magic Mouse 2

Magic Mouse 2 comes standard with your iMac. The design of Magic Mouse 2 lets it glide smoothly across your desk. And since it supports Multi-Touch, you can use simple gestures on its surface to do things such as swipe between web pages and scroll through documents.



802.11ac Wi-Fi wireless networking
IEEE 802.11a/b/g/n compatible


Bluetooth 4.2 wireless technology

Size and Weight Height: 20.3 inches (51.6 cm)
Width: 25.6 inches (65.0 cm)
Stand depth: 8 inches (20.3 cm)
Weight: 20.8 pounds (9.44 kg)2
Electrical and Operating Requirements Line voltage: 100-240V AC
Frequency: 50Hz to 60Hz, single phase
Operating temperature: 50° to 95° F (10° to 35° C)
Relative humidity: 5% to 95% noncondensing
Operating altitude: tested up to 10,000 feet
Limited Warranty and Service Your iMac comes with 90 days of complimentary technical support and a one-year limited warranty. Purchase AppleCare+ for Mac to extend your coverage to three years from your computer’s purchase date and add up to two incidents of accidental damage coverage, each subject to a service fee of $99 for screen damage or external enclosure damage, or $299 for other repairable damage, plus applicable tax.
In the Box
  • iMac with Retina 5K display
  • Magic Keyboard
  • Magic Mouse 2
  • Power cord
  • Lightning to USB Cable
Operating System

macOS Sierra

macOS is the operating system that powers everything you do on a Mac. macOS Sierra introduces Siri to Mac3 — along with more ways to enjoy your photos, shop securely online, and work seamlessly between devices.


Accessibility features help people with disabilities get the most out of their new iMac. With built-in support for vision, hearing, physical and motor skills, and learning and literacy, you can create and do amazing things.

Features include:

  • VoiceOver
  • Zoom
  • Increase Contrast
  • Reduce Motion
  • Siri and Dictation
  • Switch Control
  • Closed Captions
  • Text to Speech
1 1GB = 1 billion bytes and 1TB = 1 trillion bytes; actual formatted capacity less.
2 Weight varies by configuration and manufacturing process.
3 Siri may not be available in all languages or in all areas, and features may vary by area.
Weight 38 lbs
Manufacturer Part Number