27-inch (diagonal) Retina display with IPS technology; 5120‑by‑2880 resolution with support for millions of colors





  • 3.3GHz quad-core Intel Core i5 processor (Turbo Boost up to 3.7GHz)
  • 3.5GHz quad-core Intel Core i5 processor (Turbo Boost up to 3.9GHz)
  • Configurable to 4.0GHz quad-core Intel Core i7 (Turbo Boost up to 4.4GHz).
  • Memory

    8GB (two 4GB) of 1600MHz DDR3 memory; four SO-DIMM slots, user accessible

    Configurable to 16GB or 32GB.


  • 1TB (7200-rpm) hard drive
  • Configurable to 3TB hard drive, 1TB or 3TB Fusion Drive, or 256GB, 512GB, or 1TB of flash storage (SSD).
  • 1TB
  • 1TB Fusion Drive
  • Configurable to 3TB Fusion Drive or 256GB, 512GB, or 1TB of flash storage (SSD).
  • Graphics

  • AMD Radeon R9 M290 graphics processor with 2GB of GDDR5 memory
  • AMD Radeon R9 M290X graphics processor with 2GB of GDDR5 memory
  • Configurable to AMD Radeon R9 M295X with 4GB of GDDR5 memory.
  • Video Support and Camera

    FaceTime HD camera

    Simultaneously supports full native resolution on the built-in display and up to 3840 by 2160 pixels on an external display

    Support for extended desktop and video mirroring modes


    Stereo speakers

    Dual microphones

    Headphone port

    • Headphone/optical digital audio output (minijack)
    • Support for Apple iPhone headset with microphone

    Connections and Expansion

    SDXC card slot
    USB 3
    Thunderbolt 2
    Gigabit Ethernet

    Headphone port

    SDXC card slot

    Four USB 3 ports (compatible with USB 2)

    Two Thunderbolt 2 ports

    • Mini DisplayPort output
    • Support for DVI, VGA, and dual-link DVI (adapters sold separately)

    10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector)

    Kensington lock slot


    Apple Wireless Keyboard

  • Full-size keyboard with 78 (U.S.) or 79 (ISO) keys, including 12 function keys and 4 arrow keys (inverted “T” arrangement)
  • Magic Mouse

  • Smooth, seamless Multi-Touch surface with support for simple gestures (scrolling and swiping). Click and double-click anywhere. Ambidextrous construction accommodates left- and right‑handed users.
  • Magic Trackpad

  • Glass Multi-Touch trackpad for precise cursor control; supports inertial scrolling, pinch and expand, swipe, three-finger swipe, four‑finger swipe, tap, double-tap, rotate, screen zoom, scroll, click and drag, click drag and lock, secondary click A and B.
  • Wireless


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

  • Bluetooth 4.0 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: 21 pounds (9.54 kg)2

    Electrical and Operating 

    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 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-authorized technicians using genuine Apple parts. For more information, visit Apple Support or call 800‑823‑2775.

    In the Box

    iMac with Retina 5K display

    Apple Wireless Keyboard

    Apple Magic Mouse

    Power cord

    Operating System

    OS X Yosemite

    Engineered to take full advantage of your Mac hardware, OS X Yosemite is intuitive and easy to use. It features an elegant design, includes enhancements to the apps you use most, and enables your Mac and iOS devices to work together in amazing ways. Learn more

    OS X Yosemite Includes

    • AirDrop
    • AirPlay
    • Dictation
    • Gatekeeper
    • Notification Center
    • Facebook Integration
    • Twitter Integration
    • Multiple Display Support
    • Finder Tabs and Tags
    • iCloud
    • iCloud Keychain
    • iCloud Drive
    • Family Sharing
    • Dashboard
    • Mission Control
    • Spotlight Search
    • Safari Power Saver
    • App Nap
    • Power Nap
    • Compressed Memory
    • Built-in Sharing

    Built-in Apps3

    • Photos
    • iMovie
    • GarageBand
    • Pages
    • Numbers
    • Keynote
    • Maps
    • iBooks
    • Safari
    • Mail
    • FaceTime
    • Messages
    • Calendar
    • Contacts
    • Time Machine
    • Photo Booth
    • Mac App Store
    • iTunes
    • Game Center
    • Preview
    • Notes
    • Reminders

    Configure to Order

    Configure your iMac with these options, only at the Apple Online Store.

    Looking for an iMac with Retina 5K display you can mount on a wall or an adjustable arm? Choose an iMac with Retina 5K display and a Built-in VESA Mount Adapter.

    27-inch iMac with Retina 5K display

    Magic Trackpad

    16GB memory upgrade (two 8GB)

    32GB memory upgrade (four 8GB)

    1TB or 3TB Fusion Drive

    256GB, 512GB, or 1TB of flash storage (SSD)

    4.0GHz quad-core Intel Core i7 (Turbo Boost up to 4.4GHz)

    AMD Radeon R9 M295X graphics processor with 4GB of GDDR5 memory

    iMac and the Environment

    Apple takes a complete product life cycle approach to determining our environmental impact. Learn more

    iMac is designed with the following features to reduce its environmental impact:

    • Arsenic-free display glass
    • BFR-free
    • PVC-free4
    • Mercury‑free LED‑backlit display
    • Highly recyclable aluminum and glass enclosures
    • Meets ENERGY STAR Version 6.1 requirements
    • Rated EPEAT Gold5

    Apple and the Environment

    Learn more about Apple’s dedication to reducing the environmental impact of our products and process. Or read our Product Environmental Reports for detailed information on the environmental performance of every Apple product.


    Apple takes a holistic view of materials management and waste minimization. Learn more about how to recycle your Mac.