Display

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

Processor

• 3.3GHz quad-core Intel Core i5 processor (Turbo Boost up to 3.7GHz)

Memory

• 8GB (two 4GB) of 1600MHz DDR3 memory (four SO-DIMM slots, user accessible) Configurable to 16GB or 32GB.

Storage1

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

Graphics

• AMD Radeon R9 M290 graphics processor with 2GB 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

Audio

• Stereo speakers
• Dual microphones
• Headphone port  
  • Headphone/optical digital audio output (minijack)
  • Support for Apple iPhone headset with microphone

Connections and Expansion

• 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

Input

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

• Wi-Fi802.11ac Wi-Fi wireless networking; IEEE 802.11a/b/g/n compatible
• BluetoothBluetooth 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 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 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

• iPhoto
• 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

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.

Recycling

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