Display
5K Retina display
  • 27-inch (diagonal) Retina 5K display
  • 5120‑by‑2880 resolution with support for billions of colors
  • 500 nits brightness
  • Wide color (P3)
Processor

8-Core

10-Core

18-Core

Memory

32GB

  • 32GB of 2666MHz DDR4 ECC memory
  • Configurable to 64GB or 128GB
Storage

1TB

  • 1TB SSD
  • Configurable to 2TB or 4TB SSD
Graphics

Vega GPU

  • Radeon Pro Vega 56 graphics processor with 8GB of HBM2 memory
  • Configurable to Radeon Pro Vega 64 graphics processor with 16GB of HBM2 memory
Video Support and Camera
  • 1080p FaceTime HD camera
  • Simultaneously supports full native resolution on the built-in display at 1 billion colors and:

    • Two 5120‑by‑2880 (5K) external displays at 60Hz with support for 1 billion colors, or
    • Four 3840-by-2160 (4K UHD) external displays at 60Hz with support for 1 billion colors, or
    • Four 4096‑by‑2304 (4K) external displays at 60Hz with support for millions of colors
  • Support for extended desktop and video mirroring modes
  • Thunderbolt 3 digital video output

    • Native DisplayPort output over USB-C
    • VGA, HDMI, DVI, and Thunderbolt 2 output supported using adapters (sold separately)
Audio
  • Stereo speakers
  • Four microphones
  • 3.5 mm headphone jack
Connections and Expansion
3.5 mm
headphone
SDXC
card slot
USB 3
Thunderbolt 3
(USB-C)
Ethernet

10Gb
Ethernet

  • Nbase-T Ethernet supports 1Gb, 2.5Gb, 5Gb, and 10Gb Ethernet using RJ‑45 connector
  • Four Thunderbolt 3 (USB-C) ports
  • Four USB 3 ports
  • SDXC card slot with support for UHS‑II
Input
  • Space Gray Magic Keyboard with Numeric Keypad
  • Space Gray Magic Mouse 2
  • Optional Space Gray Magic Trackpad 2
Wireless

Wi-Fi

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

Bluetooth

  • Bluetooth 4.2 wireless technology
Size and Weight
65.0 cm
(25.6 inches)
51.6 cm
(20.3 inches)
  • Height: 51.6 cm (20.3 inches)
  • Width: 65.0 cm (25.6 inches)
  • Stand depth: 20.3 cm (8 inches)
  • Weight: 9.7 kg (21.5 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 95% noncondensing
  • Operating altitude: tested up to 5000 meters (16,400 feet)
In the Box
  • iMac Pro
  • Space Gray Magic Keyboard
    with Numeric Keypad
  • Space Gray Magic Mouse 2
  • Lightning to USB Cable
  • Power cord
Operating System

macOS High Sierra

macOS is the operating system that powers everything you do on a Mac. macOS High Sierra brings new forward-looking technologies and enhanced features to your Mac. It’s macOS at its highest level yet.*

Learn more