Display.

• 27-inch (diagonal) Retina 5K display
• 5120 by 2880 resolution with support for one billion colors
• 500 nits brightness
• Wide color (P3)
• True Tone technology
• Configurable with nano-texture glass

Processor.

• 3.1GHz 6‑core 10th-generation Intel Core i5, Turbo Boost up to 4.5GHz

Graphics.

• Radeon Pro 5300 with 4GB of GDDR6 memory

Memory.

• 8GB (two 4GB) of 2666MHz DDR4 memory; four SO-DIMM slots, user accessible
• 256GB SSD Internal Storage

Camera.

• 1080p FaceTime HD camera: Simultaneously supports full native resolution on the built-in display at 1 billion colors 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)

Audio.

• Stereo speakers
• Studio-quality three-mic array with high signal-to-noise ratio and directional beamforming
• 3.5 mm headphone jack
• Support for “Hey Siri”

Ports/Slots.

• 3.5 mm headphone jack
• SDXC card slot (UHS-II)
• 4 USB-A ports
• 2 Thunderbolt 3 (USB-C) ports with support for DisplayPort; Thunderbolt (up to 40Gb/s); USB 3.1 Gen 2 (up to 10Gb/s); 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 Devices.

• Magic Keyboard
• Magic Mouse 2
• Configurable with Magic Keyboard with Numeric Keypad
• Configurable with Magic Trackpad 2

Connectivity.

• Wi-Fi: 802.11ac Wi-Fi wireless networking; IEEE 802.11a/b/g/n compatible
• Bluetooth: Bluetooth 5.0 wireless technology

Power.

• 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 90% noncondensing
• Operating altitude: tested up to 5000 meters (16,400 feet)

Physical Specifications.

• Height: 51.6 cm (20.3 inches)
• Width: 65.0 cm (25.6 inches)
• Stand depth: 20.3 cm (8 inches)
• Weight: 8.92 kg (19.7 pounds)