Display

• Retina 5K display

• 27-inch (diagonal) Retina 5K display

• 5120‑by‑2880 resolution with support for one billion colours

• 500 nits brightness

• Wide colour (P3)

Processor

• 3.1GHz

  • 3.1GHz 6‑core Intel Core i5 (Turbo Boost up to 4.3GHz)

  • Configurable to 3.6GHz 8-core Intel Core i9 (Turbo Boost up to 5.0GHz)

Memory

• 3.1GHz

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

  • Configurable to 16GB, 32GB, or 64GB

Storage

• 3.1GHz

  • 1TB Fusion Drive

  • Configurable to 2TB or 3TB Fusion Drive or 256GB, 512GB, or 1TB SSD

Graphics

• 3.1GHz

  • Radeon Pro 575X with 4GB of GDDR5 memory

Audio

• Stereo speakers

• Microphone

• 3.5 mm headphone jack

  • Support for Apple iPhone headset with microphone

Wireless

• Wi-Fi

  • 802.11ac Wi-Fi wireless networking

  • IEEE 802.11a/b/g/n compatible

• Bluetooth

  • Bluetooth 4.2 wireless technology