5K Retina display

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

1080p FaceTime HD camera

Simultaneously supports full native resolution on the built-in display at 1 billion colors and:

One 6016-by-3384 (6K) external display at 60Hz with support for 1 billion colors, or

Two 6016-by-3384 (6K) external displays at 60Hz with support for 1 billion colors (requires AMD Radeon Pro 5700 or AMD Radeon Pro 5700 XT), or

One 5120‑by‑2880 (5K) external display at 60Hz with support for 1 billion colors, or

Two 3840-by-2160 (4K UHD) external displays at 60Hz with support for 1 billion colors, or

Two 4096‑by‑2304 (4K) external displays at 60Hz with support for millions of colors