Processor
2.9GHz quad-core Intel Core i7, Turbo Boost up to 3.8GHz, with 8MB shared L3 cache
Memory
16GB of 2133MHz LPDDR3 onboard memory
Storage
2TB PCIe-based onboard SSD1
Graphics
Radeon Pro 460 with 4GB of GDDR5 memory and automatic graphics switching
Intel HD Graphics 530
Charging and Expansion
Four Thunderbolt 3 (USB-C) ports with support for:
Charging
DisplayPort
Thunderbolt (up to 40 Gbps)
USB 3.1 Gen 2 (up to 10 Gbps)
Video Support
Simultaneously supports full native resolution on the built-in display at millions of colours and:
Up to two displays with 5120x2880 resolution at 60Hz at over a billion colours
Up to four displays with 4096x2304 resolution at 60Hz at over a billion colours
Thunderbolt 3 digital video output
Native DisplayPort output over USB‑C
VGA, HDMI and Thunderbolt 2 output supported using adapters (sold separately)
Audio
Stereo speakers with high dynamic range
Three microphones
3.5mm headphone port
Wireless
802.11ac Wi-Fi wireless networking; IEEE 802.11a/b/g/n compatible
Bluetooth 4.2 wireless technology
Size and weight
Height: 1.55 cm (0.61 inch)
Width: 34.93 cm (13.75 inches)
Depth: 24.07 cm (9.48 inches)
Weight: 1.83 kg (4.02 pounds)6