Operating System: macOS High Sierra

Processor: 2.9GHz quad-core Intel Core i7, Turbo Boost up to 3.8GHz, with 6MB shared L3 cache

System Memory: 16GB of 2133MHz LPDDR3 onboard memory

Storage: 512GB

Graphics: Radeon Pro 555 with 2GB of GDDR5 memory and automatic graphics switching

Display: Retina display 15.4-inch (diagonal) LED-backlit display with IPS technology; 2880-by-1800 native resolution at 220 pixels per inch with support for millions of colors

Wireless: 802.11ac Wi-Fi wireless networking; IEEE 802.11a/b/g/n compatible

Battery: Built-in 76.0-watt-hour lithium-polymer battery

Weight: 4.02 pounds (1.83 kg)