Retina display
12-inch (diagonal) LED-backlit display with IPS technology
2304-by-1440 resolution at 226 pixels per inch with support for millions of colors
16:10 aspect ratio
Supported scaled resolutions:
1.1GHz
1.1GHz dual-core Intel Core m3 processor (Turbo Boost up to 2.2GHz) with 4MB L3 cache
Configurable to 1.3GHz dual-core Intel Core m7 processor (Turbo Boost up to 3.1GHz) with 4MB L3 cache.
1.2GHz
1.2GHz dual-core Intel Core m5 processor (Turbo Boost up to 2.7GHz) with 4MB L3 cache
Configurable to 1.3GHz dual-core Intel Core m7 processor (Turbo Boost up to 3.1GHz) with 4MB L3 cache.
8GB of 1866MHz LPDDR3 onboard memory
256GB PCIe-based onboard flash storage1
512GB PCIe-based onboard flash storage1
Height: 0.14–0.52 inch (0.35–1.31 cm)
Width: 11.04 inches (28.05 cm)
Depth: 7.74 inches (19.65 cm)
Weight: 2.03 pounds (0.92 kg)2
Intel HD Graphics 515
Dual display and video mirroring: simultaneously supports full native resolution on the built-in display and up to 3840 by 2160 pixels at 30Hz on an external display, both at millions of colors
Wi-Fi
802.11ac Wi-Fi wireless networking;IEEE 802.11a/b/g/n compatible
Bluetooth
Bluetooth 4.0 wireless technology