MacBook Air 2017

Display: 13.3-inch LED-backlit widescreen with 1440×900 pixel resolution.

Processor (base): 1.8 GHz dual-core Intel Core i5 (Broadwell-ULT, Intel HD Graphics 6000).

Processor (optional upgrade): Intel Core i7 at ~2.2 GHz.

Memory: 8 GB of 1600 MHz LPDDR3 onboard (not user-upgradeable).

Storage: Flash-based SSD, 256 GB.

Graphics: Integrated Intel HD Graphics 6000, sharing system memory.

Battery: Built-in 54 watt-hour lithium-polymer battery.

Ports & connectivity: Includes MagSafe 2 power connector, Thunderbolt 2, two USB-A 3 ports, SDXC card slot (on 13″ version), 802.11ac WiFi, Bluetooth 4.0.

Weight & dimensions: Approx. 1.35 kg (≈2.96 lb) for the 13-inch.

Operating system at release: macOS Sierra (with support for later versions)