Processor 2.2 G Hz quad-core Intel Core i 7 processor Turbo Boost up to 3.4 G Hz with 6MB shared L3 cache Memory 16GB of 1600 M Hz DDR3L onboard memory Hard Drive 256GB PCIe-based flash storage Optical Drive None Software Operating System: OS X Yosemite Display Retina display: 15.4-inch (diagonal) LED-backlit display with IPS technology; 2880x 1800 resolution at 220 pixels per inch with support for millions of colours Native resolution: 2880x 1800 pixels (Retina) Scaled resolutions: 1920x 1200, 1680x 1050, 1280x 800 & 1024x 640 pixels Graphics Intel Iris Pro Graphics Dual display & video mirroring: simultaneously supports full native resolution on the built-in display & up to 3840x 2160 pixels on up to two external displays, both at millions of colours. Thunderbolt digital video output Native Mini Display Port output DVI, VGA, dual-link DVI & HDMI output supported using Mini Display Port adapters (sold separately) Suoport for up to 5120x 2880 resolution at 60 Hz on a single external display (model with AMD Radeon R9 M370X only) Audio Stereo speakers Dual microphones Headphone port Support for Apple iPhone headset with remote & microphone Support for audio line out (digital/analog) Input Devices Full-size backlit keyboard with 78 (US) or 79 (ISO) keys, including 12 function keys & 4 arrow keys (inverted "T" arrangement) with ambient light sensor Force Touch trackpad for precise cursor control & pressure-sensing capabilities; enables force clicks, accelerators, pressure-sensitive drawing & Multi-Touch gestures Networking WIFI: 802.11ac Wi&8209; Fi wireless networking IEEE 802.11a/b/g/n compatible Bluetooth 4.0 wireless technology Power Supply Up to 9 hours wireless web Up to 9 hours i Tunes film playback Up to 30 days standby time Built-in 99.5-watt-hour lithium-polymer battery 85W Mag Safe 2 Power Adapter with cable management system; Mag Safe 2 power port Line voltage: 100V to 240V AC Frequency: 50 Hz to 60 Hz Operating temperature: 10° to 35° C (50° to 95° F) Storage temperature: –25° to 45° C (–13° to 113° F) Relative humidity: 0% to 90% non-condensing Operating altitude: tested up to 3, 000 metres (10, 000 feet) Maximum storage altitude: 4, 500 metres (15, 000 feet) Maximum shipping altitude: 10, 500 metres (35, 000 feet)
Dimensions
Height: 1.8 cm
Width: 35.89 cm
Depth: 24.71 cm Weight: 2.04kg Interfaces Mag Safe 2 power port Two Thunderbolt 2 ports (up to 20 Gbps) Two USB 3 ports (up to 5 Gbps) HDMI port Headphone port SDXC card slot Apple Thunderbolt to Fire Wire Adapter (sold separately) Apple Thunderbolt to Gigabit Ethernet Adapter (sold separately) Warranty / miscellaneous 1 Year 720p Face Time HD camera