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
• Supported scaled resolutions:
• 1920 by 1200
• 1680 by 1050
• 1280 by 800
• 1024 by 640
• 300 nits brightness
• Standard color gamut (sRGB)
• 900:1 contrast ratio

Processor

• 2.2GHz
• 2.2GHz quad-core Intel Core i7 processor (Turbo Boost up to 3.4GHz) with 6MB shared L3 cache
• Configurable to 2.5GHz quad-core Intel Core i7 (Turbo Boost up to 3.7GHz) with 6MB shared L3 cache or 2.8GHz quad-core Intel Core i7 (Turbo Boost up to 4.0GHz) with 6MB shared L3 cache.
• 2.5GHz
• 2.5GHz quad-core Intel Core i7 processor (Turbo Boost up to 3.7GHz) with 6MB shared L3 cache
• Configurable to 2.8GHz quad-core Intel Core i7 (Turbo Boost up to 4.0GHz) with 6MB shared L3 cache.

Memory

• 16GB of 1600MHz DDR3L onboard memory

Storage¹

• 2.2GHz - 256GB
• 256GB PCIe-based flash storage
• Configurable to 512GB or 1TB flash storage.

Size and Weight

• Height: 0.71 inch (1.8 cm)
• Width: 14.13 inches (35.89 cm)
• Depth: 9.73 inches (24.71 cm)
• Weight: 4.49 pounds (2.04 kg)²

Graphics and Video Support

• Intel Iris Pro Graphics​
•  
• 2.2GHz - 256GB
• Intel Iris Pro Graphics
• • MagSafe 2 power port
  • Two Thunderbolt 2 ports (up to 20 Gbps)
  • Two USB 3 ports (up to 5 Gbps)
  • HDMI port
  • 3.5 mm headphone jack
  • SDXC card slot
  • Apple Thunderbolt to FireWire Adapter (sold separately)
  • Apple Thunderbolt to Gigabit Ethernet Adapter (sold separately)

  Wireless

  • Wi-Fi
  • 802.11ac Wi‑Fi wireless networking; IEEE 802.11a/b/g/n compatible
  • Bluetooth
  • Bluetooth 4.2 wireless technology

  Audio

  • Stereo speakers
  • Dual microphones
  • 3.5 mm headphone jack
  • Support for Apple iPhone headset with remote and microphone
  • Support for audio line out (digital/analog)

  Keyboard and Trackpad

  • Full-size backlit keyboard with 78 (U.S.) or 79 (ISO) keys, including 12 function keys and 4 arrow keys (inverted “T” arrangement) with ambient light sensor
  • Force Touch trackpad for precise cursor control and pressure-sensing capabilities; enables Force clicks, accelerators, pressure-sensitive drawing, and Multi-Touch gestures