Retina display: 13.3-inch (diagonal) LED-backlit display with IPS technology

2560-by-1600 native resolution at 227 pixels per inch with support for millions of colors

Scaled resolutions: 1680 by 1050, 1440 by 900, and 1024 by 640 pixels

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

Scaled resolutions: 1920 by 1200, 1680 by 1050, 1280 by 800, and 1024 by 640 pixels

$1499

$1699

$2199

$2799

2.5GHz dual-core

Intel Core i5 processor (Turbo Boost up to 3.1GHz) with 3MB shared L3 cache

Configurable to 2.9GHz dual-core Intel Core i7 (Turbo Boost up to 3.6GHz) with 4MB shared L3 cache.

2.6GHz dual-core

Intel Core i5 processor (Turbo Boost up to 3.2GHz) with 3MB shared L3 cache

Configurable to 3.0GHz dual-core Intel Core i7 (Turbo Boost up to 3.7GHz) with 4MB shared L3 cache.

2.4GHz quad-core

Intel Core i7 processor (Turbo Boost up to 3.4GHz) with 6MB shared L3 cache

Configurable to 2.7GHz 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 3.8GHz) with 8MB shared L3 cache.

2.7GHz 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 3.8GHz) with 8MB shared L3 cache.

8GB of 1600MHz DDR3L onboard memory

8GB of 1600MHz DDR3L onboard memory

Configurable to 16GB.

16GB of 1600MHz DDR3L onboard memory

Configurable to 256GB, 512GB, or 768GB flash storage.

Configurable to 512GB or 768GB flash storage.

Configurable to 512GB or 768GB flash storage.

Configurable to 768GB flash storage.

• Height: 0.75 inch (1.9 cm)
• Width: 12.35 inches (31.4 cm)
• Depth: 8.62 inches (21.9 cm)
• Weight: 3.57 pounds (1.62 kg)

• Height: 0.71 inch (1.8 cm)
• Width: 14.13 inches (35.89 cm)
• Depth: 9.73 inches (24.71 cm)
• Weight: 4.46 pounds (2.02 kg)

• Intel HD Graphics 4000

• Intel HD Graphics 4000
• NVIDIA GeForce GT 650M with 1GB of GDDR5 memory and automatic graphics switching

• Dual display and video mirroring: Simultaneously supports full native resolution on the built-in display and up to 2560 by 1600 pixels on up to two external displays, at millions of colors

Thunderbolt digital video output

• Native Mini DisplayPort output
• DVI output using Mini DisplayPort to DVI Adapter (sold separately)
• VGA output using Mini DisplayPort to VGA Adapter (sold separately)
• Dual-link DVI output using Mini DisplayPort to Dual-Link DVI Adapter (sold separately)

• 720p FaceTime HD camera

• MagSafe 2 power port
• Two Thunderbolt ports (up to 10 Gbps)
• Two USB 3 ports (up to 5 Gbps)
• HDMI port
• Headphone port
• SDXC card slot
• Apple Thunderbolt to FireWire Adapter (sold separately)
• Apple Thunderbolt to Gigabit Ethernet Adapter (sold separately)

Wi-Fi

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

Bluetooth

Bluetooth 4.0 wireless technology

• Stereo speakers
• Dual microphones
• Headphone port
  • Headphone/optical digital audio output (minijack)
  • Support for Apple iPhone headset with microphone

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

Multi-Touch trackpad for precise cursor control; supports inertial scrolling, pinch, rotate, swipe, three-finger swipe, four-finger swipe, tap, double-tap, and drag capabilities

• Up to 7 hours wireless web
• Up to 30 days standby time
• Built-in 74-watt-hour lithium-polymer battery
• 60W MagSafe 2 Power Adapter with cable management system; MagSafe 2 power port

• Up to 7 hours wireless web
• Up to 30 days standby time
• Built-in 95-watt-hour lithium-polymer battery
• 85W MagSafe 2 Power Adapter with cable management system; MagSafe 2 power port