Buy a new Mac now and get a free upgrade to the next release of OS X when it arrives this summer.

Includes Mail, Address Book, iCal, the Mac App Store, iTunes, Safari, Time Machine, FaceTime, Photo Booth, Mission Control, Launchpad, AirDrop, Resume, Auto Save, Versions, Quick Look, Spotlight, QuickTime, and more.

Maximum operating altitude: 10,000 feet.

Relative humidity: 0% to 90% noncondensing.

Operating temperature: 50° to 95° F (10° to 35° C).

85W MagSafe Power Adapter with cable management system MagSafe power port.

Built-in 77.5-watt-hour lithium-polymer battery.

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.

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.

Support for Apple iPhone headset with remote and microphone.

802.11n Wi-Fi wireless networking 3 IEEE 802.11a/b/g compatible.

HDMI audio and video output using third-party Mini DisplayPort to HDMI Adapter (sold separately).

Dual-link DVI output using Mini DisplayPort to Dual-Link DVI Adapter (sold separately).

VGA output using Mini DisplayPort to VGA Adapter (sold separately).

DVI output using Mini DisplayPort to DVI Adapter (sold separately).

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

NVIDIA GeForce GT 650M with 512MB of GDDR5 memory (15-inch 2.3GHz configuration) or NVIDIA GeForce GT 650M with 1GB of GDDR5 memory (15-inch 2.6GHz configuration) and automatic graphics switching.

2.6GHz quad-core Intel Core i7 processor (Turbo Boost up to 3.6GHz) with 6MB 元 cacheĬonfigurable to 2.7GHz quad-core Intel Core i7 (Turbo Boost up to 3.7GHz) with 8MB 元 cache.

2.3GHz quad-core Intel Core i7 processor (Turbo Boost up to 3.3GHz) with 6MB 元 cache.

Configurable to 1680-by-1050 high-resolution glossy or antiglare display.

15.4-inch (diagonal) LED-backlit glossy or optional antiglare widescreen display with support for millions of colors.

Macbook pro 2012 hard drive