Display: 27-inch (diagonal) LED-backlit display with IPS technology; 2560-by-1440 resolution with support for millions of colors.

Processor: 3.2GHz quad-core Intel Core i5 processor (Turbo Boost up to 3.6GHz) with 6MB L3 cache

Memory: 8GB (two 4GB) of 1600MHz DDR3 memory.

Storage: 1TB (5400-rpm) hard drive.

Graphics: NVIDIA GeForce GT 755M graphics processor with 1GB of GDDR5 memory

Video Support and Camera: FaceTime HD camera Simultaneously supports full native resolution on the built-in display and up to a 30-inch display (2560 by 1600 pixels) on an external display Support for extended desktop and video mirroring modes.

Audio:

• Stereo speakers
• Dual microphones
• Headphone port

- Headphone/optical digital audio output (minijack)

- Support for Apple iPhone headset with microphone

Connection and Expansion: 

• SDXC card slot
• Four USB 3 ports
• Two Thunderbolt ports
• Mini DisplayPort output with support for DVI, VGA, and dual-link DVI (adapters sold separately)
• 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector)

Input: Apple Wireless Keyboard

Full-size keyboard with 78 (U.S.) or 79 (ISO) keys, including 12 function keys, 4 arrow keys (inverted “T” arrangement)

Magic Mouse

Smooth, seamless Multi-Touch surface with support for simple gestures (scrolling and swiping). Click and double-click anywhere. Ambidextrous construction accommodates left- and right-handed users.

Wireless:  Wi-Fi 802.11n Wi-Fi wireless networking;2 IEEE 802.11a/b/g compatible

Bluetooth: Bluetooth 4.0 wireless technology

Included Software: OS X Mavericks