At least 1.0 GHz

2.7GHz quad-core Intel Core i7 Turbo Boost up to 3.7GHz 16GB 1600MHz memory 15.4 LED-backlit glossy widescreen display Bluetooth 4.0 720p FaceTime camera USB 3.0 Thund

13.3 (1440x900) High-Resolution LED-Backlit Glossy Widescreen Display/ Turbo Boost Up To 3.2GHz/ 256GB Flash Storage/ 3MB Shared L3 Cache/ 8GB 1600MHz DDR3L Memory/ Intel HD Graphics 4000/ 720p FaceTime HD Camera/ Dual Display And Video Mirroring Support/ USB 3/ Thunderbolt/ MagSafe 2 Power Port/ SD Card Slot/ 802.11n Wi-Fi Networking/ Bluetooth 4.0/ Full-Size Backlit Keyboard/ OS X Mountain Lion/ Aluminum Finish

17 MacBook Pro quad-core Intel Core i7 2.4GHz, 4GB DDR3, 750GB HD, Intel HD Graphics 3000 & AMD Radeon HD 6770M, SuperDrive, Thunderbolt port, Gigabit Ethernet, FaceTime HD camera, Aluminum unibody

13.3 (1440x900) High-Resolution LED-Backlit Glossy Widescreen Display/ Turbo Boost Up To 2.8GHz/ 256GB Flash Storage/ 3MB Shared L3 Cache/ 8GB 1600MHz DDR3L Memory/ Intel HD Graphics 4000/ 720p FaceTime HD Camera/ Dual Display And Video Mirroring Support/ USB 3/ Thunderbolt/ MagSafe 2 Power Port/ SD Card Slot/ 802.11n Wi-Fi Networking/ Bluetooth 4.0/ Full-Size Backlit Keyboard/ OS X Mountain Lion/ Aluminum Finish

15.4 (1440x900) LED-Backlit Glossy Widescreen Display/ Turbo Boost Up To 3.6GHz/ 6MB L3 Cache/ 8GB 1600MHz DDR3 Memory (8GB Maximum)/ 1TB 5400rpm Hard Drive/ NVIDIA GeForce GT 650M With 1GB Of GDDR5 Memory And Automatic Graphics Switching/ 720p FaceTime HD Camera/ Dual Display And Video Mirroring Support/ FireWire 800 USB 3 Thunderbolt Gigabit Ethernet/ SDXC Card Slot/ 802.11n Wi-Fi Networking/ Bluetooth 4.0/ Full-Size Backlit Keyboard/ OS X Mountain Lion/ Glossy Gcreen/ Aluminum Finish

13.3 MacBook Pro Notebook Computer with Retina Display, 2.5GHz Intel Core i5 Dual-Core, 8GB of 1600MHz DDR3L RAM, 768GB Flash Storage, Integrated Intel HD Graphics 4000, 13.3 LED-Backlit IPS Retina Display, 2560 x 1600 Native Resolution, 802.11a/b/g/n Wi-Fi, Bluetooth 4.0, Thunderbolt, USB 3.0, HDMI, 720p FaceTime HD Camera, Dual Mics, Mac OS X 10.8 Mountain Lion (64-bit)

15.4 MacBook Pro Z1042 Notebook Computer (750GB) (Hi-Res Anti-Glare Screen), Intel Core i7 Quad-Core 2.6 GHz CPU, Internal 8GB DDR3 RAM Memory, Features 750GB 7200 RPM Hard Drive, Intel HD 4000 & NVIDIA GeForce GT 650M, LED-Backlit 15.4 (39.1 cm) Display, Native 1680 x 1050 Resolution, Hi-Res Anti-Glare Screen Finish, Wireless 802.11n WiFi & Bluetooth 4.0, Dual USB 3.0 Ports & Thunderbolt Port, Mac OS X 10.8 Mountain Lion

This Apple computer has been upgraded over the base Apple model by Apple in their factory. As a result, it comes with the standard Apple computer warranty. The base Apple computer model of this is an upgraded model was built upon was MC975LL/A.The Apple upgrade specific to this model is: RAM upgraded from 8 GB to 16 GB

Introducing the 15.4-inch MacBook Pro. The state-of-the-art quad-core Intel i7 processor delivers up to 2x faster performance (over the previous generation of MacBook Pro). New Thunderbolt technology lets you connect high-performance peripherals and high-resolution displays to a single port, and transfer files at lightning speeds. And with the built-in FaceTime HD camera, you can make astonishingly crisp HD video calls. With the revolutionary Thunderbolt technology, you'll be able to achieve bi-directional channels with transfer speeds to peripherals like external hard drives and servers up to an amazing 10 Gbps--while also connecting to a DisplayPort- compatible high-resolution display. As with previous models, the MacBook Pro features a precision unibody enclosure crafted from a... Less

The Apple MC976LL/A 15.4 MacBook Pro Notebook with Retina Display is a powerful notebook computer with an innovative, ultrathin, ultraportable aluminum unibody design. It is loaded with advanced power management features and an integrated lithium polymer battery, which work together to provide up to 7 hours of wireless web browsing.The most noticeable difference between this MacBook Pro and its predecessor is the Retina display. The widescreen, LED-backlit IPS screen has a glossy finish and a native resolution of 2880 x 1880. With 220 pixel-per-inch, this MacBook Pro has a pixel count of over 5 million. You'll be able to output up to two external displays at up to 2560 x 1600 via Thunderbolt (mini DisplayPort). Any Mini DisplayPort- compatible display will plug in without the need of an... Less