Processor Intel Core 2 Duo 2.4 GHz, Memory 2 GB (2x 1 GB) DDR3 SDRAM PC-8500 up to 4 GB (2 DIMMs), Video Type NVIDIA GeForce 320M 256 MB, Display 13.3″ WXGA LED, Maximum Resolution 1280 x 800, Stereo speakers, HDD 250 GB Serial ATA 5400 RPM, DVD Type 8x slot-loading SuperDrive (DVD-R DL/DVD-RW/CD-RW), Network 10 / 100 / 1000 Mbps, Wireless Type AirPort Extreme, Bluetooth 2.1 + EDR (Enhanced Data Rate), 2x USB 2.0, LAN, Audio (Mini DisplayPort, Kensington lock slot, MagSafe power port), Mac OS X v10.6 Snow Leopard, Battery Type Built-in 63.5-watt-hour Lithium-Polymer Battery, Weight 2.13 kg. 1-year Limited Warranty

Core i7 2.66GHz, 4GB Kit (2x2GB) DDR3, 500GB 7200RPM, DVD±RW, GbE NIC, Wi-Fi, Bluetooth, VGA Intel HD Graphics/NVIDIA GeForce GT 330M 512MB, Camera, 15″ Hi-Res Antiglare Widescreen Display, Mac OS X 10.6 Snow Leopard, 1 year Limited Warranty by Authorized Distributor

Intel Core2 Duo 2.66GHz, 4GB DDR3, 320GB HDD, DVDRW, GbE NIC, WiFi, Bluetooth, VGA NVIDIA GeForce GT 320M 256 MB, Camera, 13.3″ 10 hours Battery, Mac OS X 10.6 Snow Leopard. 1 year Limited Warranty by Authorized Distributor

Intel Core2 Duo 2.4GHz, 4GB DDR3, 250GB HDD, DVDRW, GbE NIC, WiFi, Bluetooth, VGA NVIDIA GeForce GT 320M 256 MB, Camera, 13.3″ 10 hours battery, Mac OS X 10.6 Snow Leopard, 1 year Limited Warranty by Authorized Distributor

Intel Core i5 2.4GHz, 4GB Kit (2x 2GB) DDR3, 320GB HDD, DVD±RW, GbE NIC, Wi-Fi, Bluetooth, VGA Intel HD Graphics 256MB DDR3/NVIDIA GeForce 330M 256MB DDR3, Camera, 15.4″ WLED, Mac OS X 10.6 Snow Leopard, 1 year Limited Warranty by Authorized Distributor

Intel Core i5 2.53GHz, 4GB Kit (2x 2GB) DDR3, 500GB HDD, DVD±RW, GbE NIC, Wi-Fi, Bluetooth, VGA Intel HD Graphics 256MB DDR3/NVIDIA GeForce 330M 256MB DDR3, Camera, 15.4″ WLED, Mac OS X 10.6 Snow Leopard, 1 year Limited Warranty by Authorized Distributor

Processor Intel ntel Core 2 Duo 3.06GHz, 4GB DDR3, 500 GB HDD, GbE NIC, WiFi, Bluetooth, NVIDIA GeForce, Camera, 21.5 -inch LCD Display, DVD±RW 8x SuperDrive (DVD±R DL/DVD±RW/CD-RW), 2x USB 2.0, Firewire 800, Mini Display Port, Audio, iSight Camera, AirPort Extreme, Built-in 10/100/1000BASE-T (Gigabit), Mac OS X v10.6 Snow Leopard, 1 year Limited Warranty by Authorized Distributor

2.66GHz Intel Core i5 (quad core), 4GB (two 2GB SO-DIMMs) of 1066MHz DDR3 SDRAM; supports up to 16GB, 1TB Serial ATA4; 7200 rpm, Slot-loading 8x SuperDrive with 4x double-layer burning (DVD±R DL/DVD±RW/CD-RW), 27-inch (viewable), LED-backlit glossy 16:9 widescreen TFT active-matrix display; 2560 by 1440 pixels millions of colors; IPS technology, Built-in iSight camera; Mini DisplayPort output with support for DVI, dual-link DVI, and VGA video (requires adapters, sold separately); supports input from external DisplayPort sources (requires cables and adapters, ATI Radeon HD 4850 with 512MB of GDDR3 memory, One FireWire 800 port; 7 watts, Four USB 2.0 ports, SD card slot, Built-in stereo speakers with two internal 17-watt high-efficiency amplifiers, built-in microphone, optical digital audio output/headphone out, optical digital audio input/audio line in, Built-in 10/100/1000BASE-T (Gigabit), Built-in AirPort Extreme 802.11n Wi-Fi wireless networking2; built-in Bluetooth 2.1 + EDR (Enhanced Data Rate) wireless technology, Mac OS X v10.6 Snow Leopard (includes iTunes, Time Machine, Quick Look, Spaces, Spotlight, Dashboard, Mail, iChat, Safari, Address Book, QuickTime, iCal, DVD Player, Photo Booth, Front Row, Xcode Developer Tools)

iLife (includes iPhoto, iMovie, iDVD, iWeb, GarageBand), Height:20.4 inches (51.7 cm), Width:25.6 inches (65.0 cm), Depth:8.15 inches (20.7 cm), Weight:30.5 pounds (13.8 kg), 1 year Limited Warranty by Authorized Distributor