Enclosure Precision aluminum unibody Processor 3.06GHz Intel Core i7 L3 cache 6MB shared Memory 8GB (two 2GB SO-DIMMs) of 1066MHz DDR3 SDRAM; Hard drive6 1TB Serial ATA; 5400 rpm Slot-loading optical drive 8x SuperDrive (DVD±R DL/DVD±RW/CD-RW) Graphics Intel HD Graphics5 and NVIDIA GeForce GT 360M with automatic graphics switching Graphics memory 1GB GDDR3 Video iSight camera; Mini DisplayPort output port with support for DVI, VGA, dual-link DVI, and HDMI (requires adapters, sold separately) Display 17-inch (diagonal) high-resolution LED-backlit glossy widescreen display, 1920-by-1200 resolution Expansion One FireWire 800 port (up to 800 Mbps), three USB 2.0 ports (up to 480 Mbps), ExpressCard/34 slot Audio Stereo speakers with subwoofers, omnidirectional microphone, audio line in minijack (digital/analog), audio line out/headphone minijack (digital/analog) Networking 10/100/1000BASE-T (Gigabit) Ethernet Wireless AirPort Extreme Wi-Fi (based on IEEE 802.11n specification)2; Bluetooth 2.1 + EDR (Enhanced Data Rate) wireless technology Hardware accessories 85W MagSafe Power Adapter, AC wall plug, power cord pro 17-inch Configuration