Intel core i7 Quad Core with HyperThreading and TurboBoost ( up to 2.8GHZ ) Memory 16GB DDR3 Video/Graphics 1GB Nvidia GeForce Dedicated Graphics GT 240M Hard Disk Space 750GB 7200RPM Hard Drive Audio and Speakers Internal High-Definition 5.1 Surround Sound Audio Optical Drive Slot-Loading Dual Layer DVD Burner (DVD+-RW, CD-RW) Power Battery Options 6-cell Lithium-Ion Battery Ports, Slots & Chassis Ports IEEE 1394a (4-pin) port Integrated Gigabit Ethernet RJ-45 (1000 Mbps) 3 Hi-speed USB 2.0 ports (1 via USB 2.0 / eSATA combo port) 1 eSATA (via USB 2.0 / eSATA Combo Port) VGA, DisplayPort - Video Output 8-in-1 Media Card Reader ExpressCard Slot 2 Audio Out Connectors Audio In / Microphone Jack (retaskable for 5.1 audio) Two Built-In Front Speakers Dimensions Height: 48.70mm (1.92 inches) Width: 377.93mm (14.88 inches) Depth: 308.51mm (12.15 inches) Weight: 4.08kg1 (9lbs)