Samsung RF510-S02 15.6-Inch HD LED Laptop (Graphite Radiant Burst) Core i7-720QM, 4 GB of Memory, 640 GB of Hard Drive 15.6-Inch HD LED-Backlit Display (1366 x 768) produces the sharpest images and boldest colors imaginable NVIDIA GeForce GT 330M graphics with 1GB of dedicated memory - Ideal for Gaming and Multimedia Up and Running in Just 3 Seconds - There's no waiting to boot up with Samsung's innovative Fast Start feature. Youre good to go in just 3 seconds Chargeable USB 3.0 - The chargeable USB 3.0 port lets you charge your cell phone or MP3 player even when the notebook's off