The Sony VAIO VGN-SR510G/B Notebook PC is a powerful, portable and durable notebook featuring an Intel Core 2 Duo T6670 2.20GHz processor, magnesium alloy casing, pre-installed Genuine Microsoft Windows 7 Professional 64-bit Operating System and much more. It has a 13.3-inch diagonal LED backlit display that delivers dazzling colors and stunning picture quality up to a 1280×800 resolution. The Sony VAIO VGN-SR510G/B Notebook PC has 4GB of DDR2 memory, a 320GB SATA hard drive, and a DVDRW Optical Drive for all your storage and multimedia needs. Separate your business workspace from your personal interests with the VIAO SwitchMode. Three (3) buttons above the keyboard let you switch between distinct usage personalities or modes. A built-in biometric fingerprint scanner makes authentication and secure access quick and easy you only need your fingerprint. G-Sensor™ Shock Protection technology locks up your hard disk drive when it senses a sudden movement to secure its position and helps protect the disk from scratching. Other impressive connectivity and communications features of the Sony VAIO VGN-SR510G/B Notebook PC include Wireless 802.11a/b/g/n and Bluetooth capability, integrated webcam, and more.