Processor & Cache Memory Intel Core i5 Processor 540M/520M/450M430M : 2.53 GHz - 2.26 GHz, with Turbo Boost up to 3.06/2.93/2.66/2.53 GHz; Intel Core i3 Processor 370M/350M/330M : 2.4 GHz - 2.13 GHz, Intel Pentium Dual-Core Processor P6000 : 1.86 GHz Chipset Mobile Intel HM55 Express Chipset Main Memory DDR3 1066 MHz SDRAM, 2 x SODIMM socket for expansion up to 8GB SDRAM Display 15.6" HD (1366x768) LED backlit Video Graphics & Memory ATI Mobility Radeon HD 5470 1G DDR3 VRAM Hard Drive 640GB,5400rpm 500GB,5400rpm;7200rpm 320GB,5400rpm;7200rpm 250GB,5400rpm Optical Drive DVD Super Multi Blu-Ray DVD Combo (Optional) Card Reader 4 in 1 card reader SD,MMC,MS,MS-Pro Video Camera VGA web camera (Fixed type) Fax/Modem/LAN/WLAN Integrated 802.11 b/g/n LED Status Indicator HDD activity Power-on/Suspend Battery Charging/full/low Capital Lock Wireless on status indicator Numeric KB Lock Interface 1 x Microphone-in jack 1 x Headphone-out jack 1 x VGA port/Mini D-sub 15-pin for external monitor 3 x USB 2.0 ports 1 x RJ45 LAN Jack for LAN insert 1 x HDMI Hot Keys Function Keys: Fn+F1 Suspend switch Fn+F2 WLAN switch Fn+F3 Access to the E-mail Fn+F4 Access to the Internet Fn+F5 Brightness down Fn+F6 Brightness up Fn+F7 LCD on/off Fn+F8 LCD/CRT switch display Fn+F9 TouchPad Lock Fn+F10 Volume on/mute Fn+F11 Volume down Fn+F12 Volume up Fn+Ins Numeric Key Pad on/off Fn+Space Power 4Gear Fn+V Camera capture Fn+↑: Stop Fn+↓: Play/Pause Fn+ ←Skip to Previous Track Fn+ →Skip to Next Track Audio Built-in speaker and microphone Altec Lansing speakers SRS Premium Sound Keyboard Numeric Keyboard 19.05mm 100% KB pitch Battery Pack & Life 6 cells: 4400 mAh 48 Whrs AC Adapter Output: 19 V DC, 4.74 A, 90W Input: 100-240 V AC, 50/60 Hz universal Dimension & Weight 38 x 25.5 x 3.45~3.57 cm (W x D x H) 2.62 kg (with 6 cell battery) Security BIOS Booting / HDD User Password Protection Kensington lock hole Supplied Accessories Optical Mouse (optional) Multimedia Software ASUSDVD 6-in-1 Virus & Tool Software Adobe Acrobat Reader 9.0 ASUS Utility ASUS SmartLogon Asus Power4Gear Hybrid Asus Live Update Asus Multi-Frame ASUS Wireless Console Virtual Camera ASUS Splendid Asus Screen Saver Fancy Start eManual AI Recovery ASUS FastBoot ControlDeck Please do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games. Note: Try to set a system restore point before installing a device driver. It will help you restore system if installed driver not complete.