Processor: Intel Core i7 2630QM Intel Core i5 2410M Intel Core i3 2310M Chipset: Intel HM65 Express Chipset Memory: DDR3 1333 MHz SDRAM,2 x SO-DIMM socket for expansion up to 8 G SDRAM Display: 15.6" 16:9 HD (1366x768) LED backlit Graphic: NVIDIA GeForce GT 540M with 1GB/2GB DDR3 VRAM Storage: 2.5" SATA 750GB 5400rpm/7200rpm 640GB 5400rpm 500GB 5400rpm/7200rpm 320GB 5400rpm Optical Drive: Blu-Ray DVD Combo (Optional) Super-Multi DVD Card Reader: 4 -in-1 card reader ( SD/ MS/ MS Pro/ MMC) Camera: 0.3 Mega Pixel Fixed web camera Networking: Integrated802.11 b/g/n Built-in Bluetooth V2.1+EDR (Optional) 10/100/1000 Base T 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 port(s) 1 x RJ45 LAN Jack for LAN insert 1 x HDMI Audio: Built-in Speakers And Microphone Altec Lansing Speakers Battery: 6Cells : 5200 mAh 56 Whrs Power Adapter: Output : 19 V DC, 4.74 A, 90 W (Dual Core) , 120 W (Quad Core) Input : 100 -240 V AC, 50/60 Hz universal Dimensions: 37.8 x 25.3 x 2.83 ~3.49 cm (WxDxH) Weight: 2.60 kg (with 6 cell battery) Security: BIOS Booting User Password Protection HDD User Password Protection and Security 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.