Processor Intel Core i7 820QM/740QM/720QM/620M 2.66 GHz ~ 1.6 GHz Intel Core i5 430M/450M/460M/520M/540M 2.53 GHz ~ 2.26 GHz Intel Core i3 330M/350M/370M 2.4 GHz ~ 2.13 GHz Chipset Intel HM55 Express Chipset Memory DDR3 1333/1066 MHz SDRAM,2 x SO-DIMM socket for expansion up to 16 G SDRAM (Quad Core),2 x SO-DIMM socket for expansion up to 8 G SDRAM (Dual Core) Display 15.6" 16:9 HD (1366x768)/HD 3D (1366x768 120Hz)/Full HD (1920x1080) LED backlight Graphic NVIDIA GeForce GTX 460M 1.5GB GDDR5 VRAM Storage 2.5" SATA 750GB 7200rpm 640GB 5400rpm 500GB 5400rpm/7200rpm 500GB 7200rpm SSH 320GB 7200rpm Dual HDD Support Optical Drive Blu-Ray DVD Combo Super-Multi DVD Blu-ray Writer Card Reader 8 -in-1 card reader ( SDXC/ MS/ MS Pro/ MS Duo/ MMC) Camera 2.0 Mega Pixel web camera Networking Integrated 802.11 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 USB 3.0 port(s) 3 x USB 2.0 port(s) 1 x RJ45 LAN Jack for LAN insert 1 x HDMI Audio Built-in Speakers And Microphone EAX Advanced HD 5.0 THX TruStudio Battery 8Cells: 5200 mAh 74 Whrs Power Adapter Output : 16 V DC, 4.7 A, 150 W 19 V DC, 4.7 A, 120 W Input : 100 -240 V AC, 50/60 Hz universal Dimensions 39.1 x 29.7 x 2.00 ~5.00 cm (WxDxH) Weight 3.6 kg (with 8 cell battery) Security LoJack 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.