Processor & Cache MemoryIntel Core2 Duo Processor T9550/P8700/P8600/P8400/P7450/P7350/T6600/T6400/T5900/T5800 : 2.66 GHz - 2 GHz,ChipsetMobile Intel PM45 Express Chipset +ICH9MMain MemoryDDR2 800 MHz SDRAM, 2 x SODIMM socket for expansion up to 4GB SDRAM*Due to the 32-bit operation systems limitation, only 3GB will show up with a 4GB memory. The 64-bit operating system will not have this issue. Display16 HD (1366x768) Color-Shine (Glare-type)Video Graphics & MemoryATI Mobility Radeon HD 4650 , 1G DDR3 VRAMHard Drive 2.5 9.5mm SATA500GB,5400rpm320GB,5400rpm;7200rpm250GB,5400rpmOptical Drive5.25 , 12.7mmDVD Super MultiBlu-Ray DVD ComboCard Reader8 in 1 card reader, SD,MMC,MS,MS-Pro,xD,Smart Media,mini SD w/ adapter,MS-DuoVideo Camera2.0 Mega Pixel web cameraFax/Modem/LAN/WLANIntegrated Intel High Definition Audio chip (Azalia) compliant MDC fax/modem and 10/100/1000 BaseTBuilt-in Bluetooth V2.1+EDRIntel Wireless WiFi Link 5100 ABGNLED Status IndicatorPower-on/SuspendBattery Charging/full/lowStorage device accessCapital / Scroll / Number LockWireless on status indicatorBluetooth on status indicator(optional)Interface1 x Express card1 x Line-in Jack1 x Microphone-in jack2 x Headphone-out jack (1 with S/PDIF)1 x VGA port/Mini D-sub 15-pin for external monitor4 x USB 2.0 ports1 x IEEE 1394 port1 x RJ45 LAN Jack for LAN insert1 x HDMI1 x CIR for remote controllerHot KeysFunction Keys:Fn+F1 Suspend switchFn+F2 WLAN switchFn+F2 Bluetooth switchFn+F3 Access to the E-mailFn+F4 Access to the InternetFn+F5 Brightness downFn+F6 Brightness upFn+F7 LCD on/offFn+F8 LCD/CRT switch displayFn+F9 TouchPad LockFn+F10 Volume on/muteFn+F11 Volume downFn+F12 Volume upFn+Num Lk: Scroll Lock on/offFn+C SplendidFn+V: Life FrameFn+↑: StopFn+↓: Play/PauseFn+ ←Skip to Previous TrackFn+ →Skip to Next TrackAudioBuilt-in speaker and microphoneSupport Dolby Home TheaterBuilt-in stereo speakersKeyboard19mm full size 88 Key with MS Windows function keysNumberic KeyboardBattery Pack & Life6 cells: 4800 mAh,9 cells: 7200 mAh,AC AdapterOutput: 16 V DC, 4.7 A, 90WInput: 100-240 V AC, 50/60 Hz universalDimension & Weight39.2 x 27.7 x 4.40 cm (W x D x H)3.3 kg (with 6 cell battery)SecurityFingerprintSupplied AccessoriesOptical MouseCarrying bagMultimedia SoftwareWinDVD8 BDVirus & Tool SoftwareNorton Internet Security 2009Adobe Acrobat Reader 8.0NERO 8 EssentialsASUS UtilityAsus Win flash for BIOS and Driver live UpdateASUS CopyProtectASUS SmartLogonASUS Net 4 switchAsus Live UpdateAsus Multi-FrameAsus NB Probe +ASUS Life Frame 3Asus Data Security Management(ADSM)Virtual CameraASUS SplendidASUS HotkeyASUS Express GateInstant FunFancy StarteManualIt is highly recommended to always use the most recent driver version available.Do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games.Try to set a system restore point before installing a device driver. This will help if you installed a wrong driver. Problems can arise when your hardware device is too old or not supported any longer.