Processor -Intel Core i7-620M Mobile Processor (4MB Intel Smart Cache, 2.66GHz) or Intel Core i5-520M Mobile Processor (3MB Intel Smart Cache, 2.4GHz)Chipset - Mobile Intel HM55 ExpressMemory - 4GB (2/2) DDR3 1066 SDRAM (32-bit operating system is limited to using 3GB of available memory)- User upgradeable up to 8GB (one 4GB memory card in each slot) with 64-bit OS**If upgrading after initial purchase, one or more of the memory cards provided with the system may have to be replaced with optional larger memory cards in order to achieve the maximum capacity. A 64-bit operating system is required to enjoy the ultimate performance of 4GB or higher memory.Storage - Up to 500GB* SATA hard drive, 7200RPM- Integrated variable-speed Super-Multi drive:- Read – 24X CD-ROM, 24X CD-R, 24X CD-RW, 8X DVD-ROM, 8X DVD-R, 8X DVD+R, 6X DVD-ROM DL, 6X DVD-R DL, 6X DVD+R DL, 6X DVD-RW, 6X DVD+RW, 5X DVD-RAM- Write – 24X CD-R, 16X CD-RW, 8X DVD-R, 8X DVD+R, 4X DVD-R DL, 4X DVD+R DL, 6X DVD-RW, 8X DVD+RW, 5X DVD-RAM- 5-in-1 card reader for optional MultiMediaCard, Secure Digital card, Memory Stick, Memory Stick PRO or xD-Picture CardVideo - 15.6" (1366 x 768) high-brightness TFT LCD with LED backlight- Mercury-free LCD- Up to 16.7 million colors- Integrated Intel HD Graphics (128MB dedicated memory)- Microsoft DirectX 10.0 support- Acer Video Conference with integrated Acer Crystal Eye webcam, 1280 x 1024 resolution, and Acer Video Conference Manager software supporting 640 x 480 resolution online video calls- MPEG-2 DVD, WMV9/VC-1 (Windows Media Video 9, VC-1 standard), H.264/AVC decoding- VGA port- Support for simultaneous display on notebook LCD and external monitorAudio - Integrated microphone- Two integrated stereo speakers- High-definition audio support- Headphones/speakers/line-out and microphone ports- Microsoft DirectSound compatibilityInterface Ports - DC-in -RJ-45 LAN- RJ-11 modem- VGA- Headphones/speaker/line-out- Microphone- Four USB 2.0- Connector for optional EasyPort IV port replicatorCard Slot - 5-in-1 card reader for optional MultiMediaCard, Secure Digital card, Memory Stick, Memory Stick PRO or xD-Picture CardCommunications - Acer InviLink Nplify network connection supporting 802.11b/g/n wireless LAN, Acer SignalUp technology for enhanced antenna efficiency, WI-FI CERTIFIED- Bluetooth v3.0 + HS (high speed) wireless PAN- Gigabit LAN, Wake-on-LAN ready- V.92 56Kbps* data/fax modem, PTT (postal, telegraph, telephone) certified in select countries, Wake-on-Ring ready- Acer Video Conference with integrated Acer Crystal Eye webcam, 1280 x 1024 resolution, and Acer Video Conference Manager software supporting 1280 x 1024 resolution online video callsIncluded Software - Acer Bio-Protection- Acer Crystal Eye- Acer ePower Management- Acer eRecovery Management- Acer Identity Card- Acer PowerSmart Manager- Acer Registration- Acer Updater- Acer Video Conference Manager- Adobe Acrobat Reader- Adobe Flash Player- eSobi- Google Toolbar- McAfee Internet Security Suite (trial version)- Microsoft Silverlight- Norton Online Backup- Skype- Windows Live Essentials- Downgrade right to Genuine Windows XP Professional (can be installed in place of, not in addition to, the pre-installed OS)User Interface - 105-key Acer FineTouch keyboard, independent standard numeric keypad, international language support- Play/pause, stop, previous, next, volume up, volume down media control keys printed on keyboard- Multi-gesture touchpad supporting two-finger scroll, pinch, rotate, flipDimensions & Weight - 14.9" (379.0mm) W x 10.0" (253.0mm) D x 1.1" – 1.3” (27.7mm – 32.0mm) H- 5.7 lb. (2.6kg)Size and weight may vary depending on configurationPower - 65-watt AC adapter- Six-cell lithium ion battery: up to 7.0 hours life with Acer ePower Management enabled and depending on configuration and usageSecurity Features - Acer Bio-Protection fingerprint reader- User, administrator and hard drive BIOS passwords- Kensington lock slot- Acer DASP (Disk Anti-Shock Protection) for hard drive It 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.