CPU: AMD Dual Core Processor E-350 OS: Genuine Windows 7 Home Premium Chipset: A50M FCH Memory: DDR3 1333, Max: 8GB LCD Size: 11.6" 1024x600 or 12.1" or 11.6" 1366*768 HD (optional) Graphics: ATI Radeon HD 6310 Graphics VRAM: share with system memory HDD (GB): 250/320GB/500GB Optical Drive: N/A Audio: Stereo Speakers with HD Audio Webcam: HD Webcam Card Reader: SD/SDHC/MMC/MS LAN: 10/100/1000 Wireless LAN: 802.11 b/g/n Bluetooth: optional D-Sub (VGA): 1 HDMI: 1 USB 2.0 port: 2 USB 3.0 port: 1 (optional) eSATA: N/A eSATA/USB Combo: N/A Mic-in/Headphone-out: 1/1 Express Card: N/A Modem port: N/A Line-in: N/A Keyboard: 87 keys AC Adapter: 40W Battery: 3/6 Cell Power Management: N/A Dimension: 297 x 190 x 31 mm Weight (KG): 1.3 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.