CPU: Intel Core i3 processor Intel Core i5 Processor OS: Genuine Windows 7 Home Premium (MSI recommends upgrade to Genuine Windows 7 Professional) Chipset: Intel HM55 Memory: DDR3 1066, Max: 8GB LCD Size: 17 " HD TFT-LCD Display (LED Backlight) Graphics: nVIDIA Geforce GT425M Graphic Card Graphics VRAM: DDR5 1GB HDD (GB): 320G/500G/640GB SATA Optical Drive: Super-Multi / Blu-Ray Audio: Dynaudio Technology x4 Theater Class Speakers Webcam: HD Webcam Card Reader: SD/SDHC/MMC/MS/SDxC LAN: 10/100/1000 Wireless LAN: 802.11 b/g/draft n Bluetooth: Optional D-Sub (VGA): 1 HDMI: 1 USB 2.0 port: 2 USB 3.0 port: 2 eSATA: N/A eSATA/USB Combo: N/A Mic-in/Headphone-out: 1 Express Card: N/A Modem port: N/A Line-in: N/A Keyboard: 103 keys AC Adapter: 90W Battery: 6 Cells Dimension: 383mmx249.5mmx37.6~32.3mm Weight (KG): 2.8 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.