Microsoft Windows 8 Professional

Windows 8 Upgrade 

If you currently have a personal computer running Windows 7, Windows XP or Windows Vista then you can upgrade to Windows 8 Pro (Professional). With Windows 8 Pro, you can connect and share your files. Windows 8 Pro also adds enhanced features if you need to connect to company networks, access remote files, encrypt sensitive data, and other more advanced tasks.

You can upgrade to Windows 8 from Windows 7, Windows Vista, Windows XP, Windows 8 Release Preview, Windows 8 Consumer Preview, or Windows Developer Preview, but you might not be able to keep all of your files, software programs, and settings. The following table shows what you can keep during an upgrade, depending on the current version of Windows you are running. If you choose to boot from removable media, you won’t be able to keep your software programs, Windows settings, or personal files when you upgrade.

Upgrading from:	What you can keep:
Windows 8 Preview	Personal files
Windows 8 Developer Preview	Nothing, but your old files will be saved in the "windows.old" folder
Windows 7	Software programs; Windows settings; personal files
Windows Vista	Windows settings; personal files
Windows XP	Personal files

Buy Microsoft Windows 8 Pro at Amazon.com - $66.99

 

Windows 8 System Builder Version

If you do not have a Windows 8 device and are not currently running Windows 7, Windows Vista, or Windows XP on your PC, you'll need to purchase the System Builder version of Windows 8

Windows 8 System Builder Version - Starting from $99 

System Requirements

• 1 GHz processor
• 2 GB RAM
• 20 GB available hard disk space
• 1366 × 768 screen resolution
• DirectX 9 graphics processor with WDDM driver

Additional Requirements to Use Certain Features

• Internet access (fees may apply)
• For touchscreen, you need a tablet or a monitor that supports multi-touch
• Microsoft account required for some features
• Watching DVDs requires separate playback software
• Windows Media Center license sold separately
• To snap apps, you need a screen resolution of at least 1366 x 768