If you have Windows XP, you can purchase Windows 7 Upgrade versions. But you must back up your files, do a clean install, and reinstall your applications.
- Processor Required
- 1 GHz or faster 32-bit (x86) or 64-bit (x64) processor
- Hard disk
- 16 GB available disk space (32-bit) / 20 GB (64-bit); for the download version, an additional 3 GB is required
- Memory Required
- 1 GB RAM (32-bit) / 2 GB RAM (64-bit)
- Video card
- DirectX 9 graphics processor with WDDM 1.0 or later driver
- Other
- Windows Touch and Windows Tablet require specific hardware.
HomeGroup requires a network and PCs with Windows 7.
DVD/CD authoring requires a compatible optical drive.
Music and sound require audio output.
Depending on resolution, video playback may require additional memory and advanced graphics hardware.
Internet access required to use certain features (fees may apply).
Product functionality and graphics may vary based on your system configuration. Some features may require advanced or additional hardware.
Some features in earlier Windows versions are not included in Windows 7. Get similar programs including Windows Live Mail™, Photo Gallery, Messenger, and Movie Maker for free through Windows Live Essentials.