OS 7 System Requirements

1 gigahertz (GHz) or faster 32-bit (x86) or 64-bit (x64) processor
1 gigabyte (GB) RAM (32-bit) or 2 GB RAM (64-bit)
1GB RAM (32-bit) / 2GB RAM (64-bit)
16 GB available hard disk space (32-bit) or 20 GB (64-bit)
DirectX 9 graphics device with WDDM 1.0 or higher driver
Additional Requirements to use Certain Features:

Internet Access (fees may apply)
Depending on resolution video playback may require additional memory and advanced graphics hardware
For some Window OS Media Center functionality a TV tuner and additional hardware may be required
Window OS Touch and Window OS Tablet require specific hardware
HomeGroup requires a network and PCS with Window OS 7
DVD/CD authoring requires a compatible optical drive
Music and sound require audio output
Window OS XP Mode requires:
Additional 1GB of RAM
Additional 15GB of available disk space
Processor capable of hardware virtualization, with Intel-VT or AMD-V turned on
Product functionality and graphics may vary based on your system configuration. Some features may require advanced or additional hardware