Windows 7 system requirements

If you want to run Windows 7 on your PC, here's what it takes:

■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) / it can run on 512mb
■16 GB available hard disk space (32-bit) or 20 GB (64-bit) / 7 GB is enough for a try
■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 Windows Media Center functionality a TV tuner and additional hardware may be required
■Windows Touch and Tablet PCs require specific hardware
■HomeGroup requires a network and PCs running Windows 7
■DVD/CD authoring requires a compatible optical drive
■BitLocker requires Trusted Platform Module (TPM) 1.2
■BitLocker To Go requires a USB flash drive
■Windows XP Mode requires an additional 1 GB of RAM, an additional 15 GB of available hard disk space, and a processor capable of hardware virtualization with Intel VT or AMD-V turned on
■Music and sound require audio output

Product functionality and graphics may vary based on your system configuration. Some features may require advanced or additional hardware.