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Windows 7

Microsoft Windows

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)

  • 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
Some games and programs might require a graphics card
compatible with DirectX 10 or higher for optimal performance

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 and
an additional 15 GB of available hard disk space.

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.

PCs with multi-core processors:

Windows 7 was designed to work with today's multi-core processors.
All 32-bit versions of Windows 7 can support up to 32 processor cores,
while 64 versions can support up to 256 processor cores.

PCs with multiple processors (CPUs):
Commercial servers, workstations, and other high-end PCs may
have more than one physical processor. Windows 7 Professional,
Enterprise, and Ultimate allow for two physical processors,
providing the best performance on these computers.
Windows 7 Starter, Home Basic, and Home Premium
will recognize only one physical processor.

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