Windows 8.1 system requirements

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Windows 8.1 system requirements

If you want to run Windows 8.1 on your PC, here's what it takes:

  • Processor: 1 gigahertz (GHz) or faster with support for PAE, NX, and SSE2 (more info)

  • RAM: 1 gigabyte (GB) (32-bit) or 2 GB (64-bit)

  • Hard disk space: 16 GB (32-bit) or 20 GB (64-bit)

  • Graphics card: Microsoft DirectX 9 graphics device with WDDM driver

Additional requirements to use certain features:

  • To use touch, you need a tablet or a monitor that supports multitouch (more info)

  • To access the Windows Store and to download, run, and snap apps, you need an active Internet connection and a screen resolution of at least 1024 x 768

  • Microsoft account required for some features

  • Internet access (ISP fees might apply)

  • Secure boot requires firmware that supports UEFI v2.3.1 Errata B and has the Microsoft Windows Certification Authority in the UEFI signature database

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

  • Watching DVDs requires separate playback software (more info)

  • Windows Media Center license sold separately (more info)

  • BitLocker To Go requires a USB flash drive (Windows 8.1 Pro only)

  • BitLocker requires either Trusted Platform Module (TPM) 1.2 or a USB flash drive (Windows 8.1 Pro only)

  • Client Hyper-V requires a 64-bit system with second level address translation (SLAT) capabilities and additional 2 GB of RAM (Windows 8.1 Pro only)

  • A TV tuner is required to play and record live TV in Windows Media Center (Windows 8.1 Pro Pack and Windows 8.1 Media Center Pack only)

  • Miracast requires a display adapter which supports Windows Display Driver Model (WDDM) 1.3, and a Wi-Fi adapter that supports Wi-Fi Direct

  • Wi-Fi Direct Printing requires a Wi-Fi adapter that supports Wi-Fi Direct and a device that supports Wi-Fi Direct Printing

  • Free internet TV content varies by geography, some content might require additional fees (Windows 8.1 Pro Pack and Windows 8.1 Media Center Pack only)

  • To install a 64-bit OS on a 64-bit PC, your processor needs to support CMPXCHG16b, PrefetchW, and LAHF/SAHF

  • InstantGo works only with computers designed for Connected Standby

Windows 8.1 system requirements

Rob

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