Windows 8 reviews by experts ,microsoft review,expert Address Extension for new security features in the Windows 8 kernel), 1GB of RAM (or 2GB for 64-bit systems),
20GB of hard drive space and a DirectX 9 graphics card with WDDM driver. If you want to use the Windows Store to download WinRT apps, you need a screen resolution of at least 1024 x 768, and if you want to snap two WinRT apps side by side, that goes up to a minimum of 1366 x 768.