Minimum: OS:Windows 10 / 8.1 / 7 / Vista SP2 / XP SP3 Processor:Intel Pentium 4 1.8 GHz or Equivalent Memory:512 MB RAM Graphics:128 MB DirectX 9.0c Compatible Video Card w/Pixel Shader 2.0 Support DirectX®:dx90c Hard Drive:4 GB HD space Sound:DirectX 9.0c Compatible Sound Card Other Requirements:Broadband Internet connection, also to activate this game you must create a Stardock account while launching the game on Steam.