You do not need Microsoft Train Simulator installed in order to use Open Rails. (more than 0.3GB graphics RAM recommended)ĭo I need Microsoft Train Simulator installed to use Open Rails? Graphics : any compatible with Windows 7 upwards.The 6 routes in Microsoft Train Simulator require 1.4 GB) Hard drive : 50 MB (but models require lots of space.Memory : minimum = 0.5 GB, recommended = 4 GB.Programs compiled for 32-bit Windows are always limited to using a maximum of 2GB of memory. Open Rails is an 'An圜PU' program which will run as a 32-bit program on 32-bit Windows and as a 64-bit program * Windows 7 requires Service Pack 1 (SP1). It does not work on Windows XBox, Windows Phone or non-Windows platforms. Open Rails works well on Windows PCs from Windows 7* onwards (including Windows 11). Installation Questions from the FAQ Which platforms does Open Rails run on?