Crying Suns system requirements state that you will need at least 2 GB of RAM. If possible, make sure your have 4 GB of RAM in order to run Crying Suns to its full potential. Provided that you have at least an NVIDIA GeForce 8500 GT graphics card you can play the game. You will need at least 1 GB of free disk space to install Crying Suns. To play Crying Suns you will need a minimum CPU equivalent to an Intel Core 2 Duo T7250. However, the developers recommend a CPU greater or equal to an Intel Core 2 Quad Q8300 to play the game.
Crying Suns will run on PC system with Windows 7+ (32/64 bits) and upwards. Additionally it has a Mac version.
