To play Cubion you will need a minimum CPU equivalent to an Intel Celeron. However, the developers recommend a CPU greater or equal to an Intel Core i3-530 to play the game. You will need at least 250 MB of free disk space to install Cubion. Make sure your have 500 MB of free disk space in order to install Cubion. Cubion system requirements state that you will need at least 256 MB of RAM. Additionally, the game developers recommend somewhere around 512 MB of RAM in your system. The cheapest graphics card you can play it on is an Intel 82945G Express.
Cubion will run on PC system with Windows XP, 7, Vista, 8, 8.1, 10 and upwards.