The cheapest graphics card you can play it on is an AMD Radeon HD 5450. You will need at least 2 GB of free disk space to install Pain Train. Pain Train system requirements state that you will need at least 2 GB of RAM. To play Pain Train you will need a minimum CPU equivalent to an Intel Core i5-650.
Pain Train will run on PC system with Win 7 32-bit or better and upwards.