The cheapest graphics card you can play it on is an NVIDIA GeForce 6100. To play Risk you will need a minimum CPU equivalent to an Intel Pentium 4 2.00GHz. However, the developers recommend a CPU greater or equal to an Intel Core 2 Duo E8400 to play the game. The minimum memory requirement for Risk is 4 GB of RAM installed in your computer.
Risk will run on PC system with Windows XP SP3/Vista/7 and upwards.