To play Deisim you will need a minimum CPU equivalent to an Intel Core i5-2500K. Deisim system requirements state that you will need at least 4 GB of RAM. If possible, make sure your have 8 GB of RAM in order to run Deisim to its full potential. You will need at least 1 GB of free disk space to install Deisim. The cheapest graphics card you can play it on is an NVIDIA GeForce GTX 970. But, according to the developers the recommended graphics card is an NVIDIA GeForce GTX 980.
Deisim will run on PC system with Windows 7 and upwards.