The cheapest graphics card you can play it on is an NVIDIA GeForce GTX 970. Futhermore, an AMD Radeon RX 470 is recommended in order to run Catan VR with the highest settings. Catan VR system requirements state that you will need at least 8 GB of RAM. To play Catan VR you will need a minimum CPU equivalent to an Intel Core i3-6100. Whereas, an Intel Core i5-4590 is recommended in order to run it. You will need at least 2 GB of free disk space to install Catan VR.
Catan VR will run on PC system with Windows 7 SP1 64 bit or newer and upwards.