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 Ti. An Intel Core i5-4590 CPU is required at a minimum to run City VR. Whereas, an Intel Core i7-6700K is recommended in order to run it. City VR system requirements state that you will need at least 16 GB of RAM. If possible, make sure your have 32 GB of RAM in order to run City VR to its full potential. In terms of game file size, you will need at least 16 GB of free disk space available.
City VR will run on PC system with Windows 10 and upwards.