The cheapest graphics card you can play it on is an NVIDIA GeForce GTX 960. But, according to the developers the recommended graphics card is an NVIDIA GeForce GTX 1070. An Intel Core 2 Duo E8400 CPU is required at a minimum to run Node. The minimum memory requirement for Node is 4 GB of RAM installed in your computer.
Node will run on PC system with windows 7+ and upwards.