An Intel Core i5-650 CPU is required at a minimum to run Exo One. In terms of game file size, you will need at least 12 GB of free disk space available. The cheapest graphics card you can play it on is an NVIDIA GeForce GTX 650. Exo One system requirements state that you will need at least 4 GB of RAM.
Exo One will run on PC system with Windows 7 or higher 64 bit and upwards.