Jarheads system requirements state that you will need at least 4 GB of RAM. To play Jarheads you will need a minimum CPU equivalent to an Intel Core i3-530. The cheapest graphics card you can play it on is an Intel HD 5000. You will need at least 2 GB of free disk space to install Jarheads.
Jarheads will run on PC system with Windows 7, 8, 10 and upwards. Additionally it has Mac and Linux versions.