The cheapest graphics card you can play it on is an Intel HD 4400. In terms of game file size, you will need at least 2 GB of free disk space available. An Intel Core i5-2500 CPU is required at a minimum to run Bridge! 2. Bridge! 2 system requirements state that you will need at least 4 GB of RAM.
Bridge! 2 will run on PC system with Windows 7 / 8 / 8.1 / 10 and upwards. Additionally it has Mac and Linux versions.