If possible, make sure your have 2 GB of RAM in order to run Sausage Fest to its full potential. Sausage Fest system requirements state that you will need at least 1 GB of RAM. The cheapest graphics card you can play it on is an ATI FireGL T2-128. In terms of game file size, you will need at least 3 GB of free disk space available.
To play Sausage Fest you will need a minimum CPU equivalent to an Intel Core 2 Duo E8400.