An Intel Core 2 Duo E8400 CPU is required at a minimum to run A.N.N.E. The minimum memory requirement for A.N.N.E is 2 GB of RAM installed in your computer. If possible, make sure your have 3 GB of RAM in order to run A.N.N.E to its full potential. The cheapest graphics card you can play it on is an NVIDIA GeForce GTX 750. Futhermore, an NVIDIA GeForce GT 240 is recommended in order to run A.N.N.E with the highest settings. You will need at least 2 GB of free disk space to install A.N.N.E.
A.N.N.E will run on PC system with Microsoft Windows 7 and upwards. Additionally it has Mac and Linux versions.