Anguished system requirements state that you will need at least 1000 MB of RAM. The cheapest graphics card you can play it on is an AMD Radeon HD 6250. An Intel Core Duo T2050 CPU is required at a minimum to run Anguished. You will need at least 400 MB of free disk space to install Anguished.
Anguished will run on PC system with Windows 7 and upwards.
