To play Moon River you will need a minimum CPU equivalent to an Intel Core 2 Quad Q6600. However, the developers recommend a CPU greater or equal to an Intel Core i7-920 to play the game. The minimum memory requirement for Moon River is 4 GB of RAM installed in your computer. Additionally, the game developers recommend somewhere around 8 GB of RAM in your system. You will need at least 550 MB of free disk space to install Moon River. The cheapest graphics card you can play it on is an AMD Radeon HD 6570. But, according to the developers the recommended graphics card is an AMD Radeon R9 280X.
Moon River will run on PC system with Windows 7+ and upwards. Additionally it has Mac and Linux versions.