Dog's Quest system requirements state that you will need at least 4 GB of RAM. An Intel Pentium 4 2.00GHz CPU is required at a minimum to run Dog's Quest. You will need at least 486 MB of free disk space to install Dog's Quest. Provided that you have at least an NVIDIA GeForce 510 graphics card you can play the game.
Dog's Quest will run on PC system with Windows Vista SP1+ and upwards.