In order for you to play Octodad: Dadliest Catch on Linux with minimal graphics settings, your computer must meet the following requirements
Operating System:
Ubuntu 12.04 or newer, other unsupported distros may work
Processor (CPU):
Intel Core 2 Duo 2.0Ghz or equivalent
Memory (RAM):
3 GB RAM
Graphics Card:
Intel Core HD Graphics 3000/4000, NVIDIA 8800 GT, ATI Radeon HD 4850 or better (Open Source Drivers NOT SUPPORTED)
Storage:
3 GB available space
Sound Card:
lib32-alsa-plugins or libasound2-plugins:i386 and libasound2-plugins-extra:i386 may be required.
In order to play Octodad: Dadliest Catch on Linux with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
Ubuntu 14.04
Processor (CPU):
Intel Core i5 2.8Ghz or equivalent
Memory (RAM):
4 GB RAM
Graphics Card:
NVIDIA GeForce 450, AMD Radeon HD 5670 or better
Storage:
3 GB available space