Iris and the Giant GPU Analysis
Comparing Iris and the Giant PC system requirements to all GPUs shows that Iris and the Giant is going to need a graphics card that is capable of OpenGL 4.2.

To get the best visual graphical experience on Iris and the Giant, aim to have a GPU that has at least 2GB GPU RAM.

Only top performance graphics cards currently available today, will probably allow you to play Iris and the Giant

We are advised that 9 year old graphics cards should be able to run Iris and the Giant, but there could be a few exceptions to this rule.

Note that most games do not officially support laptop graphics cards, but nowadays many laptop graphics solutions are capable of running modern games. Whether desktop graphics cards or laptop, try searching for your graphics card to compare against the Iris and the Giant graphics card requirements chart below.