When All was Quiet GPU Analysis
Comparing When All was Quiet PC system requirements to all GPUs shows that When All was Quiet is going to need a graphics card that is capable of OpenGL 2.0.

To get the best visual graphical experience on When All was Quiet, aim to have a GPU that has at least 256MB GPU RAM.

Most bottom end graphics cards currently available today, will probably allow you to play When All was Quiet

We are advised that 15 year old graphics cards should be able to run When All was Quiet, 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 When All was Quiet graphics card requirements chart below.