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

To get the best visual graphical experience on Kingdoms and Castles, aim to have a GPU that has at least 1GB GPU RAM.

Medium level graphics cards currently available today, will probably allow you to play Kingdoms and Castles

We are advised that 9 year old graphics cards should be able to run Kingdoms and Castles, 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 Kingdoms and Castles graphics card requirements chart below.