Dawn of War 3 GPU Analysis
Comparing Dawn of War 3 PC system requirements to all GPUs shows that Dawn of War 3 is going to need a graphics card that is capable of OpenGL 4.2.

To get the best visual graphical experience on Dawn of War 3, 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 Dawn of War 3

We are advised that 10 year old graphics cards should be able to run Dawn of War 3, 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 Dawn of War 3 graphics card requirements chart below.