Defense Grid: The Awakening GPU Analysis
Comparing Defense Grid: The Awakening PC system requirements to all GPUs shows that Defense Grid: The Awakening is going to need a graphics card that is capable of OpenGL 2.0.

Defense Grid: The Awakening makes use of DX 9.00 so a GPU with that capability could benefit from enhanced visuals.

To get the best visual graphical experience on Defense Grid: The Awakening, aim to have a GPU that has at least 128MB GPU RAM.

Most bottom end graphics cards currently available today, will probably allow you to play Defense Grid: The Awakening

We are advised that 17 year old graphics cards should be able to run Defense Grid: The Awakening, 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 Defense Grid: The Awakening graphics card requirements chart below.