There are a few conjectures as to what the D  stands for. Some have said it is an abbreviation for departure  or decision.  Others claim that it stands for doomsday.  However, according to the United States military, the origin of the popular nickname has more to do with their terminology.

This is correct, Warzone 2 is heavy on the CPU and would explain the GPU not being fully utilised. Increasing image quality settings (or display resolution) would increase GPU utilisation. Is the game running okay though? If so I would not worry too much that the GPU utilisation is not maxed out.

Graphic Processing Units, or GPUs, are found as elusive items that can be sold for high amounts of cash in the DMZ mission mode of Call of Duty: Warzone 2.0 that exists outside the typical battle royale.