What cameras do you have?
Most of us find the camera AI to be more than adequate.
Many have found the Coral USB to be problematic.
Many have found the CPU version of CodeProject to be easier to use and less hassles.
How many cameras do you plan to use CodeProject on? If just a couple try the CPU version first.
The GPU is not necessary unless you plan to run it on lots of cameras and the CPU is spiking.
Many here don't have a GPU.