I think that there are 14 models from the link that dusty provided. You need to do some conversion, which isn’t that big of a deal, and only needs to be done once.
I can get 4.7 FPS from the CPU alone(via a secondary stream on one of my RTSP security cameras). And can get 27+FPS using tensorflow in python.
Unfortunately I don’t have a lot of time to play with this as my life is pretty busy at the moment, or I would post some code. Google or Bing is your friend. I just happened to see this post.
A cheap rtsp stream can be had for 25.99 for a WYZE cam2 on amazon. They just released a rtsp firmware.