Yolo v9 is supported from v0.17: https://www.reddit.com/r/frigate_nvr/comments/1ohgzsv/reducing_false_positives_by_running_yolo_v9_on/
GPU on AMD Ryzen 7 5825U with Radeon Graphics is “old” gfx90c. It is not supported by latest rocm package.
There is some progress: Frigate with ROCm 7.2.0 including AMD 2000,3000,5000 APU support (gfx900)
It works with yolov9-t-320.onnx but GPU usage is very high, and frames are dropped.
To do: There is a faster YoloX model