Running immich, HA and Frigate on a RPi4 with Coral or on a HP Prodesk 700 g4 (Intel 8th gen)

Currently I’ve got a RPi4 without Coral, running Frigate with 2 cams, HA, Paperless, Photoview and Qbittorrent. This works well but maxes out the RPi4. As I want to add Immich and more cams, I have to upgrade. Budget allows for either a USB Coral with the existing RPi4 or buy a secondhand HP Prodesk 600 g4 with Intel 8th gen....