The verdict

Plex
Intel Arc A750 transcodes more streams (~20 vs ~18).
Local AI
Intel Arc A750 has more VRAM (8GB vs 5GB) - up to ~8B (Q4).

Which wins for each job

Job Intel Arc A750 Nvidia Quadro P2200
Plex transcode ~20 streams win ~18 streams
Frigate NVR ~25 cameras ~25 cameras
Local LLM 8GB VRAM win 5GB VRAM
Fits a mini-PC full-size PCIe, DIY build full-size PCIe, DIY build

Approximate - capacity estimates from curated specs, the same logic as the recommender. Verify against your exact setup. Prices move; check the retailer.

Full specs

Spec Intel Arc A750 Nvidia Quadro P2200
Price (list) $200 $200
Type gpu gpu
Interface pcie pcie
Transcode H.264/HEVC/AV1 encode (Arc) H.264/HEVC (NVENC Pascal)
Frigate detector OpenVINO TensorRT
TOPS - -
VRAM (GB) 8 5
Low profile no no
GPU sharing - vgpu (unlock)
Power (W) 225 75