The verdict

Local AI
Nvidia RTX A6000 has more VRAM (48GB vs 24GB) - up to ~33B (Q4).

Which wins for each job

Job Nvidia RTX A5000 Nvidia RTX A6000
Plex transcode ~24 streams ~24 streams
Frigate NVR ~25 cameras ~25 cameras
Local LLM 24GB VRAM 48GB VRAM win
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 Nvidia RTX A5000 Nvidia RTX A6000
Price (list) $1,400 $4,000
Type gpu gpu
Interface pcie pcie
Transcode H.264/HEVC (NVENC Ampere) H.264/HEVC (NVENC Ampere)
Frigate detector TensorRT TensorRT
TOPS - -
VRAM (GB) 24 48
Low profile no no
GPU sharing vgpu vgpu
Power (W) 230 300