What is the normal rendering time?
Check your GPU settings in AME prefs should be targeting your particular GPU. Choice of GPU can effect render time significantly. A GPU with a high CUDA processor count is best for these renders on a PC. On a MAC it should be metal with an appropriate card. Try and get a view of your system performance and buy a better card. https://www.cgdirector.com/best-cpu-gpu-render-benchmarks/