Hmm, I don't know enough to give you a confident answer yet. The extracts provided do not contain specific information about GPU layers settings. However, you can find more information about GPU usage in the GPT4All Node.js API documentation here (https://docs.gpt4all.io/gpt4all_nodejs.html#listgpu).
Note: you can ask me a follow up question by @ mentioning me again :speech_balloon: