If you just do a search for <cpu1 model> vs <cpu2 model> often times you get pointed to sites that can do that comparison for you.

For example searching for: J5005 vs i3-1115G4

gave me several links one of which was Intel Core i3-1115G4 vs Pentium Silver J5005 - UserBenchmark

There were several other sites with similar headers.

As for best one for Docker, that too you can search. Specially if you use something like perplexity.ai and you ask which of those two is better for docker it gives you a nice comparison along with which areas one is better than the other as it pertains to using Docker. Suspect you can get similar good info from using any Large Language Models (LLM) like ChatGPT or Claude.ai (both of which have free plans)

Don’t see installation instructions on git page. Are there installations instructions anywhere?

Restic for backup - can send backups to S3 and SFTP amongst other target options.

There are S3 (block storage) compatible services, such as Backblaze’s B2, which are very affordable for backups.