The expected growth of ARM processors in data centers has been a hot topic for discussion for quite some time, and we were curious to see how it performs with PostgreSQL. The general availability of ARM-based servers for testing and evaluation was a major obstacle. The icebreaker was when AWS announced their ARM-based processors offering [&]

https://www.percona.com/blog/2021/01/22/postgresql-on-arm-based-aws-ec2-instances-is-it-any-good/