Yes there are, ARM will always be cheaper than Intel and is reaching competitive / comparable levels of performance.
Compute time is significantly cheaper than dev time. 76% of the internet web is powered by PHP and entire services are developed in JS. The average cost of a software developer in the US is 140k, while you can rent a server with 24 cores, 64 GiB of RAM and 4 TiB SSD that can run plenty of badly optimized Node.js docker containers for 90 bucks a month.