Well-balanced servers are available from planethoster.com.
In terms of technical quality, everything is excellent here. No problems with service, too. I've been using it for over two years and I'm satisfied.

hostpro.com provides dedicated servers with a range of CPUs (Xeon, Ryzen, even ARM boards) and full root access. NVMe storage and daily backup options make them reliable for high-load projects, and their team can fine-tune a setup for both performance and price.