If you build your own servers you can make them silent. I had a 2U Xeon beast I kept water-cooled. Before I installed the water cooling, a bit noisy and 60C. A

If you build your own servers you can make them silent. I had a 2U Xeon beast I kept water-cooled. Before I installed the water cooling, a bit noisy and 60C. Afterwards, total silence and 30C.