server noise decibel ratings

server model	average decibel level*	comparable to**
dell poweredge r730	51db	quiet conversation
dell poweredge r630	49db	refrigerator humming
hp proliant dl360 g9	48db	light rain

*this is after first turning on and going through POST. measurements taken when it booted into the OS

**thx for the comparisons chatgpt overlord