Noctua NF-A6x25 FLX - case fan - 60 mm, NF-A6X25 FLX (Personal Computers)
In my experiments, a 2U rack server with two E5-2450L through conversion of liabilities to bring in active cooling at keller-grade noise level, I have two of these fans used to cool the CPUs. Together with 80mm fans from the same manufacturer to repl