CPU_Opt is an "optional" header.
The idea is for a multi-fan CPU cooler.
I believe in most (all?) implementations the _OPT header cannot function independently of CPU_Fan, so it will ramp to the same speed etc as the primary connected fan.
CPU_Opt is an "optional" header.
The idea is for a multi-fan CPU cooler.
I believe in most (all?) implementations the _OPT header cannot function independently of CPU_Fan, so it will ramp to the same speed etc as the primary connected fan.