CPU_FAN and CPU_OPT are entirely different and serve distinct purposes in the context of a computer cooling system. CPU_FAN or CPU Fan Header is the primary 4-pin fan header on a motherboard, and it ...

The CPU_FAN header is the primary fan connection on the motherboard, specifically designed to control the CPU cooler. Here are some key points about the CPU_FAN header: The CPU_OPT header, also known ...

After a week with my new build I'm realizing that my fan curve settings are terrible. Bottom PWM fans are mapped to coolant temp, basically linear from 50% duty cycle @ 30 Celsius coolant to 100% duty ...

Trying to get AIO Fan speed back to MB (BIOS says no CPU fan reported, but it can be ignored). Temperatures are not an issue. The thing is, no included cable, and the connector on the Fan Controller ...