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 is the brain of any computer system, handling millions of calculations every second. All that computer power generates heat, though – enough to disable the delicate electronics. A CPU cooling ...
The CPU OPT header is an additional connection for special processor cooling accessories, such as specialized coolers with multiple fans or water-cooling components. Functionally, CPU OPT is identical ...
Possibly a dumb question but ...<BR><BR>The mainboard has 4 connectors: CPU fan, system fan and fans 1/2.<BR><BR>CPU fan - I think I have that one figured out<BR>fans 1/2 - front & rear case ...