I keep my computer in a cabinet, and I'm thinking of venting the cabinet with a 92mm or 120mm fan. I've got a few lying around, but I'd need to plug it in to a wall outlet. Should I just use an AC->DC ...

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 ...