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What's the difference between 'CPU FAN' socket, 'CPU OPT' socket, and a 'SYS FAN' socket on motherboard? - Quora
StarTech.com Replacement 60mm Ball Bearing CPU Case Fan - TX3 Connector - FAN6X1TX3 - System Cooling Fans - CDW.com
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What's the difference between the CPU FAN” socket, CPU OPT socket, and the SYS FAN socket on motherboard? – All The Differences
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