This startechcom socket 7730 cpu cooling fan optimizes heat dissipation and removal by combining a large heatsink and 5cm brushless ball bearing fan it is designed to provide quiet cooling to socket 370ppga celerons socket 7 pentiums amd k6 k6 2 and cyrix chips with a high efficiency fan blade design capable of moving 9 cfm of air the fan draws power using a 3 lead tx3 connector that plugs directly into the motherboard allowing the system to monitor fan speed and operating status and