Polychrome SYNC Phantom Gaming 3X Cooling System Stylish Metal Backplate Striped Ring Fan Air Deflecting Fin Ultra-fit Heatpipe 0dB Silent Cooling Super Alloy Graphics Card ASRock Tweak 2.0 Reverse SpinThe center fan spins reversely to lower turbulence and enhance air dispersion through the heatsink.Phantom Gaming 3X Cooling SystemFor Cool And Silent.Crafted for the best balance between the thermal efficiency and silence by all the details.Striped Ring FanDesigned For Enhanced AirflowASRocks all new Striped Ring Fan get more lateral intake and to provide better airflow through the cooling array.0dB Silent CoolingSpin For Cooling, Stop For Silence.The fan spins when the temperature goes high for the optimal cooling, and stops when the temperature goes low for the complete silence.Air Deflecting FinGuide Airflow To Go Through Regularly & Quickly.Guide the airflow to go more regularly and quickly to enhance the cooling efficiency by the V-shaped cutting fins and the V-shaped air vents.Ul