OC Edition Great Performance. Delivers great performance which is more higher than reference cards based on the solid hardware design. Phantom Gaming 3X Cooling System For Cool and Silent. Crafted for the best balance between the thermal efficiency and silence by all the details Striped Axial Fan Designed For Enhanced Airflow. ASRock’s custom Striped Axial Fan delivers enhanced airflow to optimize cooling from not only the stripe structure on each fan blade but also the polishing surface on the bottom side. Air Deflecting Fin Guide 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. Ultra-fit Heatpipe Consolidated to Maximize the Contact. The heatpipes are consolidated to maximize the contact among each others and also the GPU baseplate for the optimized heat dissipation.