The SAPPHIRE R9 290X 8GB Vapor-X OC adds an industry leading 8GB frame buffer to the company’s award winning cooling technologies and a factory overclock to deliver best in class performance with very low noise. The new Vapor-X cooler uses SAPPHIRE’s latest and highly acclaimed Tri-X structure comprising five heatpipes and three efficient fans. The core heatpipe is an industry leading 10mm pipe, flanked by two 8mm pipes and two 6mm pipes ensuring even heat distribution across the cooler. The three 90mm fans use aerofoil section blades for maximum airflow with minimum noise, and are each equipped with two sets of dust repelling ball bearings.