Key Features 2 GB GDDR5 Memory Clock 1183 MHz 1x Display Port | 1 x HDMI | 1x DVI Single Fan 144-hour Validation Program Each card must meet rigorous performance and reliability standards before it ships. Performance and stress tests are run with the latest chart-topping titles like Fortnite, League of Legends, Overwatch, and Player Unknown s Battlegrounds. We also carry out reliability trials that include a 144-hour stability test and a series of 3DMark benchmarking runs to ensure the card performs well when pushed to the limits. AMD Radeon Free Sync Experience stutter-free, tear-free gaming with AMD Radeon Free Sync(TM) Premium Pro technology, available on many ASUS monitors. Get ready to game and experience the most epic graphics! IP5X Dust Resistance Dust is the number one enemy for fans. It may be easy to to clean the blades, but dismantling the fan apart to remove dust is not a simple task. IP5X certification keeps nasty particulates out of the housing, so you ll never need that deep clean.