ZOTAC Ge Force GTX 660 Ti graphics cards are engineered to simply outperform. The ZOTAC Ge Force GTX 660 Ti series is an exclusive dual silencer enhanced cooling solution. The dual silencer combines dual high-efficiency fans with large copper heat-pipes & aluminum fins for maximum cooling performance. Experience temperatures 10-degrees (Celsius) lower than competing solutions with the ZOTAC dual silencer cooler. The enhanced cooling system keeps the graphics processor nice & cool to maintain stability during the most rigorous gaming situations. Enjoy more in-game music & sound effects with less fan noise thanks to the ZOTAC dual silencer enhanced cooling solution. The ZOTAC dual silencer reduces noise levels by 10 d B under full load for a quieter computing experience that doesnt sacrifice cooling performance.