Ryzen 1600x problems

I built a ryzen 1600x computer with gtx 1060 superclocked 3gb, asus prime b350 plus mobo evga 600w bronze power supply corsair h60 water cooler and I have stutter on online games, in the games everything starts fine but after I finish a match in rocket league and enter another server the games starts to lag.  could you please help me?. I need help please I can't find the solution .