Hi there, I have updated my graphics card Nvidia 750ti to sapphire nitro RX 570 4gb, but now I'm facing the issue its drops fps around 150 to 34,25 like this. my GPU is 8pins but i connected it 6pins, my powersupply is 600watt, cpu : E5-1603 , ssd 128, HDD 1tb, ram 8gb DDR3, somebody tell me whats wrong going on in my system. i have tried every solution even overclocking but nothing change, also updated latest driver.