lower fan speeds

Hey everyone, PC components: Cpu: i7-8700k Gpu:asus geforce rtx 2070 super dual evo ad motherboard: Mobo z370 i strix I bought a used pc when i tried to raise and lower the fan speed (beacuse is was to loud) . With applications like SpeedFan and Argus Monitor. I could only raise one fan not...

Assassins Creed Orgins uses 100%25 of my CPU and 60ish Percent of my CPU i5 4690k @3.5 GHz Ram 2 4gb Sticks 8gbs total GPU Geforce GTX 960 2GB I think my cpu is bottlenecking is there some way to optimize it so my cpu does not work as hard%3F I understand its a demanding game and their is...