100% cpu usage on final cut

[serpork]

Hello, my hardware
- cpu g4400
- motherboard b150-m
- gtx 750ti
- 8gb ram
- mac os sierra 10.12.5
i have extremely CPU usage on final cut on 5 min video. Can it be wrong clover config?

 

[serpork]

in other cases CPU often uses around 60% or more.