If other processes are consuming your CPU in background

How the governor handles scaling of the CPU

How the load is distributed on multiple cores

How aware is the governor about the current workload on system level (EAS is the only governor that I know of that closely comunicates with sytem level APIs to get most correct information about workload on the system)

Fix The Stutter:

Open Facebook

Slide towards your profile homepage on the right

Scroll Down to "App Settings"

Tap on it

Tap on AutoPlay Videos

Turn it Off

No doubt Facebook's official Android app is a mess. It lags and stutters frequently specially when scrolling News feed.That's because Facebook automatically starts playing videos in news feed. The CPU has is already engaged parsing the feed and decoding images to be displayed & the app starts playing videos at the same time (depending on your network conditions).Not that you may not be facing this issue because the lag depends on several factors likeTo fix the stutter in scrolling and make the app consume less power