There can be many reasons that Chrome uses a lot of CPU, it’s not a single variable topic.

If your laptop is actually on your lap, and it feels like your skin is melting off your legs that’s usually a sign of high

The noise clue can be hard to notice on certain computers with good noise filters, but it’s obvious on most laptops. Your computer starts to get hot and your fans start to get noisy.Your laptop’s battery drains fast (could also be a worn out battery).Your screen freezes (can also be GPU or RAM related).Your screen is lagging/jumping especially when you scroll on a page.Some of the most common signs of high CPU usage: Is Chrome using up a lot of your CPU, but you’re not exactly sure why? The following guide will explain common causes for high CPU usage, and show you how to reduce your CPU usage in Chrome to a bare minimum.