How to speed up Google chrome?

Disable Google Chrome automatic updates.
This will stop the Google chrome update process "googleupdater.exe" and let the browser work faster every time. It helps the browser start-up more quickly. It also save some CPU and RAM usages. 

Enable GPU acceleration and composting.
Web pages are more graphically designed for the users. So the web browsers are implementing hardware acceleration technology for graphics processing unit  This will help the browser to accelerate the GPU (graphics processing unit) signals on pages. Go to browser address bar in Google Chrome and type "chrome://flags" and hit Enter. Enable both GPU composting on all pages and GPU accelerated SVG and CSS filters.

Set high priority to Google Chrome process.
Windows OS shares the processor among all running processes based on their priority. Setting the higher priority to a process ensures that the process is more important to the operating system compared to other low priority processes. This will speed the start up time and browsing speed of the browser. To set  high priority to Google Chrome, open the Windows Task Manager by pressing "Ctrl+Shift+Esc". Then run the Browser and from Task Manager Find out the chrome.exe. right click on it and set the priority to high.

Configuring Settings.
This part will show only those settings whose are important for the browser to get some extra speed. It is also a useful tweak for slow internet connection.
Go to the wrench icon top-right corner and click on Settings. Expand the Show advanced settings from the bottom of this page.

Sign in. Connect it if you really need to sync your bookmarks, extensions, themes etc. Otherwise remain it disconnected.

Appearances. Uncheck both Show home button and always show bookmark.

   Statistics and crash reports to Google.

Languages. Un-mark the offer to translate only if you don't use to read content in other languages without English.

HTTPS/SSL. No need to choose Check for server certificate revocation. Because certificate revocation is not needed normally.

Clear Browsing Data. There is nothing new to say that your browsing data will slow down the browser. So better is to practice clearing browsing data regularly. This option is available in Wrench > Settings.

Disable Developer mode.
If you aren't a developer then disable this mode by going wrench icon > Tools > Extensions > un-tick Developer mode.

From above tweaks you will notice that your Google Chrome is more efficient than before.