Opera Browser is available for multiple operating system and mobile devices. It is very fast and doesn't consume too many hardware resources.
The browser supports tabs and options are well organized, better than Chrome. You can quickly find desired settings to set the default start page, select default search engine, location where to save downloads by default, clear browsing history, manage autofill and so on.
There are available hundreds of add-ons and themes to enhance the functionality and to customize the browser as you want.
Conclusion: If you didn't used Opera, is time to do it now, because you will like its speed.
Opera is available as free download for Windows 32-bit and 64-bit.