Some of the benefits that the new interface brings you are;
Graphs on the Performance reports tab allow you to easily view trends in your performance. You can quickly view impressions, clicks and earnings all in one graph, compare text ad performance to image ad performance, compare date ranges and easily manipulate data to recognize trends.
You can now run detailed performance reports by ad type, ad size, ad unit, targeting type, and bid type for total earnings and other metrics, over a custom date range. You can also drill down into those reports to view new reports for just one or multiple elements, like channels, ad units, or products.
If you are a busy person, you will appreciate the greater efficiency provided by the new interface which include;
The next attractive part of the interface is the control it offers. You will find all ad controls, including advertiser site, category, and ad network blocking as well as the Ad review center on the Allow & block ads tab.
Streamlined, Reorganized InterfaceA visual redesign makes it easy to quickly see your earnings and payment information, find relevant features, and make changes to your account.
Relevant Help on Every PageTargeted help, including the relevant frequently asked questions, appears on every page so that you can get the information you need without leaving your account.
Revamped Resources PageThe resources page brings top resources, in addition to help, right into your account. Check out this page to view videos, read blog posts, and more.
The ad review center has been revamped making it easier for you to review ads that have been placement targeted to your site. You can now search for ads by ad type, keyword, URL, or ad network, and choose to approve allow or block them.When it come to blocking ads, now you can block categories of ads, such as politics, religion, and dating ads from showing up on your site.You can learn more about controls here
Introducing the new AdSense interface, now available globally - Inside AdSense Sphere: Related Content