Android Studio 2.0 preview: Android Emulator
 

An early preview of the new Android Emulator is now available to try out. As a part of Android Studio 2.0, the latest version of the Android Emulator can help you test your app on a wide range of screens size and configurations beyond the physical Android hardware you use to test.Moreover, using the official Android emulator enables you to test with latest Android versions. Google claims this new version contains serious performance improvements - which were sorely, badly needed - and it sports a brand new interface.

http://osnews.com/story/28999/Androi...droid_Emulator