Why emulator is very slow in Android Studio?

Question

I just setup Android Studio on my PC, which is new launch to develop Android application.

My problem is that, when I try to run my small app in emulator, it take to

Answer 1

Google Launches Android Studio 2.0 With Improved Android Emulator And New Instant Run Feature

New Features in Android Studio 2.0 :

1.Instant Run: Faster Build & Deploy

You can quickly see your changes running on your device or emulator.
Enable Instant Run follow this steps:

1.open Settings/Preferences
2.go to Build, Execution, Deployment
3.Instant Run. Click on Enable Instant

Please see this video of Instant Run --> Instant Run

2.GPU Profiler

For developers who build graphics-intensive apps and games, the Studio now also includes a new GPU profiler. This will allow developers to see exactly what’s happening every time the screen draws a new image to trace performance issues.

click here for more details about the GPU Profiler tool

Getting Started Guide for Android Emulator Preview

For more detail about android 2.0 Biggest and best update of 2015 you can see very good article Author by @nuuneoi :

First Look at Android Emulator 2.0, the biggest and the best update yet in years