A number of collapsible panels for testing and performance tuning appear on the right of the Emulator tab. Each panel has options for different media types. The panels that appear depend on what media type you are testing:
Content Type (Flash, bitmap, video, and web)
File Info (Flash, bitmap, video, and web)
Display (Flash, bitmap, and video)
Memory (Flash)
Performance (Flash)
Device Status (Flash)
Network (Flash)
Persistent Storage (Flash)
Rendering (web)
Scaling (bitmap and video)
Alignment (bitmap and video)