How do you know if your computer can use the new feature of the Aero effect

Aero special effects win7 system, it is very easy to use, but not all computers have this function, then how can you know if your computer can use Aero effects? ?
1
Condition one:
Surely install win7 system, this is the function of win7 system, your xp system can not be used.
2
Condition 2:
Check the Windows Experience Index, the conditions seen on the official website, do not know the specific situation, but it seems that no one can use Aero effects because of this.
3
Condition 3:
Computer graphics card needs to support DirectX 9.0 or higher, and supports WDDM1.0 or higher driver;
4
Condition 4:
Windows 7 Starter and Windows 7 Home Basic are not supported by Aero effects
The above is about how to know if your computer can use Aero effects, the above 4 conditions as long as you meet and your computer is not set wrong, then definitely Can use Aero effects.