How can I view the Windows 7 version number than the computer property specific

I believe that many people will have a system to go to the computer properties after installing the system, but Xiaobian feels there can only see if the system is activated, and some memory quality is not specific enough. And if you want to use this, you need to use another function of Windows 7, the following is introduced by Xiaobian.
1
Under normal circumstances, the interface of the computer-attribute is as follows:

Although there is a lot of content inside, but the personal feeling is not very specific, no matter which aspect is basically just point to until.
2
So is there any way for windwos 7 to see a more specific version of the system?
Click to start in the "Search programs and files" box to enter "msinfo32", this time you will See the picture below:

3
In the above picture, the hardware abstraction layer you see corresponds to the version number of your Windows 7.
With this version number, you can basically find out when this system came out.
4
There are many very useful features in the system information.
There is a need to click on your own everywhere, basically know what are the good features.
The above is about how to view the Windows 7 version number is more specific than the computer properties, personal feeling is very useful, especially those who want to know the various conditions of their own computers.