16 GB RAM installed, only 7.43 usable

[human3]

I recently installed 16 GB RAM in 2 sticks of 8GB Kingston 1600MHz. Now the pc recognizes all the RAM in the experience index, and in my BIOS but it says only 7.43GB of it is usable.

 

[Zerk2012]

http://www.tomshardware.com/answers/id-2983818/12gb-ram-4gb-usable.html
Enjoy