Both the Assembled and the Branded are of the of the same working capacity, we pay high price only for the brand name. If we knowledge about the parts and know about the assembling, then we ourselves can buy the best part, and the assemble it. But to make sure the Engineer must be with us, who can guide us also. So when deciding to buy Computers firstly gather each and every point about the hardware of the configuration you need and then procure the parts of the same configuration and then assemble the same.
You have got the the Number One Piece if you assemble in your own hand with your own configuration