My computer (MSI GX 60) runs with 2 GPU, or at least, a gpu and an ipg. Both of them are made by AMD.
The ipg is a "HD 8650G" (AMD Radeon HD 8650G IGP | techPowerUp GPU Database ) and it is not supposed to run any games as I have a "R9 M290X"(AMD Radeon R9 M290X | techPowerUp GPU Database ) to run them. The problem is that there are no switches between the ipg and the gpu when I start a game, like the gpu isn't connected.
Therefore, the gpu is connected and detected either by the computer or by GPU-Z. But,