here are pics.. in crossfire dedicated gpu usage is good ... where my apu in crossfire in not at all caring gpu usage
http://s2.postimg.org/7p3787w5l/Screenshot_327.png
http://s30.postimg.org/dipdisob5/Screenshot_329.png
http://s2.postimg.org/7p3787w5l/Screenshot_327.png
http://s30.postimg.org/dipdisob5/Screenshot_329.png