~ ~ Big Brother to help me

My motherboard is the SY-A780 + onda HD3850 512MB card is a god version of the GE board with the daughter card is also why the plug-driven graphics display software to set maximum bus PCI Express 2.0 x8 the 16X does not

1.Motherboard does not support this 2.0?
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2…Is the 16X ….Ah, do not know …there may be the motherboard or graphics drivers are not equipped with a good drive unless they view the BIOS, ah, no PCI Data is not adjusted for