I have a a8r-mvp with a 7800GT in the blue Pci-e x16 slot,
there is a black card fully inserted in the other pci-e x16 slot
in the bios, it is set to single VGA card
but, every program I use (CPU-Z , everest )
tells me that my pci-e is running at 8x, not at 16x
tell me how to make it...