Generally no, but it depends on how the BIOS of the motherboard is implemented.
If not an Intel board, contact support of the manufacturer of the board or system.
If an Intel board, what model is the board?
There is a yet rarely used technology called "explicit multi-adapter rendering" if that's what you mean.
It requires every single application to be coded for that.
Here are some links:
Those 2 samples didn't knock my socks off though
I vaguely remember this being possible at one point. This was way, way back in the days of the Z68 chipset. If I am remembering correctly, it was facilitated by a third-party software package called Lucid Virtu. I don't remember whether a similar capability was made available subsequently. I believe that Lucid had a patent on this that may be preventing others from delivering the capability...