Yes i have updated the drivers. It is the proper PCI-e Slot.
Here is my motherboard : http://www.gigabyte.com/products/product-page.aspx?pid=2381#ov
Only thing about the plugs would be that i am using a dvi to vga adapter. I do know that the adapter is not 100% the same as the output. The out put is DVI-I, and the adapter iI have is a DVI-A to vga. I don't think this would cause the issue. But I could be wrong.