How to determine what motherboard I have

[mythicrose]

if you know the connectors the motherboard doesn't matter and you can search for video cards using the pci connector types.

http://www.newegg.com/Product/Produc...0Express%20x16

heres some youll be able to upgrade to

http://www.newegg.com/Product/Produc...20Express%20x1

and some more depending on which connector you use. In the first link the 7750 is the highest you can go

Thanks. If you don't mind explaining, why can't I go for the 7850 if it and the 7750 both use PCI 3.0 x16 connectors?