whats call my attention is that the mobo has 1 pci-e x16 and 1 pci-e x8, can i plug a second video card (same model as my old one) and my system will work as SLI, is that mobo compatible with those video cards.
thanks for your advice.
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More aboutz68x ud3h video cards question
Yes, you can do SLI on that board. When two cards are in use, both slots will run at x8, actually, but that's just fine.
For SLI to work, both slots need to run at at least x8 with two cards installed, and both do, in this case.