mobo i5 4670k/3570k gtx 770 sli ready

exilestar

Honorable
Jan 1, 2014
292
0
10,780
basicly i need motherboards that are gtx 770 sli ready for i5 3570k or i5 4670k,..whats the diffrence if one card is on pci 3.0 slot and one or 2.0 is it realy worth it to buy pcie 3.0?