toothless

i just wanted to have a better performance graphics on some games im not over-clocking my cpu. should i change my mobo or just the vcard would suffice? and whats the size of the SSD should i add?

my current pc build i wanted to upgrade sabertooth p67 intel i7 2600k msi n570gtx twin frozrIII 16gb corsair domi platinum seasonic x850 noctua - nhu12p any suggestion on what to upgrade? budget would be $500-550 or less

thanks alot!

i wanted to buy a gtx760 gcard. and my old pc has a gtx 560ti . can i add this gtx760 to with my 560 ti to have dual gcard for my pc? any opinion?