1) http://www.newegg.com/product/product.asp?item=N82E16813135199
does this mobo actually support SLI (the two video cards thing?) and if so what's the diffrence between these two mobos
2) http://www.newegg.com/product/product.asp?item=N82E16813138254
does this mobo actually support SLI (the two video cards thing?) and if so what's the diffrence between these two mobos
2) http://www.newegg.com/product/product.asp?item=N82E16813138254