U nej ten druhy x16 slot nie je plnohodnotny ale len je tam len 8 liniek (x8), asi ako u vsetkych P45.
http://www.asus.com/products.aspx?modelmenu=2&mode l=2269&l1=3&l2=11&l3=709&l4=0
*PCI Express x16_2 slot (black at max. x8 link)
Ta s X48 ma obe x16
http://www.asus.com/products.aspx?l1=3&l2=11&l3=64 0&l4=0&model=2219&modelmenu=2
2 x PCIe 2.0 x16 (both @ x16 mode)