Asrock’s Extreme 11 X79 motherboard is… well… the mother of all X79 motherboards. It has EVERYTHING, and manages to do it within a standard ATX length (although it’s a bit wider than normal).
CA: http://www.ncix.com/search/?categoryid=0&q=asrock+x79
US: http://www.us.ncix.com/search/?categoryid=0&q=asrock+x79