PCIE

[Killerarbiter]

I have been searching for a motherboard that supports : Intel Core i7 3960X Extreme Edition 3.30Ghz Socket 2011 15MB Cache. And also to have 5 PCIE slots in order to be able to support 2 nvidia gforce gtx 690 SLI and a : Creative Sound Blaster X-Fi Titanium Fatal1ty Pro. (i chose a random sub-category)

 

[miimario221]

This motherboard is perfect for your specifications.
http://www.gigabyte.com/products/product-page.aspx?pid=4046
If you dont like that one check this one.
http://www.gigabyte.com/products/product-page.aspx?pid=4047

Good Luck!