2 x PCI-E x16 (blue @ x16 mode, black @ x4 or x1 mode)
http://www.asus.com.tw/products.aspx?modelmenu=2&model=1694&l1=3&l2=11&l3=534&l4=0
2 x PCI-E x16 (blue @ x16 mode, black @ x4 or x1 mode)
http://www.asus.com.tw/products.aspx?modelmenu=2&model=1694&l1=3&l2=11&l3=534&l4=0