The GUI allows for an SGMII LVDS interface to be selected for Artix-7 devices.
This generated core can be used to target Artix-7 or Zynq devices.
The software flags a min period error in the ISE 14.3 and 2012.3 design tools that is scheduled to be fixed in 14.4 and 2012.4.
For a patch to the ISE 14.3 design tool, see (Xilinx Answer 52640).
For a patch to the Vivado 2012.3 tool, see (Xilinx Answer 52534).