Version Found: DDR4 v5.0, DDR3 v5.0
At the top supported data rates for each speed grade, timing violations might be seen within the MIG UltraScale DDR4/DDR3 cores.
These timing violations are currently under analysis.
Improvements will be made continually in the next two releases and will be resolved with the Vivado 2014.3 release.
04/16/2014 - Initial Release