Even with a "full 15" setup, you may encounter issues when working with v13 files:
| Feature | ANSYS 13.0 | ANSYS 15.0 (Full) | | :--- | :--- | :--- | | | Limited to 4 cores standard | Up to 16 cores with same license | | Geometry Import | Parasolid 24.0 | Parasolid 27.0 (Native SolidWorks 2014) | | Fatigue Analysis | Stress-life only | Stress-life, Strain-life, and Weld fatigue | | ACP Composites | Basic layered elements | Full 3D ply layup visualization | | System Coupling | Manual scripting | One-click GUI coupling | ansys 13 full 15