MSI has confusingly given two different names for two laptop models that are essentially identical from a visual standpoint. In reality, there are notable differences between them to keep in mind especially if you plan on purchasing one.
https://www.notebookcheck.net/MSI-GP66-Leopard-vs-Vector-GP66-What-s-the-difference.606682.0.html
Good info, all those MSI models were beginning to get confusing.