MSI is not disclosing the exact CPU model, but it's highly likely that the G25VR will coincide with the launch of the impending Kaby Lake successor.
https://www.notebookcheck.net/MSI-Vortex-G25VR-mini-PC-hinting-at-September-launch-window-for-8th-generation-Intel-Core-i7.224876.0.html