Starting July 1st, Dell will be rolling out deals for its Inspiron, XPS, Alienware, Vostro, Precision, and G Series of PCs to piggy back on the success of Amazon Prime Day. Many of the price cuts are for older models in order to make room for the new models revealed at Computex 2019.
https://www.notebookcheck.net/Dell-Prime-Day-slashes-200-off-the-XPS-15-9570-and-700-off-the-Alienware-m15-with-Core-i7-CPU.426539.0.html