With almost a dozen Core i9-8950HK laptops under our belt, we have a pretty good idea about how these unlocked CPUs can perform. Average CPU performance is just 8 to 9 percent faster than the average Core i7-8750H laptop for a disappointing first year debut.
https://www.notebookcheck.net/Our-Core-i9-verdict-It-s-just-not-worth-it-on-laptops.410623.0.html