Back in July, we saw Core i9-9900K benchmarks that put the CPU ahead of the Ryzen 7 2700X and i7-8700K. Now, an i7-9700K purportedly overclocked to a massive 5.5GHz across all eight of its cores has been spotted.
Source: https://www.techspot.com/news/76164-core-i7-9700k-leak-shows-hitting-55ghz-all.html