The numbers are there for all to see, they publish reviews with their settings.
Yes, the 13900k scores around 30-31k (10 minute test)with the settings they ship them with, but on the same note, the 7950x scores 33k. The difference is 10% in performance, but the zen 4 parts have twice the failure rate.
Also their workstations aren't really targeted at rendering workloads so these numbers are kinda useless. They are targeted at photoshop / premiere / lightroom etc, tasks that the 13900k (with the aforementioned settings) is faster than the 7950x anyways.
Here is their review
Following AMDs recent release of their Ryzen 7000 Series desktop processors, Intel is fighting back with their own launch of the Core 13th Gen processors (code named "Raptor Lake"). Unlike AMD's launch which moved to a new socket and added support for DDR5, the 13th Gen CPUs are a drop-in...
www.pugetsystems.com