According to that the 9900K is significantly faster, i wouldn't put too much faith in it, Intel own it and they have a history of using gimped code path when AMD CPU's are detected.
Wait for "real world performance".
Equal 4.8GHz one core boost.
Skylake:

https://www.cpu-monkey.com/en/cpu-intel_core_i5_10600k-1141
Rocket Lake | Willow Cove +20% at the same clocks:

https://www.cpu-monkey.com/en/cpu-intel_core_i7_1185g7-1614