Besides final clock was the question.
I found this from the leak (from December 2019):
Technology has advanced over the past few decades, and as you can imagine the PlayStation 5 is multitudes more powerful than its predecessors. But just how much? We take a look at the ...
www.androidcentral.com
PS5 Memory Bandwith leak = 448 or 512 GB/s
PS5 Memory Bandwith real = 448GB/s
Xbox Series X memory bandwith leak = 560 GB/s
Xbox Series X memory bandwith real = 10 GB @ 560 GB/s, 6GB @ 336 GB/s
IF you change to the final clocks and CUs (Xbox only has 52 CUs vs 56 in the leak) you get the exact Tflop that Sony and MS themselves said it would be.
hardware RT, Architecture? Did the leak really say anything about this or was it only speculation based on the leaks?
To me its pretty clear that the leak WAS from the actual testing of the SoC:s.