After AMD’s recent unveiling of its Zen 5-based desktop processors from the Ryzen 9000 series, Steve Walton of Hardware Unboxed noticed that the gaming performance of these CPUs is curiously better if you use a Windows administrator account instead of a conventional user account. He’s chalking this up to a Windows bug. He tested the whole thing with the help of 13 games and found that gaming performance was around 3.8 percent better when using an admin account with Zen 5 CPUs. He also found that performance was 2.8 percent better with Zen 4 CPUs under an admin account. In application benchmark…