First Benchmarks Of Windows 11 25H2 vs. Ubuntu 25.10 On AMD Ryzen 9 9950X

Microsoft is preparing to ship Windows 11 25H2 as their newest incremental update to their operating system. Windows 11 25H2 is currently available via their preview channel in advance of the formal public release in October. With Canonical also putting the finishing touches on their Ubuntu 25.10 release also due for a stable release in October, here are some benchmarks looking at how those competing operating systems are fairing in various CPU benchmarks on the same hardware.