Phoronix ran a series of performance tests on Ubuntu 20.04, Ubuntu 21.10, and Ubuntu 20.04 environments in the WSL2 environment of Windows 11 pre-release 22454.1000. With a total of 130 tests, an Ubuntu 20.04 environment on Windows 11 WSL2 was able to achieve 94% of the performance of Ubuntu 20.04 running unstacked on bare hardware in the same configuration.