Ubuntu 20.04 vs. Windows 10 WSL/WSL2 Performance In 170+ Benchmarks
GROMACS is one of the other real-world tests seeing a big performance penalty on WSL2 compared to WSL1.
Meanwhile Redis on WSL2 was just as fast on bare metal Ubuntu Linux compared to the big overhead of WSL1.
Ctx_clock shows similar context switching time between Ubuntu 20.04 and WSL2.