Windows 10 vs. Ubuntu 21.04 On The AMD Ryzen Threadripper 3990X
When measuring WebP image encode performance using Google's libwebp library on both platforms, Windows 10 Build 19042 and Ubuntu 21.04 were quite close to each other in this basic benchmark. But when using the latest Windows Insider Preview build there were some noticeable slowdowns in some scenarios.
The OpenJDK Java performance remains mixed between Windows and Linux depending upon the particular workload.
Ubuntu 21.04 on the Threadripper 3990X tended to lead for Zstd compression performance but in some of the compression configurations there was a strong showing out of Windows.