AMD Ryzen 9 3900X vs. Intel Core i9 9900K Performance In 400+ Benchmarks
The greater core/thread count of the Ryzen 9 3900X generally meant it was leading in the real-world tests like Parboil that scale well with OpenMP.
Some of the other scientific workloads where the Ryzen 9 3900X continued being victorious was with Cloverleaf, CP2K, Rodinia, and NAMD, among others.
The i9-9900K did pick up a win with the QMCPACK quantum monte carlo solver as well as the HMMer molecular biology program.