There are some benchmarks of mitigation impact on Phoronix [1]. These benchmarks are only for mitigation sensitive workloads so real world impact will be lower.

There are some benchmarks of mitigation impact on Phoronix [1]. These benchmarks are only for mitigation sensitive workloads so real world impact will be lower. [1] https://www.phoronix.com/scan.php?page=article&item=amd-zen2-spectre&num=1 https://www.phoronix.com/scan.php?page=article&item=amd-zen2...