IBM's Benchpress pins the seeds that build its circuits and passes no seed to the code that compiles them. On one circuit, over 400 seeds per version, the real change between two Qiskit releases is +5. 37%.
Source: [Dev.to](https://dev.to/bedvibe_studios/the-compiler-got-5-slower-the-benchmark-called-it-a-10-regression-a-quarter-of-the-time-50pp)