Reaction is an open-source game using the ioquake3 engine.
OpenBenchmarking.org metrics for this test profile configuration based on 908 public results since 9 April 2012 with the latest data as of 21 January 2019.
Below is an overview of the generalized performance for components where there is sufficient statistically significant data based upon user-uploaded results. It is important to keep in mind particularly in the Linux/open-source space there can be vastly different OS configurations, with this overview intended to offer just general guidance as to the performance expectations.