In addition to the cluster resources specific to each CATMS faculty member, the School of Chemical Sciences at UIUC maintains the Lop computational cluster which is available for use by anyone in the School of Chemical Sciences. Lop contains a combination of high-performance CPU and GPU nodes described here: https://answers.uillinois.edu/scs/scs-clusters. It is maintained by the outstanding SCS computing staff https://scs.illinois.edu/resources/computing/computing-staff.
The High Performance Computing Center in the School of Chemical Sciences
In addition to these local resources specific to SCS, CATMS benefits from close proximity to the on-campus National Center for Supercomputing Applications (NCSA).