The new MPS high performance computing cluster is available for use by the Physics department. There's an informational page on how to gain access, the levels of access (differs between "free" and "I own these cycles"), what the equipment is, and what is costs to buy into it. You can also see ongoing performance stats.
When you go to the page to request an account, you will need an ssh keypair. If you are unfamiliar with that, you should read up on that in the link below and create the pair.
It's needed in the next step which is to go to
1. Read general information
2. Generate Key Pair
3. Request account on Cluster https://wiki.cse.ucdavis.edu/cgi-bin/mps.pl
4. Question? firstname.lastname@example.org