Radiant is a private cloud-computing service operated by NCSA for the benefit of faculty and staff at NCSA and the University of Illinois. Using cloud virtualization, Radiant gives researchers a flexible and scalable virtual computing solution that maintains information on-site at the NCSA campus. It provides a secure, reliable platform for supporting research communities and their particular needs for data storage.

Primary use cases:
- Persistent services adjacent to NCSA-cluster usage
- Persistent virtual infrastructure for research by U. of I. campus teams
- Self-service web user interface
- Supported by Illinois Computes and Illinois Computes Research Notebooks (ICRN) runs on Radiant
Technical Specifications:
- Supports virtual machines as small as 1 vCPU with 2GB RAM up to 48vCPUs and 192GB RAM
- 100 compute nodes each with 2 x 12 core, Intel® Xeon® E5-2690 v3, 2.6GHz CPU with 256GB RAM
- Over 4000 virtual CPUs available for allocation
- 6 A100-80 GPU nodes each with Dell PowerEdge XE8545, 2 x 24 core, AMD 7413, 2.65GHz CPU with 1TB RAM, and 4 x Nvidia HGX A100 – SXM4 80GB
- 25TB aggregate memory
- 30TB of flash storage and access to all of Taiga storage
Help Desk is available from 7 a.m. to 11:30 p.m., seven days a week, 365 days a year.