| External Funding |
| Fellowship | Deadline | Eligibility |
| NSF | Typically early November of each year | No later than start of 2nd year of grad school, U.S. citizen/national or permanent resident alien |
| National Defense Science and Engineering Graduate Fellowship | Typically early January of each year | No later than start of 2nd year of grad school, U.S. citizen/national |
| Hertz Foundation | Typically late October of each year | U.S. citizen/national, “Orientation and Commitment to the applications of the physical sciences” |
| DOE Computational Science Graduate Fellowship | Typically middle January of each year | No later than start of 2nd year of grad school, U.S. citizen/national |
| IBM | Need to be nominated before November | Must be nominated by a faculty member, completed at least one year of graduate study in their intended PhD program |
| Microsoft | Typically early October of each year | Must be nominated by “university department chairs, their designees, or by an Microsoft Researcher or Live Labs Scientist” with a max of three applicants per department, preference given to students in their 2nd or 3rd year of graduate study |
| NVIDIA | 2/22/2008 | Have completed 1st year of graduate study |
| ATI | 2/15/2008 | Very similar to NVIDIA's |