High-Performance Computing Revitalization Act of 2004

High-Performance Computing Revitalization Act of 2004 - Amends the High-Performance Computing Act of 1991 to direct the President to implement a High-Performance Computing Research and Development Program (current law provides for a National High-Performance Computing Program) and revise program requirements.

Requires the Director of the Office of Science and Technology Policy to: (1) establish the goals and priorities for Federal high-performance computing research, development, networking, and other activities; (2) establish Program Component Areas that implement such goals and identify the Grand Challenges (i.e., fundamental problems in science or engineering, with broad economic and scientific impact, whose solutions will require the application of high-performance computing resources) that the Program should address; and (3) develop and maintain a research, development, and deployment road map for the provision of high-performance computing systems.

Requires the advisory committee on high-performance computing to conduct periodic evaluations of the funding, management, coordination, implementation, and activities of the Program, and report at least once every two fiscal years to specified congressional committees.

Modifies provisions regarding responsibilities of the National Science Foundation, the National Aeronautics and Space Administration, the Secretary of Energy, the National Institute of Standards and Technology, the National Oceanic and Atmospheric Administration, and the Environmental Protection Agency.