About OLCF
- - ORNL’s supercomputing program grew from humble beginnings to deliver the most powerful system ever seen. On the way, it has helped researchers deliver practical breakthroughs and new scientific knowledge in climate, materials, nuclear science, and a wide range of other disciplines.
- Close
OLCF Resources
- - Learn more about the OLCF’s comprehensive suite of hardware and software resources for the creation, manipulation, and retention of scientific data. For User support in using these resources, please visit the For Users section of this website.
- - Compute Systems
- - Data & Visualization Resources
- Close
R&D Activities
- - Learn more about the OLCF’s comprehensive suite of hardware and software resources for the creation, manipulation, and retention of scientific data. Please note that the For Users section of this website provides extensive information on accessing and employing these resources.
- Close
Science at OLCF
- - The Oak Ridge Leadership Computing Facility (OLCF) engages a world-class team from national laboratories, research institutions, computing centers, universities, and vendors to take a dramatic step forward to field a new capability for high-end science.
- Close
For Users
- - Contact Support
    
    Need assistance from a trained OLCF support staff member? We're here to help.
    
    User Assistance Center
    
    Submit a Support Ticket
    
    Call: 865.241.6536
    
    Email: help@olcf.ornl.gov
    
    Status Tweets: @olcfstatus
- - OLCF User Docs
- - Training
- - Center Announcements
  - Acknowledgement Statement
- Close
OLCF Media
- - Look here for the latest news, reports, and graphics from the OLCF, including branding tools, logos, and acknowledgement statements. You will also find archived information and resources like annual reports and operational assessments.
- Close

About OLCF
- - ORNL’s supercomputing program grew from humble beginnings to deliver the most powerful system ever seen. On the way, it has helped researchers deliver practical breakthroughs and new scientific knowledge in climate, materials, nuclear science, and a wide range of other disciplines.
- Close
OLCF Resources
- - Learn more about the OLCF’s comprehensive suite of hardware and software resources for the creation, manipulation, and retention of scientific data. For User support in using these resources, please visit the For Users section of this website.
- - Compute Systems
- - Data & Visualization Resources
- Close
R&D Activities
- - Learn more about the OLCF’s comprehensive suite of hardware and software resources for the creation, manipulation, and retention of scientific data. Please note that the For Users section of this website provides extensive information on accessing and employing these resources.
- Close
Science at OLCF
- - The Oak Ridge Leadership Computing Facility (OLCF) engages a world-class team from national laboratories, research institutions, computing centers, universities, and vendors to take a dramatic step forward to field a new capability for high-end science.
- Close
For Users
- - Contact Support
    
    Need assistance from a trained OLCF support staff member? We're here to help.
    
    User Assistance Center
    
    Submit a Support Ticket
    
    Call: 865.241.6536
    
    Email: help@olcf.ornl.gov
    
    Status Tweets: @olcfstatus
- - OLCF User Docs
- - Training
- - Center Announcements
  - Acknowledgement Statement
- Close
OLCF Media
- - Look here for the latest news, reports, and graphics from the OLCF, including branding tools, logos, and acknowledgement statements. You will also find archived information and resources like annual reports and operational assessments.
- Close

Events

COVID-19: OLCF Continues Normal Operations

By Katie Bethea • 1 week ago • Events

The OLCF is operating on a normal schedule but is implementing measures to maximize social distancing. Staff who can telecommute are doing so and visitors to the laboratory are …
Read More

3 months ago

Record-Breaking Year for OLCF GPU Hackathons Ends with Annual Knoxville, Tennessee, Event

By Rachel Harken • 3 months ago • Events

In late October, the Oak Ridge Leadership Computing Facility (OLCF) wrapped up its 2019 hackathon series with an event hosted at the Crowne Plaza Hotel in downtown Knoxville, Tennessee, that …
Read More

5 months ago

The OLCF to Mentor Interns Competing at SC19

By Will Wells • 5 months ago • Events, People

This year, the Department of Energy (DOE)’s Oak Ridge National Laboratory (ORNL) will be hosting a team at the 13th Student Cluster Competition (SCC) in Denver, CO.

Developed in 2007 …
Read More

7 months ago

ORNL Staff Highlight OpenACC’s Role in HPC at Annual Meeting

By Rachel Harken • 7 months ago • Events

OpenMP and OpenACC are widely used directive-based application program interfaces (APIs) that allow computer scientists and engineers to program applications on shared memory and accelerator architectures on high-performance computing (HPC) …
Read More

2 years ago

US Air Force and ORNL Partner in High Performance Computing and Weather Modeling System

By Katie Bethea • 2 years ago • Events

For the US military, accurate weather prediction is vital to both the planning and execution of worldwide missions. To extend its weather modeling capabilities, the US Air Force has joined …
Read More

2 years ago

Ready for 25 More Years

By Katie Elyce Jones • 2 years ago • Events

On Tuesday, the Oak Ridge Leadership Computing Facility (OLCF) at Oak Ridge National Laboratory (ORNL) celebrated 25 years of high-performance computing (HPC). ORNL hosted leaders from government, academia, and industry …
Read More

4 years ago

Big Success at OLCF’s Largest User Meeting

By Miki Nolin • 4 years ago • Events

One hundred thirty-three people attended the 2016 Oak Ridge Leadership Computing Facility (OLCF) User Meeting, making it the largest user meeting to date.

Users and administrators from the OLCF, a …
Read More