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
- - System User Guides –
  - Software –
- - Training –
- 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
- - System User Guides –
  - Software –
- - Training –
- 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

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

By Rachel Harken • 1 month 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) …
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1 year ago

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

By Katie Bethea • 1 year 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

3 years ago

Big Success at OLCF’s Largest User Meeting

By Miki Nolin • 3 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