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Research Team Breaks Exaop Barrier With Deep Learning Application
1 week ago

Research Team Breaks Exaop Barrier With Deep Learning Application

By  •  1 week ago  •  Featured, Science

This article is part of a series covering the finalists for the 2018 Gordon Bell Prize that used the Summit supercomputer. The prize winner will be announced at SC18 in …
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Mixed Precision: A Strategy for New Science Opportunities
2 weeks ago

Mixed Precision: A Strategy for New Science Opportunities

By  •  2 weeks ago  •  Featured, People

Since the days of vector supercomputers, computational scientists have relied on high-precision arithmetic to accurately solve a wide range of problems, from modeling nuclear reactors to predicting supernova physics to …
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Energy Secretary Rick Perry Attends ORNL Debut of Summit Supercomputer
4 months ago

Energy Secretary Rick Perry Attends ORNL Debut of Summit Supercomputer

By  •  4 months ago  •  Featured, People

The US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) launched the IBM AC922 Summit, the world’s most powerful and smartest scientific supercomputer, on June 8. Guests present to celebrate …
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Faces of Summit: Serving up Software
7 months ago

Faces of Summit: Serving up Software

By  •  7 months ago  •  People

The Faces of Summit series shares stories of the people behind America’s top supercomputer for open science, the Oak Ridge Leadership Computing Facility’s Summit. The IBM AC922 machine launched in …
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Faces of Summit: Putting the System to the Test
9 months ago

Faces of Summit: Putting the System to the Test

By  •  9 months ago  •  People

The Faces of Summit series shares stories of the people behind America’s top supercomputer for open science, the Oak Ridge Leadership Computing Facility’s Summit. The IBM AC922 machine launched in …
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OLCF Staff Explores Future of Accelerated Computing at GPU Technology
1 year ago

OLCF Staff Explores Future of Accelerated Computing at GPU Technology

By  •  1 year ago  •  People

Oak Ridge Leadership Computing Facility (OLCF) staff members led talks, tutorials, and discussions on the present and future of GPU computing at the GPU Technology Conference (GTC) May 8–11 in …
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Ascending to Summit: Announcing Summitdev
2 years ago

Ascending to Summit: Announcing Summitdev

By  •  2 years ago  •  Technology

Since having partnered with IBM, NVIDIA, and Mellanox in 2014, the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) has been forging the path to its next big supercomputer, Summit, which will feature an …
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Jefferson Lab–NVIDIA Collaboration Uses Titan to Boost Subatomic Particle Research
2 years ago

Jefferson Lab–NVIDIA Collaboration Uses Titan to Boost Subatomic Particle Research

By  •  2 years ago  •  Science

Scientists are only beginning to understand the laws that govern the atomic world.

Before the 1950s the electrons, neutrons, and protons comprising atoms were the smallest confirmed units of matter. …
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At GPU Technology Conference, OLCF Staff Teach Best Practices for Portability, OpenACC
2 years ago

At GPU Technology Conference, OLCF Staff Teach Best Practices for Portability, OpenACC

By  •  2 years ago  •  People

During the four-day GPU Technology Conference, OLCF user support specialist led efforts to train users for Titan and prepare applications for Summit, the OLCF’s next supercomputer, set to be delivering science in 2018.
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Staff Report Successes, Lessons from Titan-Era Early Applications
3 years ago

Staff Report Successes, Lessons from Titan-Era Early Applications

By  •  3 years ago  •  People

OLCF staff recently published a paper highlighting the lessons learned from the Titan-era CAAR initiative.
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Retrofitting Rhea
3 years ago

Retrofitting Rhea

By  •  3 years ago  •  Technology

Prompted by the annual user survey, OLCF’s Rhea received an upgrade this fall. In two phases, OLCF staff doubled Rhea’s amount of RAM per node and added GPU nodes.
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OLCF Upgrades System to CUDA 6.5
3 years ago

OLCF Upgrades System to CUDA 6.5

By  •  3 years ago  •  Technology

The OLCF’s recent CUDA upgrade fosters unified memory function that improves memory management between the CPUs and GPUs and also provides the benefit of globally shared data. The upgrade is a true win–win for the OLCF and its users.
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