GPUs

In pursuit of numerical predictions for exotic particles, researchers are simulating atom-building quark and gluon particles over 70 times faster on Summit, the world’s most powerful scientific supercomputer, than on …
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Now that the Oak Ridge Leadership Computing Facility (OLCF) has launched its IBM AC922 Summit supercomputer, staff members in the OLCF’s User Assistance and Outreach (UAO) Group are planning robust …
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Researchers at the US Department of Energy’s Oak Ridge National Laboratory broke the exascale barrier, achieving a peak throughput of 1.88 exaops—faster than any previously reported science application—while analyzing genomic …
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Most car owners in the United States do not think twice about passing over the diesel pump at the gas station. Instead, diesel fuel mostly powers our shipping trucks, boats, …
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At the home of America’s most powerful supercomputer, the Oak Ridge Leadership Computing Facility (OLCF), researchers often simulate millions or billions of dynamic atoms to study complex problems in science …
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Snow falls in winter and melts in spring, but what drives the phase change in between?

Although melting is a familiar phenomenon encountered in everyday life, playing a part …
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In November, the Oak Ridge Leadership Computing Facility (OLCF) hosted its first 3-day mini GPU Hackathon, an extension of the center’s annual 5-day GPU Hackathon, which began in 2014. The …
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Though they sprout from the same family tree, scientific computing and artificial intelligence (AI) make up their own distinct branches of computing. Recent advances in an offshoot of AI called …
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Researchers came together to use Titan’s GPUs for two X-Stack project teams to develop demonstrations for their research prototypes.
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A team led by Thomas Jordan of the Southern California Earthquake Center, headquartered at the University of Southern California in Los Angeles, is using the Titan supercomputer to develop physics-based earthquake simulations to better understand earthquake systems, including the potential seismic hazards from known faults and the impact of strong ground motions on urban areas.
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A team of researchers from Brown University and ETH Zurich the Universita da Svizzera Italiana and Consiglio Nazionale delle Ricerche is using America’s largest, most powerful supercomputer to help understand and fight diseases affecting some of the body’s smallest building blocks.
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Oak Ridge and Argonne Leadership Computing Facility representatives teamed up this summer to expose scientists in the UK to high-performance computing research opportunities in the United States.
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A group at the Oak Ridge National Laboratory wanted to better understand the complex interactions that enable superconductivity and needed one of the world’s fastest supercomputers to help them.
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To make sure Summit is ready for researchers from day one, the OLCF Scientific Computing, Technology Integration, and High-Performance Computing Operations groups are collaborating on a test bed for staff and vendors to help the OLCF prepare for Summit.
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From October 27 to 31, scientific computing teams from around the world gathered in Knoxville to participate in the OLCF’s inaugural Hackathon, an OpenACC event specifically aimed at scaling scientific applications to run on heterogeneous, high-performance computing systems such as Titan.
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The 8-week HPC Fundamentals course covered topics such as the role of HPC in science today, an introduction to UNIX/LINUX, and programming in Fortran.
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