GPU

Every year the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) selects more than 500 students from all over the world to participate in internships within its various …
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The University of Delaware hosted this year’s second OLCF-involved hackathon, where programmers from national laboratories, universities, and vendors gather to share application GPU portability expertise and learn how to program for a hybrid CPU–GPU machine like the OLCF’s Titan supercomputer.
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Building on the success of the previous five sessions, the Dresden GPU hackathon—co-sponsored by the OLCF—welcomed 34 attendees on six teams.
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A team led by OLCF’s Christos Kartsaklis has built a tool to help users to extract enough parallelism from their existing programs to take advantage of additional computational power.
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Representatives from the OLCF held prominent roles at CSGF Program Review July 27–30 in Arlington, Virginia.
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New and long-time Titan users attended the annual Oak Ridge Leadership Computing Facility (OLCF) User Meeting in June to learn about, share, and discuss the most recent science OLCF users are conducting on Titan.
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Organizers from the OLCF, the University of Illinois Coordinated Science Laboratory and National Center for Supercomputing Applications, NVIDIA, and The Portland Group gathered last month for the next round of applications acceleration programming.
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A team of researchers at the San Diego Supercomputer Center (SDSC), led by computational scientist Yifeng Cui, was awarded NVIDIA’s 2015 Global Impact Award for its work developing a GPU-accelerated code that simulates high-frequency earthquakes.
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OLCF staff members had a strong presence at one of the world’s premier high-performance computing conferences, the GPU Technology Conference (GTC), hosted by NVIDIA March 17–20
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Jack Wells, OLCF director of science, was recently invited to be the keynote speaker of an OpenACC workshop at the University of Houston.
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The U.S. Department of Energy has signed a contract with IBM to bring a next-generation supercomputer to ORNL. The OLCF’s new hybrid CPU/GPU computing system, Summit, will be delivered in 2018.
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Consumer-products giant Procter & Gamble (P&G) has turned to Oak Ridge National Laboratory (ORNL) and America’s fastest supercomputer to simulate microscopic processes that can threaten product performance and stability.
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When the Oak Ridge Leadership Computing Facility replaced its Jaguar supercomputer with Titan, not only did it expand its computing speed tenfold, it also saved on the electric bill.
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The OLCF’s Jack Wells was an invited speaker at the American Astronomical Society’s (AAS’s) Exascale Radio Astronomy conference from March 30 to April 4 in Monterrey, CA, where he detailed recent advances in computational astrophysics on Department of Energy supercomputing systems such as Titan.
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The OLCF-organized series “Extreme Scale Supercomputing with the Titan Supercomputer,” chaired by Jack Wells, director of science, brought together Titan users in 24 conference sessions amounting to 540 minutes.
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By adding a graphics processing unit (GPU) accelerator to the 16-core central processing unit (CPU) on each node, the OLCF substantially increased Titan’s computing capability, enabling INCITE researchers to reach unprecedented science achievements.

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