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Students Win ASC15 Competition with K80 GPUs

ASC15 Winners from Tsinghua University

Over at the Nvidia Blog, George Middleton writes that Tesla K80 GPUs powered the winning team from Tsinghua University at the recent ASC15 International Student Cluster Competition.

Video: Three Ways to Debug Parallel CUDA Applications

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“This talk will introduce these three debugging techniques and provide some suggestions on selecting the optimal approach for a variety of debugging scenarios such as hangs, numerical errors, and crashes. Specific examples will be given using the TotalView debugger but the concepts covered may apply to other debugging tools such as GDB and the NVIDIA NSIGHT debugger.”

ArrayFire Updates GPU Software Library

arrayfire

Today ArrayFire announced the release of Version 3.0 of their high-speed software library for GPU computing. The new version features major changes to ArrayFire’s visualization library, a new CPU backend, and dense linear algebra for OpenCL devices. It also includes improvements across the board for ArrayFire’s OpenCL backend.

Video: Porting Scientific Apps to GPUs with OpenACC

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In this video from the GPU Technology Conference, Saber Feki from KAUST and Ahmed Al-Jarro from Fujitsu Labs in Europe present: Experiences in Porting Scientific Applications to GPUs Using OpenACC.

Video: BitFusion Aims at Supercomputing for the Masses

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In this video from TechCrunch Disrupt 2015, Subbu Rama from Bitfusion describes how the company delivers powerful hardware acceleration technologies to boost application performance.

Video: Porting Physics Apps to Titan with OpenACC

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In this video, Aaron Vose from Cray presents: Porting Computational Physics Applications to the Titan Supercomputer with OpenACC and OpenMP.

Video: L-CSC Cluster Tops Green500 with AMD Firepro

Dr. Rohr, and the L-CSC cluster,  currently 1st on the Green 500 List

In this video, researchers describes the Lattice-CSC cluster in Darmstadt, Germany. Currently the most energy-efficient supercomputer on the Green500 list, the Lattice-CSC is powered by 640 AMD FirePro S9150 GPUs to achieve 5.27 GFLOPS/Watt.

New Report Surveys CPU-GPU Heterogeneous Computing Techniques

ornl

A new paper from ORNL’s Sparsh Mittal and Jeffrey Vetter seeks to change the mindset of researchers using GPUs. Entitled, “A Survey of CPU-GPU Heterogeneous Computing Techniques,” the paper contends that merely offloading computational tasks to GPUs is not optimal, instead, using both CPU and GPU can lead to potentially higher speedup.

Video: Accelerated Quantum Chemistry with CP2K

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“Learn how we achieve great GPU performance with an auto-tuned sparse matrix multiplication library, enabling quantum simulation of millions of electrons.”

Comparing OpenACC and OpenMP Performance and Programmability

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“OpenACC and OpenMP provide programmers with two good options for portable, high-level parallel programming for GPUs. This talk will discuss similarities and differences between the two specifications in terms of programmability, portability, and performance.”