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GPGPU opportunities for the LHCb trigger

Alexey Badalov, Daniel Campora, Gianmaria Collazuol, Marco Corvo, Stefano Gallorini, Alessio Gianelle, Elisabet Golobardes, Donatella Lucchesi, Anna Lupato, Niko Neufeld, Lorenzo Sestini, Rainer Schwemmer, Xavier Vilasis-Cardona
LHCb
LHCb Public note LHCb-PUB-2014-034, 2014

@article{badalov2014gpgpu,

   title={GPGPU opportunities for the LHCb trigger},

   author={Badalov, Alexey and Campora, Daniel and Collazuol, Gianmaria and Corvo, Marco and Gallorini, Stefano and Gianelle, Alessio and Golobardes, Elisabet and Lucchesi, Donatella and Lupato, Anna and Neufeld, Niko and Sestini, Lorenzo and Schwemmer, Rainer and Vilasis-Cardona, Xavier},

   year={2014}

}

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This note describes arguments to study the use general purpose graphic processing units to improve the performance of the LHCb trigger, presents the current developments in the integration into the Gaudi framework and the implementation of algorithms and points towards possible R and D directions.
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