The QUDA developers are pleased to announce release 0.8.0, available at
http://lattice.github.com/quda
Many new features and performance improvements have been added since the last feature release. A summary of these new features (including bug fixes) are listed in the NEWS file (
http://lattice.github.io/quda/quda-latest/NEWS). Please report any issues at
http://github.com/lattice/quda/issues (requires a GitHub account).
Enjoy!
QUDA: A library for QCD on GPUsQUDA is a library for performing calculations in lattice QCD on graphics processing units (GPUs), leveraging NVIDIA's CUDA platform. The current release includes optimized Dirac operators and solvers for the following fermion actions:
* Wilson
* Clover-improved Wilson
* Twisted mass (including non-degenerate pairs)
* Twisted mass with a clover term
* Staggered fermions
* Improved staggered (asqtad or HISQ)
* Domain wall (4-d or 5-d preconditioned)
* Mobius fermions
Implementations of CG, multi-shift CG, BiCGstab, and DD-preconditioned GCR are provided, including robust mixed-precision variants supporting combinations of double, single, and half (16-bit "block floating point") precision. The library also includes auxiliary routines necessary for Hybrid Monte Carlo, such as HISQ link fattening, force terms and clover-field construction. Use of many GPUs in parallel is supported throughout, with communication handled by QMP or MPI.
Several commonly-used packages integrate support for QUDA as a compile-time option, including Chroma <
http://usqcd.jlab.org/usqcd-docs/chroma/>, MILC <
http://www.physics.utah.edu/~detar/milc/>, CPS <
http://qcdoc.phys.columbia.edu/cps.html>, and BQCD <
http://www.deisa.eu/science/benchmarking/codes/bqcd>.
NVIDIA GmbH, Wuerselen, Germany, Amtsgericht Aachen, HRB 8361
Managing Director: Karen Theresa Burns
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