The goal of this workshop is to provide a forum to discuss new and emerging general-purpose programming architectures, environments, and platforms, as well as evaluate applications that have been able to harness the horsepower provided by these platforms. This year's workshop is particularly interested in security, new heterogeneous architecture or platforms, new forms of concurrency, and novel or irregular applications that can leverage these platforms. Papers are being sought on many aspects of GPUs or accelerators, including (but not limited to):