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. Author manuscript; available in PMC: 2015 Nov 19.
Published in final edited form as: IEEE Conf High Perform Extreme Comput. 2014 Sep;2014:10.1109/HPEC.2014.7040981. doi: 10.1109/HPEC.2014.7040981

Table 1. Original performance results for CPU and GPU PIPER09 implementations using 2008-era technology. CPU is a 4 core Intel Nehalem and the GPU is an Nvidia Tesla c1060.

CPU 4 core GPU
time percent time percent speedup
Grid assignment 20ms 2.0% 20ms 9.5% 1×
Correlations 900ms 88.7% 160ms 75.8% 5.6×
Acc., score, filter 95ms 9.4% 31ms 14.7% 3.1×
Total 1015ms 100% 211ms 100% 4.8×