Among other things he is famous for what came to be called Gustafson’s law: http://www.johngustafson.net/pubs/pub13/amdahl.htm http://www.johngustafson.net/pub

Among other things he is famous for what came to be called Gustafson’s law: http://www.johngustafson.net/pubs/pub13/amdahl.htm http://www.johngustafson.net/pubs/pub13/amdahl.htm “Speedup should be measured by scaling the problem to the number of processors, not fixing problem size”