COMPARISON of g77 Fortran Compiler with the pgf90 Compiler of Portland Group
Program POATDSE
Compiler | Options | Time |
g77 | -O2 | 17m 51s |
f77 | -O2 | 17m 48s |
pgf90 | -O2 | 14m 15s |
pgf90 | -O2 -Munroll -tp p6 -Mnoframe | 7m 10s |
pgf90 | -O2 -Munroll -tp p6 -Mnoframe -Mvect | 7m 12s |
COMPARISON of g77 Fortran Compiler with the pgf90 Compiler of Portland Group
Program POMULT
Compiler | Options | Time |
fort77 | -O2 | 8m 5s |
g77 | -O2 | 7m 48s |
mpi(g77) | -O2 | 8m 12s |
pgf90 | -O2 -Munroll -tp p6
-Mnoframe |
6m 57s |
pgf90 | -O2 -Munroll -tp p6
-Mnoframe -Mvect |
7m 28s |
pgf90 | -O2 | 7m 6s |