Chris Samuel wrote: > PGI 7.1-1 : pgcc -mp -fastsse -tp barcelona-64,k8-64 -Mipa=fast -o > stream ./stream.c
I have found that PGI does great on dynamic arrays, but poorly on static. Alas the inverse is true for pathscale, great on static arrays but poorly on dynamic. A 2.0 barcelona compiled with pathcc -O3 -mp: Function Rate (MB/s) Avg time Min time Max time Copy: 15314.6654 0.0084 0.0084 0.0084 Scale: 15239.8919 0.0084 0.0084 0.0084 Add: 14763.5318 0.0130 0.0130 0.0131 Triad: 14949.9019 0.0129 0.0128 0.0129 > > Function Rate (MB/s) Avg time Min time Max time > Copy: 12261.7219 0.1044 0.1044 0.1045 > Scale: 12284.4198 0.1042 0.1042 0.1043 > Add: 12213.4179 0.1574 0.1572 0.1581 > Triad: 11875.6082 0.1619 0.1617 0.1621 > > Intel v10 : icc -static-intel -openmp -O5 -o stream-icc stream.c > > Function Rate (MB/s) Avg time Min time Max time > Copy: 12214.5757 0.1048 0.1048 0.1050 > Scale: 12155.7238 0.1054 0.1053 0.1055 > Add: 12243.4062 0.1569 0.1568 0.1570 > Triad: 12240.2984 0.1569 0.1569 0.1570 > > cheers, > Chris > > > ------------------------------------------------------------------------ > > _______________________________________________ > Beowulf mailing list, Beowulf@beowulf.org > To change your subscription (digest mode or unsubscribe) visit > http://www.beowulf.org/mailman/listinfo/beowulf _______________________________________________ Beowulf mailing list, Beowulf@beowulf.org To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf
