# Test of the system floating point performance: # Linux cluster42 2.6.32-71.29.1.el6.x86_64 #1 SMP Tue May 10 17:35:18 CDT 2011 x86_64 x86_64 x86_64 GNU/Linux # CPU model name : AMD Opteron(tm) Processor 6168 # cache size : 512 KB # CPU(s):24 # GNU Fortran (GCC) 4.4.5 20110214 (Red Hat 4.4.5-6) # p N=2**p x=Sum(j,-N,N) kind(x) Time(sec) 10 1024 0.0000000000000000000 10 1.62574276328086853E-003 11 2048 0.0000000000000000000 10 7.78138637542724609E-005 12 4096 0.0000000000000000000 10 7.67521560192108154E-005 13 8192 0.0000000000000000000 10 7.12871551513671875E-005 14 16384 0.0000000000000000000 10 6.81951642036437988E-005 15 32768 0.0000000000000000000 10 6.46859407424926758E-005 16 65536 0.0000000000000000000 10 7.51838088035583496E-005 17 131072 0.0000000000000000000 10 8.99843871593475342E-005 18 262144 0.0000000000000000000 10 1.08920037746429443E-004 19 524288 0.0000000000000000000 10 1.58753246068954468E-004 20 1048576 0.0000000000000000000 10 2.36283987760543823E-004 21 2097152 0.0000000000000000000 10 4.31533902883529663E-004 22 4194304 0.0000000000000000000 10 7.84970819950103760E-004 23 8388608 0.0000000000000000000 10 1.53031200170516968E-003 24 16777216 0.0000000000000000000 10 2.99867242574691772E-003 25 33554432 0.0000000000000000000 10 6.91892951726913452E-003 26 67108864 0.0000000000000000000 10 1.28110572695732117E-002 27 134217728 0.0000000000000000000 10 2.46159061789512634E-002 28 268435456 0.0000000000000000000 10 4.82270345091819763E-002 29 536870912 0.0000000000000000000 10 9.54292789101600647E-002 30 1073741824 0.0000000000000000000 10 0.18983280658721924 31 2147483648 0.0000000000000000000 10 0.37966449186205864 32 4294967296 0.0000000000000000000 10 0.75858848169445992 33 8589934592 0.0000000000000000000 10 1.5156663656234741 34 17179869184 -591823493.00000000000 10 3.0303557142615318