# 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 3.50065529346466064E-005 11 2048 0.0000000000000000000 10 1.07809901237487793E-005 12 4096 0.0000000000000000000 10 1.85184180736541748E-005 13 8192 0.0000000000000000000 10 3.58037650585174561E-005 14 16384 0.0000000000000000000 10 7.02366232872009277E-005 15 32768 0.0000000000000000000 10 1.48300081491470337E-004 16 65536 0.0000000000000000000 10 2.77265906333923340E-004 17 131072 0.0000000000000000000 10 5.54587692022323608E-004 18 262144 0.0000000000000000000 10 1.11739709973335266E-003 19 524288 0.0000000000000000000 10 2.23556533455848694E-003 20 1048576 0.0000000000000000000 10 4.43920120596885681E-003 21 2097152 0.0000000000000000000 10 9.88940149545669556E-003 22 4194304 0.0000000000000000000 10 1.77421830594539642E-002 23 8388608 0.0000000000000000000 10 3.54402102530002594E-002 24 16777216 0.0000000000000000000 10 7.08937458693981171E-002 25 33554432 0.0000000000000000000 10 0.14176845178008080 26 67108864 0.0000000000000000000 10 0.28453059121966362 27 134217728 0.0000000000000000000 10 0.56888904795050621 28 268435456 0.0000000000000000000 10 1.1369475349783897 29 536870912 0.0000000000000000000 10 2.2735320180654526 30 1073741824 0.0000000000000000000 10 4.5484685860574245 31 2147483648 0.0000000000000000000 10 9.0983981750905514 32 4294967296 0.0000000000000000000 10 18.194604981690645 33 8589934592 -6074000997.0000000000 10 36.390008643269539 34 17179869184 -16070296103.000000000 10 72.793500009924173