Supercomputer bricht Geschwingskeitsrekord
Notebook-III:~/Desktop$ a.out
Enter array size (q to quit) [200]: 200
Memory required: 315K.
LINPACK benchmark, Double precision.
Machine precision: 15 digits.
Array size 200 X 200.
Average rolled and unrolled performance:
Reps Time(s) DGEFA DGESL OVERHEAD KFLOPS
____________________________________________________
64 0.58 86.21% 1.72% 12.07% 172339.869
128 0.92 85.87% 3.26% 10.87% 214373.984
256 1.83 87.98% 0.55% 11.48% 217020.576
512 3.66 84.97% 3.55% 11.48% 217020.576
1024 7.30 87.67% 3.01% 9.32% 212431.017
2048 14.55 87.56% 3.02% 9.42% 213398.078
gcc __version
gcc (GCC) 3.4.1
Copyright (C) 2004 Free Software Foundation, Inc.
This is free software: see the source for copying conditions. There is NO
warranty: not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
auf einem selbstkompilierten linux auf einem mobile Athlon 2500+
und u.a. dem Flag -march=athlon-xp
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Supercomputer bricht Geschwingskeitsrekord
hübscher zeilenumbruch:
also da steht:
217020.5 KFLOPS aud einem selbstgebauten linux mit gcc 3.4.1 auf nem Athlon 2500+
Supercomputer bricht Geschwingskeitsrekord
Notebook-III:~/Desktop$ a.out
Enter array size (q to quit) [200]: 200
Memory required: 315K.
LINPACK benchmark, Double precision.
Machine precision: 15 digits.
Array size 200 X 200.
Average rolled and unrolled performance:
Reps Time(s) DGEFA DGESL OVERHEAD KFLOPS
____________________________________________________
64 0.58 86.21% 1.72% 12.07% 172339.869
128 0.92 85.87% 3.26% 10.87% 214373.984
256 1.83 87.98% 0.55% 11.48% 217020.576
512 3.66 84.97% 3.55% 11.48% 217020.576
1024 7.30 87.67% 3.01% 9.32% 212431.017
2048 14.55 87.56% 3.02% 9.42% 213398.078
gcc __version
gcc (GCC) 3.4.1
Copyright (C) 2004 Free Software Foundation, Inc.
This is free software: see the source for copying conditions. There is NO
warranty: not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
auf einem selbstkompilierten linux auf einem mobile Athlon 2500+
und u.a. dem Flag -march=athlon-xp