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Re: linpack C source
- To: tm at netcom dot com
- Subject: Re: linpack C source
- From: N8TM at aol dot com
- Date: Sun, 12 Jul 1998 15:44:55 EDT
- Cc: egcs-bugs at cygnus dot com, Roy_Longbottom at compuserve dot com
##############################################
LINPACK BENCHMARK in 'C/C++' n @ 100
Date 7/12/98
Model
CPU P II
Clock MHz 233
Cache 512k
H/W options
OS W95/cygB19.1
Compiler gcc-2.8.1
Options -DSP -DROLL -DWIN32 -UPOSIX -funroll-loops -malign-double -march=pentiumpro -O2
Run by Tim Prince
>From
Email tprince@computer.org
Rolling Rolled
Precision Single
norm. resid 1.9
resid 4.52336171e-05
machep 1.19209290e-07
x[0]-1 -1.31130219e-05
x[n-1]-1 -1.30534172e-05
matgen 1 seconds 0.00129
matgen 2 seconds 0.00133
Repetitions 442
Leading dimension 201
dgefa dgesl total Mflops
1 pass seconds 0.00604 0.00000 0.00604
Repeat seconds 0.01007 0.00031 0.01038 66.16
Repeat seconds 0.01001 0.00031 0.01032 66.54
Repeat seconds 0.01003 0.00034 0.01037 66.22
Repeat seconds 0.01001 0.00031 0.01032 66.51
Repeat seconds 0.01000 0.00031 0.01032 66.56
Average 66.40
Leading dimension 200
Repeat seconds 0.01047 0.00031 0.01078 63.69
Repeat seconds 0.01039 0.00031 0.01069 64.22
Repeat seconds 0.01039 0.00034 0.01073 63.97
Repeat seconds 0.01046 0.00031 0.01077 63.73
Repeat seconds 0.01039 0.00031 0.01070 64.15
Average 63.95
##############################################
LINPACK BENCHMARK in 'C/C++' n @ 100
Date 7/12/98
Model
CPU P II
Clock MHz 233
Cache 512k
H/W options
OS W95/cygwinb19.1
Compiler egcs-19980707/one_classic_gcse_pass
Options -DSP -DROLL -DWIN32 -UPOSIX -funroll-loops -malign-double -march=pentiumpro -O2
Run by Tim Prince
>From
Email tprince@computer.org
Rolling Rolled
Precision Single
norm. resid 1.9
resid 4.52336171e-05
machep 1.19209290e-07
x[0]-1 -1.31130219e-05
x[n-1]-1 -1.30534172e-05
matgen 1 seconds 0.00139
matgen 2 seconds 0.00144
Repetitions 455
Leading dimension 201
dgefa dgesl total Mflops
1 pass seconds 0.00598 0.00000 0.00598
Repeat seconds 0.00962 0.00030 0.00992 69.19
Repeat seconds 0.00959 0.00030 0.00989 69.41
Repeat seconds 0.00963 0.00027 0.00991 69.31
Repeat seconds 0.00957 0.00030 0.00987 69.59
Repeat seconds 0.00960 0.00030 0.00990 69.34
Average 69.37
Leading dimension 200
Repeat seconds 0.00987 0.00030 0.01017 67.49
Repeat seconds 0.00991 0.00027 0.01018 67.42
Repeat seconds 0.00985 0.00027 0.01012 67.86
Repeat seconds 0.00988 0.00030 0.01018 67.48
Repeat seconds 0.00982 0.00030 0.01012 67.83
Average 67.62