PSTSWM T3E-900 Serial Performance

Performance Studies using

PSTSWM

SGI/Cray Research T3E-900 Serial Performance

(Using LIBSCI Math Library)

Date/Person: February 23, 2000 / P. Worley
Platform: T3E-900 at National Energy Research Scientific Computing Center (mcurie.nersc.gov):
   644 450-MHz DEC Alpha EV5 RISC processors
Environment: UNICOS/mk 2.0.5.21
mpt 1.3.0.4
Cray CF90 Version 3.3.0.2
Code Version: 6.7
Make Options: MACH=t3e COMM=mpi PRECISION=8 PERF=n MATH=libsci WORKSPACE=19000000
Compilation Options: f90 -dp -Oscalar3
Number of steps: T42: 241 or 481
T85: 49 or 97
T170: 49 or 97
Notes: using LIBSCI library routines for Fourier transforms and BLAS

MEASURED TIME PER TIMESTEP (SEC)

Problem L1 L2 L3 L16
T42 0.036 0.080 0.121 0.684
T85 0.212 0.440 0.652 4.016
T170 1.295 2.686 3.967  

MEASURED MFLOP/SEC RATES

Problem L1 L2 L3 L16
T42 114.6 103.1 102.2 96.6
T85 114.6 110.2 111.4 96.6
T170 118.2 113.9 115.7  
Patrick H. Worley / ( worleyph@ornl.gov)
Last Modified Monday, 15-Jul-2002 10:25:34 EDT.
3352 accesses since 1/2/96.