Parallel MCNPX benchmarking on dual processor quad-core Intel Xeon Linux box ---------------------------------------------------------------------------- -Computer times in minutes to complete the given problem (lower is better) -Additionally, electrical current and power requirements as measured with the Kill A Watt model P4400 multi-meter -these test problems now have nps=10*nps my traditional test problems to avoid timing issues mcnpx 26f mpich ----------------------------------------------------------------------------- carlo Intel Xeon E5430 2.66 GHz kubuntu 8 GB RAM pgf90v7.1-6 mpich mpich2-1.0.7 (mpiexec -np 9 mcnpx26f.mpi n=rt13) (quad core no hyper thread option) serial(min) I(amps) P(watts) mpi(min) I(amps) P(watts) speedup ------------------------------------------------------------------------------ rt13 21.44 1.48 173 2.55 2.12 253 8.41 phos8 30.83 1.47 171 3.62 2.11 251 8.51 hpl24 51.91 1.50 175 7.25 2.25 267 7.16 rt13 mode p e src p phos8 mode p e src e hpl24 mode n p src n -------------------------------------------------------------------------- Historical data with PVM -------------------------------------------------------------------------- Parallel MCNP4C3 Benchmarking on dual processor (Intel Xeon) Compute node -------------------------------------------------------------------------- -Computer times in minutes to complete the given problem (lower is better) -Additionally, electrical current and power requirements as measured with the Kill A Watt model P4400 multi-meter -Red Hat Linux 9 processors Intel Xeon clock 2.8 GHz compiler g77 HYPERTHREADING-off: -------------------- Test Problem serial I Power tasks -2x1 I P tasks -4x1 I P tasks -6x1 I P (min) (Amps) (watts) (min) (Amps) (watts) (min) (Amps) (watts) (min) (Amps) (watts) ------------------------------------------------------------------------------------------------------------ rt13 (phot) 6.43 1.55 182 3.45 2.01 235 3.53 - - 3.45 - - phos8 (elect) 12.62 1.54 181 6.72 2.01 236 6.48 - - 6.55 - - hdr152 (phot) 33.72 1.54 181 17.37 2.01 236 17.57 - - 17.48 - - speedup tasks -2x1 ------------------ rt13 (phot) 1.86 speedup=time serial/time parallel phos8 (elect) 1.88 hdr152 (phot) 1.94 HYPERTHREADING-on: -------------------- Test Problem serial I Power tasks -2x1 I P tasks -4x1 I P tasks -6x1 I P (min) (Amps) (watts) (min) (Amps) (watts) (min) (Amps) (watts) (min) (Amps) (watts) ------------------------------------------------------------------------------------------------------------ rt13 (phot) 6.50 1.54 180 3.83 2.01 235 2.67 2.15 254 2.72 2.18 254 phos8 (elect) 12.73 - - 7.63 2.01 236 5.25 2.15 255 5.30 2.17 253 hdr152 (phot) 34.62 - - 17.42 1.99 234 13.95 2.15 255 13.87 2.18 254 speedup tasks -2x1 speedup tasks -4x1 ------------------ ------------------ rt13 (phot) 1.70 rt13 (phot) 2.43 speedup=time serial/time parallel phos8 (elect) 1.67 phos8 (elect) 2.42 hdr152 (phot) 1.99 hdr152 (phot) 2.48