HPC Challenge Benchmark Record

System Information
Affiliation:   IBM   URL:  
Location:   USA, New York, Poughkeepsie   System Use:   Vendor
System Manufacturer:   IBM   System Name:   eServer pSeries 655
Interconnect Manufacturer:   IBM   Interconnect Type:   HPS (IBM High Performance Switch)
Operating System:   AIX 5.2   MPI:   PE 4.1
MPI Wtick:     BLAS:   ESSL 4.1
Language:   C   Compiler:   xlc 6.0
Compiler Flags:   -O3   Processor Type:   IBM Power4+
Processor Speed:   1.7 GHz   Total Processors:   256
Processors Entered:   256   Processors determined:   256
Cores per chip:     HPL Processes:   64
MPI Processes:   64   Threads Entered:   4
Threads determined:   4   FLOPs per cycle:   4
Theoretical peak:   1.74 TFlop/s   Total memory:   GiB
FFT library:    

HPL
HPL:   1.07438 Tflop/s   HPL time:   2094.26
HPL eps:   1.110223e-16   HPL Rnorm1:  
HPL Anorm1:     HPL AnormI:  
HPL Xnorm1:     HPL XnormI:  
HPL N:   150000   HPL NB:   400
HPL NProw:   8   HPL NPcol:   8
HPL depth:   1   HPL NBdiv:   2
HPL NBmin:   4   HPL CPfact:   R
HPL CRfact:   R   HPL CPtop:   1
HPL order:   R
HPL dMach EPS:     HPL sMach EPS:  
HPL dMach sfMin:     HPL sMach sfMin:  
HPL dMach Base:     HPL sMach Base:  
HPL dMach Prec:     HPL sMach Prec:  
HPL dMach mLen:     HPL sMach mLen:  
HPL dMach Rnd:     HPL sMach Rnd:  
HPL dMach eMin:     HPL sMach eMin:  
HPL dMach rMin:     HPL sMach rMin:  
HPL dMach eMax:     HPL sMach eMax:  
HPL dMach rMax:     HPL sMach rMax:  
dweps:     sweps:  

PTRANS
PTRANS:   23.7212 GB/s   PTRANS time:   1.9 seconds
PTRANS residual:   0   PTRANS N:   75000
PTRANS NB:   200   PTRANS NProw:   8
PTRANS NPcol:   8

STREAM
S-STREAM Copy:   8.39623 GB/s   S-STREAM Scale:   8.39724 GB/s
S-STREAM Add:   12.3577 GB/s   S-STREAM Triad:   11.6475 GB/s
EP-STREAM Copy:   6.0568 GB/s   EP-STREAM Scale:   5.88011 GB/s
EP-STREAM Add:   7.79019 GB/s   EP-STREAM Triad:   6.43339 GB/s
STREAM Vector Size:   117187500   STREAM Threads:   4

RandomAccess
S-RandomAccess:   0.0108476 Gup/s   EP-RandomAccess:   0.00995176 Gup/s
G-RandomAccess:   0.0055024448 Gup/s   G-RandomAccess N:   268435456
G-RandomAccess time:   195.138956 seconds   G-RandomAccess Check Time:   10.501353 seconds
G-RandomAccess Errors:   0   G-RandomAccess Errors Fraction:   0
G-RandomAccess TimeBound:     G-RandomAccess ExeUpdates:  
RandomAccess N:   268435456

FFT
S-FFT:   0.41641 GFlop/s   EP-FFT:   0.389527 GFlop/s
MPIFFT:   10.463 GFlop/s   MPIFFT N:  
MPIFFT Max Error:   0.000000000000002989   MPIFFT time0:   seconds
MPIFFT time1:   seconds   MPIFFT time2:   seconds
MPIFFT time3:   seconds   MPIFFT time4:   seconds
MPIFFT time5:   seconds   MPIFFT time6:   seconds
FFTEnblk:     FFTEnp:  
FFTEl2size:  

DGEMM
S-DGEMM:   18.8237 GFlop/s   EP-DGEMM:   17.9794 GFlop/s
DGEMM N:  

RandomRing Latency/Bandwidth
RandomRing Latency:   8.34019 usec   RandomRing Bandwidth:   0.723951 GB/s

NaturalRing Latency/Bandwidth
NaturalRing Latency:   7.057 usec   NaturalRing Bandwidth:   1.02064 GB/s

PingPong Latency/Bandwidth
Maximum PingPong Latency:   6.00517 usec   Maximum PingPong Bandwidth:   1.73068 GB/s
Minimum PingPong Latency:   3.129 usec   Minimum PingPong Bandwidth:   1.6654 GB/s
Average PingPong Latency:   5.764 usec   Average PingPong Bandwidth:   1.701383 GB/s

Size of Data Types
char:   byte     short:   bytes
int:   bytes   long:   bytes
void ptr:   bytes   float:   bytes
double:   bytes   size t:   bytes
s64Int:   bytes   u64Int:   bytes

OpenMP
M OpenMP:     OpenMP Num Threads:  
OpenMP Num Procs:     OpenMP Max Threads:  

Memory
MemProc:     MemSpec:  
MemVal:  

CPS
CPS_HPCC_FFT_235:     CPS_HPCC_FFTW_ESTIMATE:  
CPS_HPCC_MEMALLCTR:     CPS_HPL_USE_GETPROCESSTIMES:  
CPS_RA_SANDIA_NOPT:     CPS_RA_SANDIA_OPT2:  


Version: 0.6.0.a - Run Type: base
Created: 2004-08-26 - Exported: Thu Jun 23 15:55:33 2022
HPC Challenge Benchmark Record