| System Information | ||||
| Affiliation: | Sandia National Laboratories, DOE NNSA | URL: | www.sandia.gov | |
| Location: | USA, New Mexico, Albuquerque | System Use: | Government | |
| System Manufacturer: | Cray Inc. | System Name: | XT3 | |
| Interconnect Manufacturer: | Cray | Interconnect Type: | Seastar | |
| Operating System: | Catamount/XT1.3.10 | MPI: | xt-mpt/1.3.10 based on MPICH 2.0 | |
| MPI Wtick: | 0.000001 | BLAS: | ACML 2.7 | |
| Language: | C | Compiler: | PGI 6.0.5c and gcc 3.3.3 | |
| Compiler Flags: | -O3 -fastsse -DLONG_IS_64BITS; -O3 -DLONG_IS_64BITS -fomit-frame-pointer -fstrict-aliasing -mpreferred-stack-boundary=4 (gcc - Random); -Mnontemporal -Mprefetch=distance:8,nta -Msafeptr -O3 -fastsse -DLONG_IS_64BITS (STREAMS) | Processor Type: | AMD Opteron | |
| Processor Speed: | 2 GHz | Total Processors: | 10368 | |
| Processors Entered: | 10350 | Processors determined: | 10350 | |
| Cores per chip: | 1 | HPL Processes: | 10350 | |
| MPI Processes: | 10350 | Threads Entered: | 1 | |
| Threads determined: | 1 | FLOPs per cycle: | 2 | |
| Theoretical peak: | 41400 TFlop/s | Total memory: | GiB | |
| FFT library: | ||||
| HPL | ||||
| HPL: | 32.9865 Tflop/s | HPL time: | 4374.66 | |
| HPL eps: | 1.11022e-16 | HPL Rnorm1: | 0.0000000688448 | |
| HPL Anorm1: | 150602 | HPL AnormI: | 150601 | |
| HPL Xnorm1: | 1074750 | HPL XnormI: | 10.5769 | |
| HPL N: | 600422 | HPL NB: | 60 | |
| HPL NProw: | 115 | HPL NPcol: | 90 | |
| HPL depth: | 0 | HPL NBdiv: | 2 | |
| HPL NBmin: | 8 | HPL CPfact: | C | |
| HPL CRfact: | C | HPL CPtop: | 5 | |
| HPL order: | R | |||
| HPL dMach EPS: | 1.110223e-16 | HPL sMach EPS: | 0.00000005960464 | |
| HPL dMach sfMin: | 0 | HPL sMach sfMin: | 1.175494e-38 | |
| HPL dMach Base: | 2 | HPL sMach Base: | 2 | |
| HPL dMach Prec: | 2.220446e-16 | HPL sMach Prec: | 0.0000001192093 | |
| HPL dMach mLen: | 53 | HPL sMach mLen: | 24 | |
| HPL dMach Rnd: | 1 | HPL sMach Rnd: | 1 | |
| HPL dMach eMin: | -1021 | HPL sMach eMin: | -125 | |
| HPL dMach rMin: | 0 | HPL sMach rMin: | 1.175494e-38 | |
| HPL dMach eMax: | 1024 | HPL sMach eMax: | 128 | |
| HPL dMach rMax: | 1.797693e308 | HPL sMach rMax: | 3.402823e38 | |
| dweps: | 1.110223e-16 | sweps: | 0.00000005960464 | |
| PTRANS | ||||
| PTRANS: | 1813.06 GB/s | PTRANS time: | 0.397678 seconds | |
| PTRANS residual: | 0 | PTRANS N: | 300211 | |
| PTRANS NB: | 30 | PTRANS NProw: | 115 | |
| PTRANS NPcol: | 90 | |||
| STREAM | ||||
| S-STREAM Copy: | 4.18265 GB/s | S-STREAM Scale: | 4.19361 GB/s | |
| S-STREAM Add: | 4.34172 GB/s | S-STREAM Triad: | 4.36889 GB/s | |
| EP-STREAM Copy: | 4.12951 GB/s | EP-STREAM Scale: | 4.41331 GB/s | |
| EP-STREAM Add: | 4.21131 GB/s | EP-STREAM Triad: | 4.2108 GB/s | |
| STREAM Vector Size: | 11610517 | STREAM Threads: | 1 | |
| RandomAccess | ||||
| S-RandomAccess: | 0.0195722 Gup/s | EP-RandomAccess: | 0.0174033 Gup/s | |
| G-RandomAccess: | 1.01765 Gup/s | G-RandomAccess N: | 274877906944 | |
| G-RandomAccess time: | 59.326 seconds | G-RandomAccess Check Time: | 18.6835 seconds | |
| G-RandomAccess Errors: | 0 | G-RandomAccess Errors Fraction: | 0 | |
| G-RandomAccess TimeBound: | 1093.66 | G-RandomAccess ExeUpdates: | 60373164600 | |
| RandomAccess N: | 33554432 | |||
| FFT | ||||
| S-FFT: | 0.516598 GFlop/s | EP-FFT: | 0.542414 GFlop/s | |
| MPIFFT: | 1118.29 GFlop/s | MPIFFT N: | 34359738368 | |
| MPIFFT Max Error: | 0.00000000000000215566 | MPIFFT time0: | 0.00000190735 seconds | |
| MPIFFT time1: | 0.955303 seconds | MPIFFT time2: | 1.02357 seconds | |
| MPIFFT time3: | 0.84829 seconds | MPIFFT time4: | 1.46252 seconds | |
| MPIFFT time5: | 1.00536 seconds | MPIFFT time6: | 0.00000119209 seconds | |
| FFTEnblk: | 16 | FFTEnp: | 8 | |
| FFTEl2size: | 1048576 | |||
| DGEMM | ||||
| S-DGEMM: | 3.67306 GFlop/s | EP-DGEMM: | 3.66719 GFlop/s | |
| DGEMM N: | 2950 | |||
| RandomRing Latency/Bandwidth | ||||
| RandomRing Latency: | 10.3153 usec | RandomRing Bandwidth: | 0.161876 GB/s | |
| NaturalRing Latency/Bandwidth | ||||
| NaturalRing Latency: | 9.5708 usec | NaturalRing Bandwidth: | 0.576665 GB/s | |
| PingPong Latency/Bandwidth | ||||
| Maximum PingPong Latency: | 9.61125 usec | Maximum PingPong Bandwidth: | 1.15141 GB/s | |
| Minimum PingPong Latency: | 6.67572 usec | Minimum PingPong Bandwidth: | 1.14552 GB/s | |
| Average PingPong Latency: | 7.96807 usec | Average PingPong Bandwidth: | 1.14909 GB/s | |
| Size of Data Types | ||||
| char: | 1 byte | short: | 2 bytes | |
| int: | 4 bytes | long: | 8 bytes | |
| void ptr: | 8 bytes | float: | 4 bytes | |
| double: | 8 bytes | size t: | 8 bytes | |
| s64Int: | 8 bytes | u64Int: | 8 bytes | |
| OpenMP | ||||
| M OpenMP: | -1 | OpenMP Num Threads: | 0 | |
| OpenMP Num Procs: | 0 | OpenMP Max Threads: | 0 | |
| Memory | ||||
| MemProc: | -1 | MemSpec: | -1 | |
| MemVal: | -1 | |||
| CPS | ||||
| CPS_HPCC_FFT_235: | CPS_HPCC_FFTW_ESTIMATE: | |||
| CPS_HPCC_MEMALLCTR: | CPS_HPL_USE_GETPROCESSTIMES: | |||
| CPS_RA_SANDIA_NOPT: | CPS_RA_SANDIA_OPT2: | |||