| System Information | ||||
| Affiliation: | Oak Ridge National Lab | URL: | http://nccs.gov/ | |
| Location: | USA, Tennessee, Oak Ridge | System Use: | Research | |
| System Manufacturer: | Cray Inc. | System Name: | XT3 Dual-Core | |
| Interconnect Manufacturer: | Cray, Inc | Interconnect Type: | Cray SeaStar | |
| Operating System: | Unicos/lc 1.4.35 | MPI: | xt-mpt 1.4.35 | |
| MPI Wtick: | 0.000001 | BLAS: | ACML 3.0 | |
| Language: | C | Compiler: | PGI 6.1.4 | |
| Compiler Flags: | -fastsse | Processor Type: | AMD Opteron | |
| Processor Speed: | 2.6 GHz | Total Processors: | 10424 | |
| Processors Entered: | 10404 | Processors determined: | 10404 | |
| Cores per chip: | 2 | HPL Processes: | 10404 | |
| MPI Processes: | 10404 | Threads Entered: | 1 | |
| Threads determined: | 1 | FLOPs per cycle: | 2 | |
| Theoretical peak: | 54.1 TFlop/s | Total memory: | GiB | |
| FFT library: | ||||
| HPL | ||||
| HPL: | 43.4033 Tflop/s | HPL time: | 18528.9 | |
| HPL eps: | 1.11022e-16 | HPL Rnorm1: | 0.000000245249 | |
| HPL Anorm1: | 266722 | HPL AnormI: | 266717 | |
| HPL Xnorm1: | 2223320 | HPL XnormI: | 13.0527 | |
| HPL N: | 1064520 | HPL NB: | 60 | |
| HPL NProw: | 102 | HPL NPcol: | 102 | |
| HPL depth: | 1 | HPL NBdiv: | 2 | |
| HPL NBmin: | 4 | HPL CPfact: | R | |
| HPL CRfact: | R | HPL CPtop: | 1 | |
| 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: | 778.385 GB/s | PTRANS time: | 2.91168 seconds | |
| PTRANS residual: | 0 | PTRANS N: | 532260 | |
| PTRANS NB: | 67 | PTRANS NProw: | 102 | |
| PTRANS NPcol: | 102 | |||
| STREAM | ||||
| S-STREAM Copy: | 4.28808 GB/s | S-STREAM Scale: | 4.13636 GB/s | |
| S-STREAM Add: | 3.32368 GB/s | S-STREAM Triad: | 3.32627 GB/s | |
| EP-STREAM Copy: | 2.22912 GB/s | EP-STREAM Scale: | 2.25026 GB/s | |
| EP-STREAM Add: | 2.23228 GB/s | EP-STREAM Triad: | 2.47737 GB/s | |
| STREAM Vector Size: | 36306639 | STREAM Threads: | 1 | |
| RandomAccess | ||||
| S-RandomAccess: | 0.0182256 Gup/s | EP-RandomAccess: | 0.0101471 Gup/s | |
| G-RandomAccess: | 0.823563 Gup/s | G-RandomAccess N: | 1099511627776 | |
| G-RandomAccess time: | 60.3824 seconds | G-RandomAccess Check Time: | 24.9345 seconds | |
| G-RandomAccess Errors: | 0 | G-RandomAccess Errors Fraction: | 0 | |
| G-RandomAccess TimeBound: | 4632.21 | G-RandomAccess ExeUpdates: | 49728675060 | |
| RandomAccess N: | 67108864 | |||
| FFT | ||||
| S-FFT: | 0.760431 GFlop/s | EP-FFT: | 0.670575 GFlop/s | |
| MPIFFT: | 1107.21 GFlop/s | MPIFFT N: | 68719476736 | |
| MPIFFT Max Error: | 0.00000000000000221632 | MPIFFT time0: | 0.00000190735 seconds | |
| MPIFFT time1: | 2.54697 seconds | MPIFFT time2: | 1.687 seconds | |
| MPIFFT time3: | 1.82847 seconds | MPIFFT time4: | 2.35942 seconds | |
| MPIFFT time5: | 2.56196 seconds | MPIFFT time6: | 0.000000953674 seconds | |
| FFTEnblk: | 16 | FFTEnp: | 4 | |
| FFTEl2size: | 1048576 | |||
| DGEMM | ||||
| S-DGEMM: | 4.80012 GFlop/s | EP-DGEMM: | 4.78995 GFlop/s | |
| DGEMM N: | 5218 | |||
| RandomRing Latency/Bandwidth | ||||
| RandomRing Latency: | 14.3246 usec | RandomRing Bandwidth: | 0.0693727 GB/s | |
| NaturalRing Latency/Bandwidth | ||||
| NaturalRing Latency: | 13.8044 usec | NaturalRing Bandwidth: | 0.143547 GB/s | |
| PingPong Latency/Bandwidth | ||||
| Maximum PingPong Latency: | 7.7486 usec | Maximum PingPong Bandwidth: | 1.15276 GB/s | |
| Minimum PingPong Latency: | 5.67734 usec | Minimum PingPong Bandwidth: | 1.14708 GB/s | |
| Average PingPong Latency: | 6.68566 usec | Average PingPong Bandwidth: | 1.14986 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: | |||