| CPU2006 license: | 11 | Test date: | Jan-2008 |
|---|---|---|---|
| Test sponsor: | IBM Corporation | Hardware Availability: | Feb-2008 |
| Tested by: | IBM Corporation | Software Availability: | Sep-2007 |
| Hardware | |
|---|---|
| CPU Name: | POWER6 |
| CPU Characteristics: | |
| CPU MHz: | 4200 |
| FPU: | Integrated |
| CPU(s) enabled: | 4 cores, 2 chips, 2 cores/chip, 2 threads/core |
| CPU(s) orderable: | 1,2,4 cores |
| Primary Cache: | 64 KB I + 64 KB D on chip per core |
| Secondary Cache: | 4 MB I+D on chip per core |
| L3 Cache: | None |
| Other Cache: | None |
| Memory: | 16 GB (8x2 GB) DDR2 667 MHz |
| Disk Subsystem: | 1x146 GB SAS 15K RPM |
| Other Hardware: | None |
| Software | |
|---|---|
| Operating System: | SUSE Linux Enterprise Server 10 SP1 |
| Compiler: | IBM XL C/C++ Advanced Edition for Linux, V9.0 IBM XL Fortran Advanced Edition for Linux, V11.1 |
| Auto Parallel: | No |
| File System: | ext3 |
| System State: | Multi-User |
| Base Pointers: | 32-bit |
| Peak Pointers: | 32/64-bit |
| Other Software: | -IBM Post-Link Optimization for Linux on POWER, Version 5.4.0-10 -MicroQuill SmartHeap 7.3 -IBM Engineering and Scientific Subroutine Library for Linux on POWER, Version 4.3 |
Results Table
| Benchmark | Base | Peak | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Copies | Seconds | Ratio | Seconds | Ratio | Seconds | Ratio | Copies | Seconds | Ratio | Seconds | Ratio | Seconds | Ratio | |
| Results appear in the order in which they were run. Bold underlined text indicates a median measurement. | ||||||||||||||
| 410.bwaves | 8 | 1131 | 96.2 | 1130 | 96.2 | 1131 | 96.1 | 8 | 1128 | 96.4 | 1129 | 96.3 | 1128 | 96.4 |
| 416.gamess | 8 | 2002 | 78.2 | 2003 | 78.2 | 2003 | 78.2 | 8 | 1916 | 81.7 | 1915 | 81.8 | 1916 | 81.8 |
| 433.milc | 8 | 1464 | 50.2 | 1464 | 50.2 | 1464 | 50.2 | 8 | 1464 | 50.2 | 1464 | 50.2 | 1464 | 50.2 |
| 434.zeusmp | 8 | 1060 | 68.7 | 1055 | 69.0 | 1053 | 69.1 | 8 | 662 | 110 | 670 | 109 | 657 | 111 |
| 435.gromacs | 8 | 888 | 64.3 | 889 | 64.3 | 895 | 63.8 | 8 | 845 | 67.6 | 845 | 67.6 | 844 | 67.6 |
| 436.cactusADM | 8 | 1306 | 73.2 | 1301 | 73.5 | 1301 | 73.5 | 8 | 882 | 108 | 881 | 109 | 881 | 109 |
| 437.leslie3d | 8 | 1272 | 59.1 | 1273 | 59.1 | 1275 | 59.0 | 4 | 600 | 62.7 | 600 | 62.7 | 600 | 62.7 |
| 444.namd | 8 | 744 | 86.2 | 745 | 86.1 | 745 | 86.1 | 8 | 721 | 88.9 | 722 | 88.9 | 722 | 88.9 |
| 447.dealII | 8 | 688 | 133 | 681 | 134 | 681 | 134 | 8 | 681 | 134 | 683 | 134 | 682 | 134 |
| 450.soplex | 8 | 1050 | 63.5 | 1047 | 63.7 | 1046 | 63.8 | 8 | 1050 | 63.5 | 1047 | 63.7 | 1046 | 63.8 |
| 453.povray | 8 | 615 | 69.2 | 615 | 69.2 | 616 | 69.0 | 8 | 488 | 87.2 | 487 | 87.3 | 488 | 87.3 |
| 454.calculix | 8 | 777 | 84.9 | 777 | 85.0 | 777 | 84.9 | 8 | 672 | 98.2 | 674 | 97.9 | 675 | 97.7 |
| 459.GemsFDTD | 8 | 1790 | 47.4 | 1765 | 48.1 | 1755 | 48.4 | 8 | 1790 | 47.4 | 1765 | 48.1 | 1755 | 48.4 |
| 465.tonto | 8 | 1880 | 41.9 | 1885 | 41.8 | 1881 | 41.9 | 8 | 877 | 89.7 | 876 | 89.9 | 877 | 89.8 |
| 470.lbm | 8 | 2110 | 52.1 | 2110 | 52.1 | 2110 | 52.1 | 8 | 2111 | 52.1 | 2111 | 52.1 | 2111 | 52.1 |
| 481.wrf | 8 | 1503 | 59.5 | 1507 | 59.3 | 1502 | 59.5 | 8 | 1188 | 75.2 | 1191 | 75.0 | 1188 | 75.2 |
| 482.sphinx3 | 8 | 1665 | 93.6 | 1659 | 94.0 | 1661 | 93.9 | 8 | 1634 | 95.4 | 1631 | 95.6 | 1633 | 95.5 |
General Notes
kernel release 2.6.16.46-0.12-ppc64.
See flags file for details on following settings.
ulimit -s (stack) set to unlimited.
Large pages reserved as follows by root user:
echo 530 > /proc/sys/vm/nr_hugepages
System configured with libhugetlbfs library for application access to large pages
Environment variables set before executing benchmarks.
export HUGETLB_VERBOSE=0
export HUGETLB_MORECORE=yes
export HUGETLB_MORECORE_HEAPBASE=0x50000000
export XLFRTEOPTS=intrinthds=1
IBM Post-Link Optimization tool used for
435.gromacs 436.cactusADM 482.sphinx3
Benchmarks bound to a processor using numactl on the submit command.
Base Compiler Invocation
C benchmarks:
| xlc -qlanglvl=extc99 |
C++ benchmarks:
| xlC |
Fortran benchmarks:
| xlf95 |
Benchmarks using both Fortran and C:
| xlc -qlanglvl=extc99 xlf95 |
Base Portability Flags
| 410.bwaves: | -qfixed |
| 416.gamess: | -qfixed |
| 434.zeusmp: | -qfixed |
| 435.gromacs: | -qfixed -qextname |
| 436.cactusADM: | -qfixed -qextname |
| 437.leslie3d: | -qfixed |
| 454.calculix: | -qfixed -qextname |
| 481.wrf: | -DNOUNDERSCORE |
| 482.sphinx3: | -qchars=signed |
Base Optimization Flags
C benchmarks:
| -O5 -qarch=pwr6 -qtune=pwr6 -qnoenablevmx -lhugetlbfs |
C++ benchmarks:
| -O5 -qarch=pwr6 -qtune=pwr6 -qrtti -qnoenablevmx -qstaticlink -Wl,--whole-archive /usr/lib/libhugetlbfs.a -Wl,--no-whole-archive |
Fortran benchmarks:
| -O5 -qarch=pwr6 -qtune=pwr6 -qsmallstack=dynlenonheap -qalias=nostd -qnoenablevmx -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT |
Benchmarks using both Fortran and C:
| -O5 -qarch=pwr6 -qtune=pwr6 -qnoenablevmx -qsmallstack=dynlenonheap -qalias=nostd -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT |
Base Other Flags
C benchmarks:
| -qipa=noobject -qipa=threads |
C++ benchmarks:
| -qipa=noobject -qipa=threads |
Fortran benchmarks:
| -qipa=noobject -qipa=threads |
Benchmarks using both Fortran and C:
| -qipa=noobject -qipa=threads |
Peak Compiler Invocation
C benchmarks:
| xlc -qlanglvl=extc99 |
C++ benchmarks:
| xlC |
Fortran benchmarks:
| xlf95 |
Benchmarks using both Fortran and C:
| xlc -qlanglvl=extc99 xlf95 |
Peak Portability Flags
| 410.bwaves: | -qfixed |
| 416.gamess: | -qfixed |
| 434.zeusmp: | -qfixed |
| 435.gromacs: | -qfixed -qextname |
| 436.cactusADM: | -qfixed -qextname |
| 437.leslie3d: | -qfixed |
| 454.calculix: | -qfixed -qextname |
| 481.wrf: | -DNOUNDERSCORE |
| 482.sphinx3: | -qchars=signed |
Peak Optimization Flags
C benchmarks:
| 433.milc: | -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qarch=pwr6 -qtune=pwr6 -qnoenablevmx -lhugetlbfs |
| 470.lbm: | -O3 -qarch=pwr6 -qtune=pwr6 -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT -q64 |
| 482.sphinx3: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qarch=pwr6 -qtune=pwr6 -lhugetlbfs |
C++ benchmarks:
| 444.namd: | -qpdf1(pass 1) -qpdf2(pass 2) -O3 -qarch=pwr6 -qtune=pwr6 |
| 447.dealII: | -O5 -qarch=pwr6 -qtune=pwr6 -qrtti -qnoenablevmx -qstaticlink -Wl,--whole-archive /usr/lib/libhugetlbfs.a -Wl,--no-whole-archive |
| 450.soplex: | basepeak = yes |
| 453.povray: | -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qarch=pwr6 -qtune=pwr6 -lsmartheap |
Fortran benchmarks:
| 410.bwaves: | -O5 -qarch=pwr6 -qtune=pwr6 -qsmallstack=dynlenonheap -lhugetlbfs |
| 416.gamess: | -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qarch=pwr6 -qtune=pwr6 -qalias=nostd -qnoenablevmx |
| 434.zeusmp: | -qpdf1(pass 1) -qpdf2(pass 2) -O3 -qarch=pwr6 -qtune=pwr6 -qxlf90=nosignedzero -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT |
| 437.leslie3d: | -O3 -qarch=pwr6 -qtune=pwr6 -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT -q64 |
| 459.GemsFDTD: | basepeak = yes |
| 465.tonto: | -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qarch=pwr6 -qtune=pwr6 -lessl -lhugetlbfs -lxlf90_r |
Benchmarks using both Fortran and C:
| 435.gromacs: | -Wl,-q -O2 -qarch=pwr6 -qtune=pwr6 -lhugetlbfs |
| 436.cactusADM: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O2 -qarch=pwr6 -qtune=pwr6 -qnostrict -lhugetlbfs |
| 454.calculix: | -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qarch=pwr6 -qtune=pwr6 -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT |
| 481.wrf: | -O5 -qarch=pwr6 -qtune=pwr6 -qnoenablevmx -qsmallstack=dynlenonheap -lhugetlbfs |