| CPU2006 license: | 11 | Test date: | Oct-2007 |
|---|---|---|---|
| Test sponsor: | IBM Corporation | Hardware Availability: | Nov-2007 |
| Tested by: | IBM Corporation | Software Availability: | Sep-2007 |
| Hardware | |
|---|---|
| CPU Name: | POWER6 |
| CPU Characteristics: | |
| CPU MHz: | 4000 |
| FPU: | Integrated |
| CPU(s) enabled: | 4 cores, 2 chips, 2 cores/chip, 2 threads/core |
| CPU(s) orderable: | 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 (4x4 GB) DDR2 667 MHz |
| Disk Subsystem: | 1x73 GB SAS 15K RPM |
| Other Hardware: | None |
| Software | |
|---|---|
| Operating System: | SUSE Linux Enterprise 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 | 1164 | 93.4 | 1163 | 93.5 | 1163 | 93.5 | 8 | 1161 | 93.6 | 1161 | 93.6 | 1161 | 93.6 |
| 416.gamess | 8 | 2106 | 74.4 | 2106 | 74.4 | 2106 | 74.4 | 8 | 2003 | 78.2 | 2002 | 78.2 | 2004 | 78.1 |
| 433.milc | 8 | 1550 | 47.4 | 1550 | 47.4 | 1550 | 47.4 | 8 | 1549 | 47.4 | 1550 | 47.4 | 1550 | 47.4 |
| 434.zeusmp | 8 | 1109 | 65.7 | 1109 | 65.7 | 1109 | 65.6 | 8 | 684 | 106 | 687 | 106 | 701 | 104 |
| 435.gromacs | 8 | 928 | 61.5 | 928 | 61.6 | 928 | 61.6 | 8 | 888 | 64.3 | 888 | 64.3 | 888 | 64.3 |
| 436.cactusADM | 8 | 1371 | 69.7 | 1374 | 69.6 | 1373 | 69.6 | 8 | 993 | 96.3 | 992 | 96.4 | 992 | 96.4 |
| 437.leslie3d | 8 | 1327 | 56.7 | 1331 | 56.5 | 1327 | 56.7 | 4 | 625 | 60.2 | 625 | 60.2 | 625 | 60.2 |
| 444.namd | 8 | 781 | 82.1 | 781 | 82.2 | 781 | 82.1 | 8 | 759 | 84.6 | 758 | 84.6 | 758 | 84.6 |
| 447.dealII | 8 | 714 | 128 | 713 | 128 | 714 | 128 | 8 | 713 | 128 | 713 | 128 | 713 | 128 |
| 450.soplex | 8 | 1125 | 59.3 | 1103 | 60.5 | 1103 | 60.5 | 8 | 1125 | 59.3 | 1103 | 60.5 | 1103 | 60.5 |
| 453.povray | 8 | 640 | 66.5 | 639 | 66.6 | 639 | 66.6 | 8 | 507 | 83.9 | 507 | 83.9 | 508 | 83.8 |
| 454.calculix | 8 | 826 | 79.9 | 818 | 80.7 | 819 | 80.5 | 8 | 702 | 94.0 | 703 | 93.9 | 710 | 93.0 |
| 459.GemsFDTD | 8 | 1869 | 45.4 | 1872 | 45.4 | 1896 | 44.8 | 8 | 1869 | 45.4 | 1872 | 45.4 | 1896 | 44.8 |
| 465.tonto | 8 | 1989 | 39.6 | 1991 | 39.5 | 2014 | 39.1 | 8 | 936 | 84.1 | 936 | 84.1 | 937 | 84.1 |
| 470.lbm | 8 | 2293 | 47.9 | 2293 | 47.9 | 2293 | 47.9 | 8 | 2286 | 48.1 | 2286 | 48.1 | 2286 | 48.1 |
| 481.wrf | 8 | 1576 | 56.7 | 1579 | 56.6 | 1579 | 56.6 | 8 | 1415 | 63.2 | 1420 | 62.9 | 1419 | 63.0 |
| 482.sphinx3 | 8 | 1733 | 90.0 | 1729 | 90.2 | 1734 | 89.9 | 8 | 1698 | 91.8 | 1693 | 92.1 | 1693 | 92.1 |
General Notes
kernel release 2.6.16.53-0.8-ppc64.
See flags file for details on following settings.
ulimit -s (stack) set to unlimited.
The binaries were compiled on a system with 32 GB of memory.
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
fdpr binary 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 -qnoenablevmx -lhugetlbfs |
C++ benchmarks:
| -O5 -qrtti -qnoenablevmx -qstaticlink -Wl,--whole-archive /usr/lib/libhugetlbfs.a -Wl,--no-whole-archive |
Fortran benchmarks:
| -O5 -qsmallstack=dynlenonheap -qalias=nostd -qnoenablevmx -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT |
Benchmarks using both Fortran and C:
| -O5 -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 -qnoenablevmx -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT |
| 470.lbm: | -O3 -qarch=pwr6e -qtune=pwr6 -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT -q64 |
| 482.sphinx3: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -lhugetlbfs |
C++ benchmarks:
| 444.namd: | -qpdf1(pass 1) -qpdf2(pass 2) -O3 -qarch=pwr6e -qtune=pwr6 |
| 447.dealII: | -O5 -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 -lsmartheap |
Fortran benchmarks:
| 410.bwaves: | -O5 -qsmallstack=dynlenonheap -lhugetlbfs |
| 416.gamess: | -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qalias=nostd -qnoenablevmx |
| 434.zeusmp: | -qpdf1(pass 1) -qpdf2(pass 2) -O3 -qarch=pwr6e -qtune=pwr6 -qxlf90=nosignedzero -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT |
| 437.leslie3d: | -O3 -qarch=pwr6e -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 -lessl -lhugetlbfs -lxlf90_r |
Benchmarks using both Fortran and C:
| 435.gromacs: | -Wl,-q -O2 -qarch=pwr6e -qtune=pwr6 -lhugetlbfs |
| 436.cactusADM: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O2 -qarch=pwr6e -qtune=pwr6 -lhugetlbfs |
| 454.calculix: | -qpdf1(pass 1) -qpdf2(pass 2) -O4 -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT |
| 481.wrf: | -O5 -qnoenablevmx -qalias=nostd -lhugetlbfs |