| CPU2006 license: | 11 | Test date: | Jun-2007 |
|---|---|---|---|
| Test sponsor: | IBM Corporation | Hardware Availability: | Jun-2007 |
| Tested by: | IBM Corporation | Software Availability: | Sep-2007 |
| Hardware | |
|---|---|
| CPU Name: | POWER6 |
| CPU Characteristics: | |
| CPU MHz: | 4700 |
| FPU: | Integrated |
| CPU(s) enabled: | 16 cores, 8 chips, 2 cores/chip, 2 threads/core |
| CPU(s) orderable: | 2,4,8,12,16 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: | 32 MB I+D off chip per chip |
| Other Cache: | None |
| Memory: | 128 GB (64x2 GB) DDR2 667 MHz |
| Disk Subsystem: | 2x73 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: | ReiserFS |
| System State: | Multi-User |
| Base Pointers: | 32-bit |
| Peak Pointers: | 32/64-bit |
| Other Software: | -Post-Link Optimization for Linux on POWER, Version 5.4.0 -MicroQuill SmartHeap 7.3 -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 | 32 | 919 | 473 | 919 | 473 | 919 | 473 | 32 | 913 | 476 | 913 | 476 | 913 | 476 |
| 416.gamess | 32 | 1789 | 350 | 1789 | 350 | 1798 | 348 | 32 | 1704 | 368 | 1705 | 368 | 1706 | 367 |
| 433.milc | 32 | 1142 | 257 | 1143 | 257 | 1143 | 257 | 32 | 1143 | 257 | 1142 | 257 | 1142 | 257 |
| 434.zeusmp | 32 | 910 | 320 | 912 | 319 | 911 | 320 | 32 | 544 | 535 | 553 | 526 | 548 | 532 |
| 435.gromacs | 32 | 794 | 288 | 793 | 288 | 793 | 288 | 32 | 724 | 316 | 724 | 316 | 724 | 316 |
| 436.cactusADM | 32 | 1127 | 339 | 1128 | 339 | 1129 | 339 | 32 | 786 | 487 | 786 | 486 | 791 | 483 |
| 437.leslie3d | 32 | 841 | 358 | 847 | 355 | 843 | 357 | 16 | 370 | 407 | 370 | 406 | 370 | 406 |
| 444.namd | 32 | 665 | 386 | 664 | 386 | 665 | 386 | 32 | 646 | 398 | 645 | 398 | 645 | 398 |
| 447.dealII | 32 | 769 | 476 | 770 | 476 | 768 | 477 | 32 | 602 | 609 | 602 | 608 | 603 | 607 |
| 450.soplex | 32 | 623 | 429 | 617 | 433 | 617 | 433 | 32 | 626 | 426 | 626 | 427 | 626 | 426 |
| 453.povray | 32 | 542 | 314 | 542 | 314 | 541 | 314 | 32 | 435 | 391 | 440 | 387 | 435 | 391 |
| 454.calculix | 32 | 681 | 387 | 680 | 388 | 681 | 388 | 32 | 592 | 446 | 592 | 446 | 592 | 446 |
| 459.GemsFDTD | 32 | 1218 | 279 | 1218 | 279 | 1218 | 279 | 32 | 1182 | 287 | 1183 | 287 | 1183 | 287 |
| 465.tonto | 32 | 1629 | 193 | 1629 | 193 | 1629 | 193 | 32 | 723 | 435 | 745 | 423 | 723 | 435 |
| 470.lbm | 32 | 588 | 747 | 588 | 747 | 588 | 747 | 32 | 588 | 748 | 588 | 748 | 588 | 748 |
| 481.wrf | 32 | 1276 | 280 | 1276 | 280 | 1277 | 280 | 32 | 1131 | 316 | 1128 | 317 | 1127 | 317 |
| 482.sphinx3 | 32 | 939 | 664 | 936 | 666 | 937 | 666 | 32 | 897 | 695 | 902 | 691 | 895 | 697 |
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.
System set to Enhanced mode when defining partition on HMC
Large pages reserved as follows by root user:
echo 3200 > /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 taskset 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 -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT |
C++ benchmarks:
| -O5 -qrtti -qnoenablevmx -lhugetlbfs |
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 -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT -qsmallstack=dynlenonheap -qalias=nostd |
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: | -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qstrict -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT |
| 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: | -qpdf1(pass 1) -qpdf2(pass 2) -O5 -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT -q64 |
| 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 |