| 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: | 8 cores, 4 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: | 64 GB (32x2 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 | 16 | 913 | 238 | 913 | 238 | 914 | 238 | 16 | 908 | 239 | 907 | 240 | 908 | 240 |
| 416.gamess | 16 | 1789 | 175 | 1788 | 175 | 1788 | 175 | 16 | 1706 | 184 | 1706 | 184 | 1705 | 184 |
| 433.milc | 16 | 1138 | 129 | 1138 | 129 | 1138 | 129 | 16 | 1138 | 129 | 1138 | 129 | 1138 | 129 |
| 434.zeusmp | 16 | 909 | 160 | 907 | 160 | 908 | 160 | 16 | 542 | 269 | 560 | 260 | 551 | 264 |
| 435.gromacs | 16 | 792 | 144 | 792 | 144 | 792 | 144 | 16 | 723 | 158 | 724 | 158 | 723 | 158 |
| 436.cactusADM | 16 | 1115 | 172 | 1115 | 171 | 1117 | 171 | 16 | 790 | 242 | 790 | 242 | 790 | 242 |
| 437.leslie3d | 16 | 842 | 179 | 844 | 178 | 842 | 179 | 8 | 369 | 204 | 369 | 204 | 371 | 203 |
| 444.namd | 16 | 664 | 193 | 664 | 193 | 666 | 193 | 16 | 645 | 199 | 645 | 199 | 645 | 199 |
| 447.dealII | 16 | 768 | 238 | 769 | 238 | 768 | 238 | 16 | 601 | 305 | 601 | 305 | 603 | 304 |
| 450.soplex | 16 | 623 | 214 | 617 | 216 | 615 | 217 | 16 | 625 | 214 | 625 | 214 | 624 | 214 |
| 453.povray | 16 | 541 | 157 | 541 | 157 | 541 | 157 | 16 | 436 | 195 | 435 | 196 | 435 | 195 |
| 454.calculix | 16 | 683 | 193 | 680 | 194 | 682 | 194 | 16 | 591 | 223 | 593 | 223 | 591 | 223 |
| 459.GemsFDTD | 16 | 1238 | 137 | 1214 | 140 | 1215 | 140 | 16 | 1178 | 144 | 1177 | 144 | 1178 | 144 |
| 465.tonto | 16 | 1659 | 94.9 | 1630 | 96.6 | 1629 | 96.7 | 16 | 723 | 218 | 723 | 218 | 723 | 218 |
| 470.lbm | 16 | 586 | 375 | 586 | 375 | 586 | 375 | 16 | 586 | 375 | 586 | 375 | 586 | 375 |
| 481.wrf | 16 | 1274 | 140 | 1276 | 140 | 1274 | 140 | 16 | 1127 | 159 | 1128 | 158 | 1127 | 159 |
| 482.sphinx3 | 16 | 936 | 333 | 945 | 330 | 936 | 333 | 16 | 890 | 350 | 911 | 342 | 892 | 350 |
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 1600 > /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 |