| CPU2006 license: | 11 | Test date: | Jul-2010 |
|---|---|---|---|
| Test sponsor: | IBM Corporation | Hardware Availability: | Sep-2010 |
| Tested by: | IBM Corporation | Software Availability: | Aug-2010 |
| Hardware | |
|---|---|
| CPU Name: | POWER7 |
| CPU Characteristics: | Intelligent Energy Optimization enabled, up to 3.86 GHz |
| CPU MHz: | 3556 |
| FPU: | Integrated |
| CPU(s) enabled: | 16 cores, 2 chips, 8 cores/chip, 4 threads/core |
| CPU(s) orderable: | 16 cores |
| Primary Cache: | 32 KB I + 32 KB D on chip per core |
| Secondary Cache: | 256 KB I+D on chip per core |
| L3 Cache: | 4 MB I+D on chip per core |
| Other Cache: | None |
| Memory: | 256 GB (32x8 GB) DDR3 1066 MHz |
| Disk Subsystem: | 2x146.8 GB SAS SFF 15K RPM |
| Other Hardware: | None |
| Software | |
|---|---|
| Operating System: | SUSE Linux Enterprise Server 11 SP1 (ppc64), Kernel 2.6.32.12-0.7-ppc64 |
| Compiler: | IBM XL C/C++ for Linux, V11.1 |
| Auto Parallel: | No |
| File System: | ext3 |
| System State: | Run level 3 (multi-user) |
| Base Pointers: | 32-bit |
| Peak Pointers: | 32/64-bit |
| Other Software: | -Post-Link Optimization for Linux on POWER, Version 5.5.0-3 -MicroQuill SmartHeap 9 |
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. | ||||||||||||||
| 400.perlbench | 64 | 1350 | 463 | 1348 | 464 | 1350 | 463 | 64 | 1140 | 548 | 1141 | 548 | 1141 | 548 |
| 401.bzip2 | 64 | 1367 | 452 | 1366 | 452 | 1366 | 452 | 64 | 1313 | 470 | 1318 | 469 | 1313 | 470 |
| 403.gcc | 64 | 1060 | 486 | 1066 | 483 | 1062 | 485 | 64 | 984 | 524 | 989 | 521 | 990 | 520 |
| 429.mcf | 64 | 842 | 693 | 848 | 688 | 847 | 689 | 32 | 367 | 795 | 368 | 792 | 368 | 792 |
| 445.gobmk | 64 | 1073 | 626 | 1070 | 627 | 1077 | 623 | 64 | 911 | 737 | 918 | 731 | 910 | 738 |
| 456.hmmer | 64 | 1112 | 537 | 1115 | 536 | 1115 | 536 | 64 | 669 | 892 | 663 | 900 | 673 | 887 |
| 458.sjeng | 64 | 1277 | 607 | 1269 | 610 | 1269 | 610 | 64 | 1156 | 670 | 1165 | 665 | 1158 | 669 |
| 462.libquantum | 64 | 2161 | 614 | 2169 | 611 | 2173 | 610 | 32 | 1051 | 631 | 1054 | 629 | 1057 | 627 |
| 464.h264ref | 64 | 1882 | 753 | 1938 | 731 | 1899 | 746 | 64 | 1774 | 798 | 1802 | 786 | 1772 | 799 |
| 471.omnetpp | 64 | 1709 | 234 | 1711 | 234 | 1709 | 234 | 64 | 1677 | 239 | 1671 | 239 | 1668 | 240 |
| 473.astar | 64 | 1133 | 397 | 1129 | 398 | 1131 | 397 | 64 | 1072 | 419 | 1073 | 419 | 1066 | 422 |
| 483.xalancbmk | 64 | 752 | 587 | 753 | 587 | 753 | 586 | 64 | 713 | 619 | 710 | 622 | 712 | 620 |
Peak Tuning Notes
fdpr binary optimization tool used for:
400.perlbench
with options -O4 -omullX for optimization phase,
and -imullX for instrumentation phase.
401.bzip2
with options -O4 -vrox
403.gcc
with options -O4 -nodp -rtb
429.mcf 445.gobmk 458.sjeng 473.astar
with options -O3
456.hmmer
with options -O4 -nodp -m power7
462.libquantum
with options -O4 -vrox -nodp
464.h264ref
with options -O4 -vrox -nodp -rtb
471.omnetpp
with options -O3 -lu -1 -nodp -sdp 9
483.xalancbmk
with options -O3 -m power7
Submit Notes
The config file option 'submit' was used. Benchmarks bound to a processor using numactl on the submit command.
Operating System Notes
ulimit -s (stack) set to 1048576. Large pages reserved as follows by root user: echo 3520 > /proc/sys/vm/nr_hugepages The following environment varibles were set before the runspec command: export XLFRTEOPTS=intrinthds=1 export HUGETLB_VERBOSE=0 export HUGETLB_MORECORE=yes export HUGETLB_ELFMAP=RW
Base Portability Flags
| 400.perlbench: | -DSPEC_CPU_LINUX_PPC |
| 462.libquantum: | -DSPEC_CPU_LINUX |
| 464.h264ref: | -qchars=signed |
| 483.xalancbmk: | -DSPEC_CPU_LINUX |
Base Optimization Flags
C benchmarks:
| -O5 -qarch=pwr7 -qtune=pwr7 -qalias=noansi -qalloca -lhugetlbfs |
C++ benchmarks:
| -O5 -qarch=pwr7 -qtune=pwr7 -qrtti -lsmartheap |
Peak Portability Flags
| 400.perlbench: | -DSPEC_CPU_LINUX_PPC |
| 462.libquantum: | -DSPEC_CPU_LINUX |
| 464.h264ref: | -qchars=signed |
| 483.xalancbmk: | -DSPEC_CPU_LINUX |
Peak Optimization Flags
C benchmarks:
| 400.perlbench: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qarch=pwr7 -qtune=pwr7 -qalias=noansi -qipa=level=2 -lsmartheap |
| 401.bzip2: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O3 -qarch=pwr7 -qtune=pwr7 -lhugetlbfs |
| 403.gcc: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qarch=pwr7 -qtune=pwr7 -qalloca -lhugetlbfs |
| 429.mcf: | -Wl,-q -O5 -qarch=pwr7 -qtune=pwr7 -lhugetlbfs |
| 445.gobmk: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qarch=pwr7 -qtune=pwr7 -lhugetlbfs |
| 456.hmmer: | -Wl,-q -O5 -qarch=pwr7 -qtune=pwr7 -qsimd -qassert=refalign -qipa=inline=threshold=2888 -qipa=inline=limit=11880 -lhugetlbfs |
| 458.sjeng: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qarch=pwr7 -qtune=pwr7 -lhugetlbfs |
| 462.libquantum: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qarch=pwr7 -qtune=pwr7 -q64 -lhugetlbfs |
| 464.h264ref: | Same as 458.sjeng |
C++ benchmarks:
| 471.omnetpp: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qarch=pwr7 -qtune=pwr7 -qrtti -lsmartheap |
| 473.astar: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qarch=pwr7 -qtune=pwr7 -lhugetlbfs -lsmartheap |
| 483.xalancbmk: | -Wl,-q -O5 -qarch=pwr7 -qtune=pwr7 -lsmartheap |