| 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: | 128 GB (16x8 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 | 1357 | 461 | 1412 | 443 | 1370 | 457 | 64 | 1201 | 521 | 1197 | 522 | 1148 | 545 |
| 401.bzip2 | 64 | 1364 | 453 | 1364 | 453 | 1367 | 452 | 64 | 1339 | 461 | 1321 | 468 | 1316 | 469 |
| 403.gcc | 64 | 1064 | 484 | 1070 | 482 | 1068 | 482 | 64 | 993 | 519 | 1004 | 513 | 990 | 520 |
| 429.mcf | 64 | 848 | 689 | 847 | 689 | 849 | 687 | 32 | 369 | 790 | 369 | 791 | 369 | 792 |
| 445.gobmk | 64 | 1074 | 625 | 1071 | 627 | 1071 | 627 | 64 | 910 | 738 | 907 | 740 | 912 | 736 |
| 456.hmmer | 64 | 1117 | 535 | 1114 | 536 | 1114 | 536 | 64 | 658 | 907 | 665 | 898 | 663 | 901 |
| 458.sjeng | 64 | 1277 | 606 | 1276 | 607 | 1274 | 608 | 64 | 1162 | 666 | 1161 | 667 | 1168 | 663 |
| 462.libquantum | 64 | 2178 | 609 | 2171 | 611 | 2172 | 610 | 32 | 1058 | 627 | 1050 | 631 | 1055 | 628 |
| 464.h264ref | 64 | 1930 | 734 | 1890 | 749 | 1868 | 758 | 64 | 1728 | 820 | 1749 | 810 | 1749 | 810 |
| 471.omnetpp | 64 | 1701 | 235 | 1696 | 236 | 1696 | 236 | 64 | 1666 | 240 | 1668 | 240 | 1667 | 240 |
| 473.astar | 64 | 1131 | 397 | 1130 | 397 | 1131 | 397 | 64 | 1066 | 422 | 1079 | 416 | 1062 | 423 |
| 483.xalancbmk | 64 | 757 | 583 | 764 | 578 | 756 | 584 | 64 | 724 | 610 | 735 | 601 | 720 | 614 |
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 |