| CPU2006 license: | 11 | Test date: | Apr-2011 |
|---|---|---|---|
| Test sponsor: | IBM Corporation | Hardware Availability: | May-2011 |
| Tested by: | IBM Corporation | Software Availability: | Jan-2011 |
| Hardware | |
|---|---|
| CPU Name: | Intel Xeon E7-8837 |
| CPU Characteristics: | Intel Turbo Boost Technology up to 2.80 GHz |
| CPU MHz: | 2667 |
| FPU: | Integrated |
| CPU(s) enabled: | 16 cores, 2 chips, 8 cores/chip |
| CPU(s) orderable: | 1,2 chips |
| Primary Cache: | 32 KB I + 32 KB D on chip per core |
| Secondary Cache: | 256 KB I+D on chip per core |
| L3 Cache: | 24 MB I+D on chip per chip |
| Other Cache: | None |
| Memory: | 256 GB (32 x 8 GB 4Rx8 PC3-8500R-7, ECC) |
| Disk Subsystem: | 1 x 300 GB SAS, 10000 RPM |
| Other Hardware: | None |
| Software | |
|---|---|
| Operating System: | SUSE Linux Enterprise Server 11 SP1 (x86_64), Kernel 2.6.32.12-0.7-default |
| Compiler: | Intel C++ Intel 64 Compiler XE for applications running on Intel 64 Version 12.0.1.116 Build 20101116 |
| Auto Parallel: | Yes |
| File System: | ext3 |
| System State: | Run level 3 (multi-user) |
| Base Pointers: | 32/64-bit |
| Peak Pointers: | 32/64-bit |
| Other Software: | Microquill SmartHeap V9.01 |
Results Table
| Benchmark | Base | Peak | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Seconds | Ratio | Seconds | Ratio | Seconds | Ratio | 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 | 441 | 22.2 | 441 | 22.2 | 442 | 22.1 | 391 | 25.0 | 392 | 24.9 | 391 | 25.0 |
| 401.bzip2 | 598 | 16.1 | 598 | 16.1 | 593 | 16.3 | 566 | 17.0 | 566 | 17.0 | 567 | 17.0 |
| 403.gcc | 371 | 21.7 | 371 | 21.7 | 372 | 21.6 | 358 | 22.5 | 358 | 22.5 | 358 | 22.5 |
| 429.mcf | 262 | 34.9 | 265 | 34.4 | 262 | 34.8 | 262 | 34.9 | 265 | 34.4 | 262 | 34.8 |
| 445.gobmk | 495 | 21.2 | 495 | 21.2 | 496 | 21.2 | 491 | 21.4 | 491 | 21.4 | 496 | 21.2 |
| 456.hmmer | 234 | 39.9 | 234 | 39.9 | 234 | 39.9 | 231 | 40.5 | 230 | 40.6 | 230 | 40.5 |
| 458.sjeng | 561 | 21.6 | 561 | 21.6 | 557 | 21.7 | 561 | 21.6 | 561 | 21.6 | 557 | 21.7 |
| 462.libquantum | 27.3 | 758 | 27.3 | 758 | 27.3 | 758 | 27.3 | 758 | 27.3 | 758 | 27.3 | 758 |
| 464.h264ref | 677 | 32.7 | 672 | 32.9 | 673 | 32.9 | 642 | 34.5 | 641 | 34.5 | 642 | 34.5 |
| 471.omnetpp | 288 | 21.7 | 290 | 21.5 | 363 | 17.2 | 229 | 27.3 | 231 | 27.1 | 214 | 29.2 |
| 473.astar | 339 | 20.7 | 337 | 20.8 | 340 | 20.7 | 339 | 20.7 | 337 | 20.8 | 340 | 20.7 |
| 483.xalancbmk | 217 | 31.9 | 216 | 31.9 | 215 | 32.1 | 217 | 31.9 | 216 | 31.9 | 215 | 32.1 |
Operating System Notes
'ulimit -s unlimited' was used to set the stacksize to unlimited 'nodev /mnt/hugepages hugetlbfs defaults 0 0' added to /etc/fstab echo 900 > /proc/sys/vm/nr_hugepages export HUGETLB_MORECORE=yes export LD_PRELOAD=/usr/lib64/libhugetlbfs.so
Platform Notes
Load Default BIOS Settings and then change the following Turbo Boost Power Optimization set to Traditional
General Notes
OMP_NUM_THREADS set to number of cores Binaries compiled on RHEL 5.5
Base Portability Flags
| 400.perlbench: | -DSPEC_CPU_LP64 -DSPEC_CPU_LINUX_X64 |
| 401.bzip2: | -DSPEC_CPU_LP64 |
| 403.gcc: | -DSPEC_CPU_LP64 |
| 429.mcf: | -DSPEC_CPU_LP64 |
| 445.gobmk: | -DSPEC_CPU_LP64 |
| 456.hmmer: | -DSPEC_CPU_LP64 |
| 458.sjeng: | -DSPEC_CPU_LP64 |
| 462.libquantum: | -DSPEC_CPU_LP64 -DSPEC_CPU_LINUX |
| 464.h264ref: | -DSPEC_CPU_LP64 |
| 471.omnetpp: | -DSPEC_CPU_LP64 |
| 473.astar: | -DSPEC_CPU_LP64 |
| 483.xalancbmk: | -DSPEC_CPU_LP64 -DSPEC_CPU_LINUX |
Base Optimization Flags
C benchmarks:
| -xSSE4.2 -ipo -O3 -no-prec-div -parallel -opt-prefetch -auto-p32 -B /usr/share/libhugetlbfs/ -Wl,-melf_x86_64 -Wl,-hugetlbfs-link=BDT |
C++ benchmarks:
| -xSSE4.2 -ipo -O3 -no-prec-div -opt-prefetch -Wl,-z,muldefs -L/smartheap -lsmartheap64 -B /usr/share/libhugetlbfs/ -Wl,-melf_x86_64 -Wl,-hugetlbfs-link=BDT |
Peak Compiler Invocation
C benchmarks (except as noted below):
| icc -m64 | |
| 400.perlbench: | icc -m32 |
| 445.gobmk: | icc -m32 |
| 464.h264ref: | icc -m32 |
C++ benchmarks (except as noted below):
| icpc -m64 | |
| 471.omnetpp: | icpc -m32 |
Peak Portability Flags
| 400.perlbench: | -DSPEC_CPU_LINUX_IA32 |
| 401.bzip2: | -DSPEC_CPU_LP64 |
| 403.gcc: | -DSPEC_CPU_LP64 |
| 429.mcf: | -DSPEC_CPU_LP64 |
| 456.hmmer: | -DSPEC_CPU_LP64 |
| 458.sjeng: | -DSPEC_CPU_LP64 |
| 462.libquantum: | -DSPEC_CPU_LP64 -DSPEC_CPU_LINUX |
| 473.astar: | -DSPEC_CPU_LP64 |
| 483.xalancbmk: | -DSPEC_CPU_LP64 -DSPEC_CPU_LINUX |
Peak Optimization Flags
C benchmarks:
C++ benchmarks:
| 471.omnetpp: | -xSSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -opt-ra-region-strategy=block -ansi-alias -Wl,-z,muldefs -L/smartheap -lsmartheap -B /usr/share/libhugetlbfs/ -Wl,-hugetlbfs-link=BDT |
| 473.astar: | basepeak = yes |
| 483.xalancbmk: | basepeak = yes |