| CPU2006 license: | 55 | Test date: | May-2011 |
|---|---|---|---|
| Test sponsor: | Dell Inc. | Hardware Availability: | Apr-2011 |
| Tested by: | Dell Inc. | Software Availability: | Jan-2011 |
| Hardware | |
|---|---|
| CPU Name: | Intel Xeon E7-4807 |
| CPU Characteristics: | |
| CPU MHz: | 1867 |
| FPU: | Integrated |
| CPU(s) enabled: | 12 cores, 2 chips, 6 cores/chip |
| CPU(s) orderable: | 2,4 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: | 18 MB I+D on chip per chip |
| Other Cache: | None |
| Memory: | 256 GB (32 x 8 GB 4Rx8 PC3L-8500R-7, ECC, running at 800 MHz) |
| Disk Subsystem: | 1 x 146 GB 15000 RPM SAS |
| 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 | 665 | 14.7 | 659 | 14.8 | 662 | 14.8 | 584 | 16.7 | 582 | 16.8 | 583 | 16.7 |
| 401.bzip2 | 882 | 10.9 | 883 | 10.9 | 884 | 10.9 | 841 | 11.5 | 840 | 11.5 | 841 | 11.5 |
| 403.gcc | 565 | 14.2 | 565 | 14.3 | 562 | 14.3 | 541 | 14.9 | 540 | 14.9 | 548 | 14.7 |
| 429.mcf | 393 | 23.2 | 369 | 24.7 | 401 | 22.8 | 380 | 24.0 | 333 | 27.4 | 333 | 27.4 |
| 445.gobmk | 759 | 13.8 | 759 | 13.8 | 761 | 13.8 | 741 | 14.2 | 740 | 14.2 | 741 | 14.1 |
| 456.hmmer | 351 | 26.6 | 351 | 26.6 | 351 | 26.6 | 345 | 27.0 | 345 | 27.0 | 346 | 27.0 |
| 458.sjeng | 840 | 14.4 | 839 | 14.4 | 839 | 14.4 | 843 | 14.3 | 818 | 14.8 | 817 | 14.8 |
| 462.libquantum | 33.8 | 613 | 34.0 | 610 | 32.8 | 632 | 33.8 | 613 | 34.0 | 610 | 32.8 | 632 |
| 464.h264ref | 1005 | 22.0 | 1008 | 22.0 | 1009 | 21.9 | 964 | 23.0 | 964 | 23.0 | 962 | 23.0 |
| 471.omnetpp | 624 | 10.0 | 628 | 9.96 | 570 | 11.0 | 392 | 15.9 | 424 | 14.7 | 445 | 14.1 |
| 473.astar | 507 | 13.8 | 509 | 13.8 | 508 | 13.8 | 507 | 13.8 | 509 | 13.8 | 508 | 13.8 |
| 483.xalancbmk | 321 | 21.5 | 319 | 21.6 | 318 | 21.7 | 321 | 21.5 | 319 | 21.6 | 318 | 21.7 |
Operating System Notes
'ulimit -s unlimited' was used to set the stacksize to unlimited prior to run 'mount -t hugetlbfs nodev /mnt/hugepages' was used to enable large pages echo 900> /proc/sys/vm/nr_hugepages export HUGETLB_MORECORE=yes export LD_PRELOAD=/usr/lib64/libhugetlbfs.so
Platform Notes
BIOS Settings: Power Management = Maximum Performance (Default = Active Power Controller) Logical Processor = Disabled (Default = Enabled)
General Notes
OMP_NUM_THREADS set to number of cores Binaries were compiled on RHEL5.5
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 |
| 429.mcf: | 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 |
| 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 |