| CPU2006 license: | 001176 | Test date: | Jun-2014 |
|---|---|---|---|
| Test sponsor: | Supermicro | Hardware Availability: | Dec-2013 |
| Tested by: | Supermicro | Software Availability: | Sep-2013 |
| Hardware | |
|---|---|
| CPU Name: | Intel Atom C2750 |
| CPU Characteristics: | Intel Turbo Boost Technology up to 2.60 GHz |
| CPU MHz: | 2400 |
| FPU: | Integrated |
| CPU(s) enabled: | 8 cores, 1 chip, 8 cores/chip |
| CPU(s) orderable: | 1 chip |
| Primary Cache: | 32 KB I + 24 KB D on chip per core |
| Secondary Cache: | 4 MB I+D on chip per chip, 1 MB I+D shared / 2 cores |
| L3 Cache: | None |
| Other Cache: | None |
| Memory: | 32 GB (4 x 8 GB 2Rx8 EP3L-12800E-11, ECC) |
| Disk Subsystem: | 1 x 300 GB SATA II, 5000 RPM |
| Other Hardware: | None |
| Software | |
|---|---|
| Operating System: | Red Hat Enterprise Linux Server release 6.4 (Santiago) 2.6.32-358.el6.x86_64 |
| Compiler: | C/C++: Version 14.0.0.080 of Intel C++ Studio XE for Linux; Fortran: Version 14.0.0.080 of Intel Fortran Studio XE for Linux |
| Auto Parallel: | No |
| File System: | ext4 |
| System State: | Run level 3 (multi-user) |
| Base Pointers: | 64-bit |
| Peak Pointers: | 32/64-bit |
| Other Software: | None |
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 | 8 | 892 | 87.6 | 890 | 87.8 | 890 | 87.8 | 8 | 796 | 98.2 | 796 | 98.1 | 798 | 97.9 |
| 401.bzip2 | 8 | 1457 | 53.0 | 1443 | 53.5 | 1455 | 53.1 | 8 | 1419 | 54.4 | 1424 | 54.2 | 1413 | 54.6 |
| 403.gcc | 8 | 875 | 73.6 | 884 | 72.8 | 888 | 72.5 | 8 | 882 | 73.0 | 887 | 72.6 | 884 | 72.9 |
| 429.mcf | 8 | 583 | 125 | 582 | 125 | 581 | 126 | 8 | 583 | 125 | 582 | 125 | 581 | 126 |
| 445.gobmk | 8 | 993 | 84.5 | 993 | 84.5 | 994 | 84.4 | 8 | 885 | 94.8 | 885 | 94.8 | 884 | 94.9 |
| 456.hmmer | 8 | 539 | 139 | 539 | 138 | 541 | 138 | 8 | 575 | 130 | 572 | 130 | 574 | 130 |
| 458.sjeng | 8 | 1147 | 84.4 | 1147 | 84.4 | 1147 | 84.4 | 8 | 1106 | 87.5 | 1103 | 87.8 | 1105 | 87.6 |
| 462.libquantum | 8 | 312 | 531 | 312 | 532 | 313 | 530 | 8 | 312 | 531 | 312 | 532 | 313 | 530 |
| 464.h264ref | 8 | 1206 | 147 | 1206 | 147 | 1206 | 147 | 8 | 1224 | 145 | 1224 | 145 | 1222 | 145 |
| 471.omnetpp | 8 | 869 | 57.6 | 870 | 57.5 | 875 | 57.1 | 8 | 847 | 59.0 | 845 | 59.1 | 842 | 59.4 |
| 473.astar | 8 | 991 | 56.7 | 993 | 56.5 | 992 | 56.6 | 8 | 991 | 56.7 | 993 | 56.5 | 992 | 56.6 |
| 483.xalancbmk | 8 | 501 | 110 | 500 | 110 | 502 | 110 | 8 | 501 | 110 | 500 | 110 | 502 | 110 |
Submit Notes
The config file option 'submit' was used.
Operating System Notes
Stack size set to unlimited using "ulimit -s unlimited"
Platform Notes
Sysinfo program /home/cpu2006/config/sysinfo.rev6818 $Rev: 6818 $ $Date:: 2012-07-17 #$ e86d102572650a6e4d596a3cee98f191 running on localhost Tue Jun 3 02:48:30 2014 This section contains SUT (System Under Test) info as seen by some common utilities. To remove or add to this section, see: http://www.spec.org/cpu2006/Docs/config.html#sysinfo From /proc/cpuinfo model name : Intel(R) Atom(TM) CPU C2750 @ 2.40GHz 1 "physical id"s (chips) 8 "processors" cores, siblings (Caution: counting these is hw and system dependent. The following excerpts from /proc/cpuinfo might not be reliable. Use with caution.) cpu cores : 8 siblings : 8 physical 0: cores 0 1 2 3 4 5 6 7 cache size : 1024 KB From /proc/meminfo MemTotal: 32866396 kB HugePages_Total: 0 Hugepagesize: 2048 kB /usr/bin/lsb_release -d Red Hat Enterprise Linux Server release 6.4 (Santiago) From /etc/*release* /etc/*version* redhat-release: Red Hat Enterprise Linux Server release 6.4 (Santiago) system-release: Red Hat Enterprise Linux Server release 6.4 (Santiago) system-release-cpe: cpe:/o:redhat:enterprise_linux:6server:ga:server uname -a: Linux localhost 2.6.32-358.el6.x86_64 #1 SMP Tue Jan 29 11:47:41 EST 2013 x86_64 x86_64 x86_64 GNU/Linux run-level 3 Jun 3 02:47 SPEC is set to: /home/cpu2006 Filesystem Type Size Used Avail Use% Mounted on /dev/mapper/VolGroup-lv_home ext4 210G 35G 165G 18% /home Additional information from dmidecode: BIOS American Megatrends Inc. 1.0c 02/27/2014 Memory: 4x 8 GB 2x Samsung M474B1G73BH0-YK0 8 GB 1600 MHz 1 rank 2x Samsung M474B1G73BH0-YK0 8 GB 1600 MHz 2 rank (End of data from sysinfo program) System has 4x 8GB Samsung DIMMs installed. Memory info from dmidecode is displayed incorrectly. All four DIMMs should be 'Samsung M474B1G73BH0-YK0 8 GB 1600 MHz 2 rank'
General Notes
Environment variables set by runspec before the start of the run: LD_LIBRARY_PATH = "/home/cpu2006/libs/32:/home/cpu2006/libs/64:/home/cpu2006/sh" Binaries compiled on a system with 1x Core i7-860 CPU + 8GB memory using RedHat EL 6.4 Transparent Huge Pages enabled with: echo always > /sys/kernel/mm/redhat_transparent_hugepage/enabled
Base Portability Flags
| 400.perlbench: | -DSPEC_CPU_LINUX_IA32 |
| 462.libquantum: | -DSPEC_CPU_LINUX |
| 483.xalancbmk: | -DSPEC_CPU_LINUX |
Base Optimization Flags
C benchmarks:
| -xATOM_SSE4.2 -ipo -O3 -no-prec-div -opt-prefetch -opt-mem-layout-trans=3 |
C++ benchmarks:
| -xATOM_SSE4.2 -ipo -O3 -no-prec-div -opt-prefetch -opt-mem-layout-trans=3 -Wl,-z,muldefs -L/sh -lsmartheap |
Peak Compiler Invocation
C benchmarks (except as noted below):
| icc -m32 | |
| 400.perlbench: | icc -m64 |
| 401.bzip2: | icc -m64 |
| 456.hmmer: | icc -m64 |
| 458.sjeng: | icc -m64 |
C++ benchmarks:
| icpc -m32 |
Peak Portability Flags
| 400.perlbench: | -DSPEC_CPU_LP64 -DSPEC_CPU_LINUX_X64 |
| 401.bzip2: | -DSPEC_CPU_LP64 |
| 456.hmmer: | -DSPEC_CPU_LP64 |
| 458.sjeng: | -DSPEC_CPU_LP64 |
| 462.libquantum: | -DSPEC_CPU_LINUX |
| 483.xalancbmk: | -DSPEC_CPU_LINUX |
Peak Optimization Flags
C benchmarks:
| 400.perlbench: | -xATOM_SSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -auto-ilp32 |
| 401.bzip2: | -xATOM_SSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -opt-prefetch -auto-ilp32 -ansi-alias |
| 403.gcc: | -xATOM_SSE4.2 -ipo -O3 -no-prec-div |
| 429.mcf: | basepeak = yes |
| 445.gobmk: | -xATOM_SSE4.2(pass 2) -prof-gen(pass 1) -prof-use(pass 2) -ansi-alias -opt-mem-layout-trans=3 |
| 456.hmmer: | -xATOM_SSE4.2 -ipo -O3 -no-prec-div -unroll2 -auto-ilp32 |
| 458.sjeng: | -xATOM_SSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -unroll4 -auto-ilp32 |
| 462.libquantum: | basepeak = yes |
| 464.h264ref: | -xATOM_SSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -unroll2 -ansi-alias |
C++ benchmarks:
| 471.omnetpp: | -xATOM_SSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -ansi-alias -opt-ra-region-strategy=block -Wl,-z,muldefs -L/sh -lsmartheap |
| 473.astar: | basepeak = yes |
| 483.xalancbmk: | basepeak = yes |