SPEC® CFP2006 Result

IBM Corporation

IBM System x3100 M4
(Intel Pentium G2120, 3.10 GHz)

SPECfp®2006 = 48.8

SPECfp_base2006 = 47.9

CPU2006 license:	11	Test date:	Oct-2012
Test sponsor:	IBM Corporation	Hardware Availability:	Sep-2012
Tested by:	IBM Corporation	Software Availability:	Dec-2011

Hardware
CPU Name:	Intel Pentium G2120
CPU Characteristics:
CPU MHz:	3100
FPU:	Integrated
CPU(s) enabled:	2 cores, 1 chip, 2 cores/chip
CPU(s) orderable:	1 chip
Primary Cache:	32 KB I + 32 KB D on chip per core
Secondary Cache:	256 KB I+D on chip per core
L3 Cache:	3 MB I+D on chip per chip
Other Cache:	None
Memory:	16 GB (2 x 8 GB 2Rx8 PC3-12800E-11, ECC)
Disk Subsystem:	1 x 250 GB SATA, 7200 RPM
Other Hardware:	None

Software
Operating System:	Red Hat Enterprise Linux Server release 6.2 (Santiago) 2.6.32-220.el6.x86_64
Compiler:	C/C++: Version 12.1.0.225 of Intel C++ Studio XE for Linux; Fortran: Version 12.1.0.225 of Intel Fortran Studio XE for Linux
Auto Parallel:	Yes
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
Benchmark	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.
410.bwaves	134	102	134	101	134	102	134	102	134	101	134	102
416.gamess	608	32.2	608	32.2	607	32.2	567	34.5	566	34.6	567	34.6
433.milc	136	67.6	136	67.6	136	67.6	135	68.2	135	68.2	135	68.2
434.zeusmp	128	71.1	128	71.2	128	71.1	128	71.1	128	71.2	128	71.1
435.gromacs	258	27.7	257	27.8	258	27.7	258	27.7	257	27.8	258	27.7
436.cactusADM	154	77.8	152	78.4	151	79.1	154	77.8	152	78.4	151	79.1
437.leslie3d	164	57.2	164	57.2	164	57.4	164	57.2	164	57.2	164	57.4
444.namd	371	21.6	372	21.6	371	21.6	364	22.0	364	22.0	364	22.0
447.dealII	224	51.0	224	51.0	224	51.0	224	51.0	224	51.0	224	51.0
450.soplex	237	35.2	236	35.4	237	35.2	237	35.2	236	35.4	237	35.2
453.povray	129	41.4	129	41.3	131	40.6	110	48.2	111	48.1	108	49.1
454.calculix	218	37.8	218	37.8	219	37.7	219	37.7	219	37.7	219	37.7
459.GemsFDTD	213	49.7	214	49.6	213	49.7	215	49.4	215	49.3	215	49.4
465.tonto	270	36.5	269	36.6	295	33.3	257	38.2	258	38.2	257	38.3
470.lbm	230	59.7	230	59.8	228	60.1	230	59.7	230	59.8	228	60.1
481.wrf	173	64.6	173	64.6	173	64.6	173	64.6	173	64.6	173	64.6
482.sphinx3	438	44.5	433	45.1	432	45.1	430	45.3	431	45.2	433	45.1

Operating System Notes

 Stack size set to unlimited using "ulimit -s unlimited"

Platform Notes

 BIOS Settings:
 Turbo Mode enabled in BIOS
 C-State enabled in BIOS
 Sysinfo program /root/SPECcpu1.2/config/sysinfo.rev6800
 $Rev: 6800 $ $Date:: 2011-10-11 #$ 6f2ebdff5032aaa42e583f96b07f99d3
 running on localhost.localdomain Tue Oct 30 09:12:00 2012

 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) Pentium(R) CPU G2120 @ 3.10GHz
       1 "physical id"s (chips)
       2 "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 : 2
       siblings  : 2
       physical 0: cores 0 1
    cache size : 3072 KB

 From /proc/meminfo
    MemTotal:       16322724 kB
    HugePages_Total:       0
    Hugepagesize:       2048 kB

 /usr/bin/lsb_release -d
    Red Hat Enterprise Linux Server release 6.2 (Santiago)

 From /etc/*release* /etc/*version*
    redhat-release: Red Hat Enterprise Linux Server release 6.2 (Santiago)
    system-release: Red Hat Enterprise Linux Server release 6.2 (Santiago)
    system-release-cpe: cpe:/o:redhat:enterprise_linux:6server:ga:server

 uname -a:
    Linux localhost.localdomain 2.6.32-220.el6.x86_64 #1 SMP Wed Nov 9 08:03:13
    EST 2011 x86_64 x86_64 x86_64 GNU/Linux

 run-level 3 Oct 29 15:50

 SPEC is set to: /root/SPECcpu1.2
    Filesystem    Type    Size  Used Avail Use% Mounted on
    /dev/mapper/VolGroup-lv_root
                  ext4     50G   31G   17G  66% /

 Additional information from dmidecode:
   Memory:
    2x Micron 18JSF1G72AZ-1G6D1 8 GB 1600 MHz 2 rank

 (End of data from sysinfo program)

General Notes

Environment variables set by runspec before the start of the run:
KMP_AFFINITY = "granularity=fine,scatter"
LD_LIBRARY_PATH = "/root/SPECcpu1.2/libs/32:/root/SPECcpu1.2/libs/64"
OMP_NUM_THREADS = "2"

 Binaries compiled on a system with 1x Core i7-860 CPU + 8GB
 memory using RHEL5.5
 Transparent Huge Pages enabled with:
 echo always > /sys/kernel/mm/redhat_transparent_hugepage/enabled

Base Compiler Invocation

C benchmarks:

icc -m64

C++ benchmarks:

icpc -m64

Fortran benchmarks:

ifort -m64

Benchmarks using both Fortran and C:

icc -m64 ifort -m64

Base Portability Flags

410.bwaves:	-DSPEC_CPU_LP64
416.gamess:	-DSPEC_CPU_LP64
433.milc:	-DSPEC_CPU_LP64
434.zeusmp:	-DSPEC_CPU_LP64
435.gromacs:	-DSPEC_CPU_LP64 -nofor_main
436.cactusADM:	-DSPEC_CPU_LP64 -nofor_main
437.leslie3d:	-DSPEC_CPU_LP64
444.namd:	-DSPEC_CPU_LP64
447.dealII:	-DSPEC_CPU_LP64
450.soplex:	-DSPEC_CPU_LP64
453.povray:	-DSPEC_CPU_LP64
454.calculix:	-DSPEC_CPU_LP64 -nofor_main
459.GemsFDTD:	-DSPEC_CPU_LP64
465.tonto:	-DSPEC_CPU_LP64
470.lbm:	-DSPEC_CPU_LP64
481.wrf:	-DSPEC_CPU_LP64 -DSPEC_CPU_CASE_FLAG -DSPEC_CPU_LINUX
482.sphinx3:	-DSPEC_CPU_LP64

Peak Compiler Invocation

C benchmarks:

icc -m64

C++ benchmarks:

icpc -m64

Fortran benchmarks:

ifort -m64

Benchmarks using both Fortran and C:

icc -m64 ifort -m64

Peak Portability Flags

Same as Base Portability Flags

Peak Optimization Flags

C benchmarks:

433.milc:	-xSSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -static -auto-ilp32 -ansi-alias
470.lbm:	basepeak = yes
482.sphinx3:	-xSSE4.2 -ipo -O3 -no-prec-div -unroll2 -ansi-alias -parallel

C++ benchmarks:

444.namd:	-xSSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -fno-alias -auto-ilp32
447.dealII:	basepeak = yes
450.soplex:	basepeak = yes
453.povray:	-xSSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -unroll4 -ansi-alias

Fortran benchmarks:

410.bwaves:	basepeak = yes
416.gamess:	-xSSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -unroll2 -inline-level=0 -scalar-rep- -static
434.zeusmp:	basepeak = yes
437.leslie3d:	basepeak = yes
459.GemsFDTD:	-xSSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -unroll2 -inline-level=0 -opt-prefetch -parallel
465.tonto:	-xSSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -inline-calloc -opt-malloc-options=3 -auto -unroll4

Benchmarks using both Fortran and C:

435.gromacs:	basepeak = yes
436.cactusADM:	basepeak = yes
454.calculix:	-xSSE4.2 -ipo -O3 -no-prec-div -auto-ilp32 -ansi-alias
481.wrf:	basepeak = yes

The flags files that were used to format this result can be browsed at
http://www.spec.org/cpu2006/flags/Intel-ic12.1-official-linux64.20111122.html,
http://www.spec.org/cpu2006/flags/IBM-Platform-Flags-V1.2-IVB-A.html.

You can also download the XML flags sources by saving the following links:
http://www.spec.org/cpu2006/flags/Intel-ic12.1-official-linux64.20111122.xml,
http://www.spec.org/cpu2006/flags/IBM-Platform-Flags-V1.2-IVB-A.xml.