SPEC® CFP2006 Result

IBM Corporation

IBM System x3100 M4 (Intel Pentium G840)

SPECfp®2006 = 42.3

SPECfp_base2006 = 41.4

CPU2006 license:	11	Test date:	Nov-2011
Test sponsor:	IBM Corporation	Hardware Availability:	Oct-2011
Tested by:	IBM Corporation	Software Availability:	Aug-2011

Hardware
CPU Name:	Intel Pentium G840
CPU Characteristics:
CPU MHz:	2800
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:	8 GB (2 x 4 GB 2Rx8 PC3-10600E-9, ECC)
Disk Subsystem:	1 x 250 GB SATA, 7200 RPM
Other Hardware:	None

Software
Operating System:	Red Hat Enterprise Linux Server Release 6.1, Kernel 2.6.32-131.0.15.el6.x86_64
Compiler:	C/C++/Fortran: Version 12.1.0.225 of Intel Compiler XE Build 20110803
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	149	91.4	148	91.5	149	91.4	149	91.4	148	91.5	149	91.4
416.gamess	713	27.5	712	27.5	713	27.4	664	29.5	666	29.4	664	29.5
433.milc	165	55.8	164	55.8	165	55.8	162	56.7	162	56.7	162	56.7
434.zeusmp	161	56.6	161	56.6	160	56.7	161	56.6	161	56.6	160	56.7
435.gromacs	292	24.5	294	24.3	292	24.5	292	24.5	294	24.3	292	24.5
436.cactusADM	171	69.9	170	70.3	175	68.3	171	69.9	170	70.3	175	68.3
437.leslie3d	192	49.0	191	49.1	193	48.7	192	49.0	191	49.1	193	48.7
444.namd	426	18.8	426	18.8	426	18.8	420	19.1	420	19.1	420	19.1
447.dealII	259	44.2	259	44.1	259	44.1	259	44.2	259	44.1	259	44.1
450.soplex	270	30.9	269	31.0	270	30.9	270	30.9	269	31.0	270	30.9
453.povray	151	35.3	149	35.7	151	35.3	128	41.7	126	42.1	128	41.6
454.calculix	255	32.3	256	32.3	256	32.2	252	32.8	252	32.8	252	32.7
459.GemsFDTD	230	46.2	230	46.2	230	46.2	230	46.1	230	46.1	230	46.1
465.tonto	315	31.2	315	31.2	316	31.2	303	32.5	303	32.5	303	32.5
470.lbm	257	53.4	254	54.1	255	53.9	257	53.4	254	54.1	255	53.9
481.wrf	202	55.4	201	55.4	202	55.4	202	55.4	201	55.4	202	55.4
482.sphinx3	521	37.4	520	37.5	520	37.5	520	37.5	517	37.7	516	37.8

Platform Notes

BIOS Settings:
C-State enabled in BIOS

General Notes

Environment variables set by runspec before the start of the run:
KMP_AFFINITY = "granularity=fine,scatter"
LD_LIBRARY_PATH = "/root/SPECcpu12.1/smartheap:/root/SPECcpu12.1/ic12.1-libs/ia32/:/root/SPECcpu12.1/ic12.1-libs/intel64"
OMP_NUM_THREADS = "2"

 Binaries compiled on a system with 1x Core i7-860 CPU + 8GB memory
 using RHEL5.5 with binutils-2.17.50.0.6-14.el5
 Stack size set to unlimited using "ulimit -s unlimited"
 Transparent Huge Pages enabled with:
 echo always > /sys/kernel/mm/redhat_transparent_hugepage/enabled
 Filesystem page cache cleared with:
 echo 1>       /proc/sys/vm/drop_caches

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-linux64.html,
http://www.spec.org/cpu2006/flags/IBM-platform-linux64-revB.20111206.html.

You can also download the XML flags sources by saving the following links:
http://www.spec.org/cpu2006/flags/Intel-ic12.1-linux64.xml,
http://www.spec.org/cpu2006/flags/IBM-platform-linux64-revB.20111206.xml.