SPEC® CFP2006 Result

IBM Corporation

IBM System x3650 M3 (Intel Xeon E5645)

SPECfp®2006 = 50.6

SPECfp_base2006 = 46.8

CPU2006 license:	11	Test date:	May-2011
Test sponsor:	IBM Corporation	Hardware Availability:	Feb-2011
Tested by:	IBM Corporation	Software Availability:	Jan-2011

Hardware
CPU Name:	Intel Xeon E5645
CPU Characteristics:	Intel Turbo Boost Technology up to 2.80 GHz
CPU MHz:	2400
FPU:	Integrated
CPU(s) enabled:	12 cores, 2 chips, 6 cores/chip, 2 threads/core
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:	12 MB I+D on chip per chip
Other Cache:	None
Memory:	96 GB (12 x 8 GB 2Rx4 PC3-10600R-9, ECC)
Disk Subsystem:	1 x 146 GB SAS, 15000 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++ and Fortran Intel 64 Compiler XE for applications running on Intel 64 Version 12.0 Update 3
Auto Parallel:	Yes
File System:	ext3
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	83.5	163	86.5	157	90.7	150	83.5	163	86.5	157	90.7	150
416.gamess	1022	19.2	1023	19.1	1153	17.0	842	23.2	844	23.2	840	23.3
433.milc	204	45.0	205	44.8	204	45.0	200	45.9	200	45.9	200	45.9
434.zeusmp	95.5	95.3	99.1	91.8	99.3	91.7	95.5	95.3	99.1	91.8	99.3	91.7
435.gromacs	388	18.4	389	18.4	388	18.4	364	19.6	364	19.6	364	19.6
436.cactusADM	50.8	235	50.2	238	68.4	175	50.8	235	50.2	238	68.4	175
437.leslie3d	101	93.0	102	92.5	96.5	97.4	101	93.0	102	92.5	96.5	97.4
444.namd	491	16.3	490	16.4	490	16.4	482	16.7	481	16.7	481	16.7
447.dealII	337	34.0	337	34.0	337	34.0	337	34.0	337	34.0	337	34.0
450.soplex	297	28.1	304	27.4	303	27.5	297	28.1	304	27.4	303	27.5
453.povray	205	26.0	205	26.0	205	26.0	162	32.8	163	32.6	162	32.9
454.calculix	329	25.1	329	25.1	330	25.0	294	28.1	295	28.0	294	28.0
459.GemsFDTD	166	64.0	170	62.3	148	71.9	135	78.6	132	80.5	132	80.4
465.tonto	430	22.9	488	20.1	488	20.2	352	27.9	352	27.9	352	28.0
470.lbm	61.0	225	55.6	247	79.8	172	61.0	225	55.6	247	79.8	172
481.wrf	271	41.2	272	41.1	267	41.8	271	41.2	272	41.1	267	41.8
482.sphinx3	458	42.6	590	33.0	460	42.3	399	48.9	417	46.7	411	47.4

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

 Turbo Mode enabled in BIOS
 Turbo Boost set to Traditional in BIOS
 Power C-State enabled in BIOS
 Data Reuse disabled in BIOS
 Demand Scrub disabled in BIOS

General Notes

 Binaries compiled on RHEL5.5
 OMP_NUM_THREADS set to number of cores

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 -B /usr/share/libhugetlbfs/ -Wl,-melf_x86_64 -Wl,-hugetlbfs-link=BDT

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 -B /usr/share/libhugetlbfs/ -Wl,-melf_x86_64 -Wl,-hugetlbfs-link=BDT
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 -B /usr/share/libhugetlbfs/ -Wl,-melf_x86_64 -Wl,-hugetlbfs-link=BDT

Benchmarks using both Fortran and C:

435.gromacs:	-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
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-ic12.0-linux64-revB.html,
http://www.spec.org/cpu2006/flags/IBM-platform-linux64-revA.20110420.html.

You can also download the XML flags sources by saving the following links:
http://www.spec.org/cpu2006/flags/Intel-ic12.0-linux64-revB.xml,
http://www.spec.org/cpu2006/flags/IBM-platform-linux64-revA.20110420.xml.