SPEC® CFP2006 Result

IBM Corporation

IBM System x3620 M3 (Intel Xeon X5660)

SPECfp®2006 = 58.2

SPECfp_base2006 = 54.6

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

Hardware
CPU Name:	Intel Xeon X5660
CPU Characteristics:	Intel Turbo Boost Technology up to 3.20 GHz
CPU MHz:	2800
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	77.7	175	76.1	179	83.5	163	77.7	175	76.1	179
416.gamess	881	22.2	864	22.7	858	22.8	735	26.6	736	26.6	736	26.6
433.milc	178	51.6	178	51.6	178	51.6	174	52.8	174	52.6	174	52.7
434.zeusmp	81.5	112	81.5	112	82.3	111	81.5	112	81.5	112	82.3	111
435.gromacs	339	21.1	338	21.1	338	21.1	317	22.5	317	22.5	317	22.5
436.cactusADM	51.3	233	45.1	265	47.0	255	51.3	233	45.1	265	47.0	255
437.leslie3d	83.4	113	90.8	103	97.0	96.9	83.4	113	90.8	103	97.0	96.9
444.namd	429	18.7	429	18.7	429	18.7	421	19.0	421	19.0	421	19.0
447.dealII	293	39.1	293	39.1	293	39.0	293	39.1	293	39.1	293	39.0
450.soplex	257	32.5	257	32.5	257	32.5	257	32.5	257	32.5	257	32.5
453.povray	178	29.8	179	29.7	179	29.7	142	37.6	141	37.6	141	37.7
454.calculix	287	28.8	288	28.7	287	28.8	256	32.2	256	32.2	256	32.3
459.GemsFDTD	142	74.6	120	88.1	125	85.1	115	92.5	112	94.9	119	89.0
465.tonto	405	24.3	404	24.4	405	24.3	306	32.1	307	32.1	307	32.0
470.lbm	47.6	288	53.2	258	59.6	230	47.6	288	53.2	258	59.6	230
481.wrf	234	47.7	229	48.8	236	47.4	234	47.7	229	48.8	236	47.4
482.sphinx3	379	51.4	376	51.9	379	51.4	340	57.3	340	57.3	340	57.3

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

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

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.