SPEC® CFP2006 Result

IBM Corporation

IBM System x3850 X5 (Intel Xeon E7-4870)

SPECfp®2006 = 55.4

SPECfp_base2006 = 51.0

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

Hardware
CPU Name:	Intel Xeon E7-4870
CPU Characteristics:	Intel Turbo Boost Technology up to 2.80 GHz
CPU MHz:	2400
FPU:	Integrated
CPU(s) enabled:	40 cores, 4 chips, 10 cores/chip, 2 threads/core
CPU(s) orderable:	1,2,3,4 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:	30 MB I+D on chip per chip
Other Cache:	None
Memory:	512 GB (64 x 8 GB 4Rx8 PC3L-8500R-7, ECC)
Disk Subsystem:	2 x 146 GB SAS, 15000 RPM, RAID 0
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	46.3	294	48.1	282	41.1	331	46.3	294	48.1	282	41.1	331
416.gamess	1119	17.5	1126	17.4	1134	17.3	843	23.2	850	23.0	845	23.2
433.milc	307	29.9	300	30.6	305	30.0	308	29.8	302	30.4	302	30.4
434.zeusmp	97.3	93.5	95.9	94.9	97.5	93.3	97.3	93.5	95.9	94.9	97.5	93.3
435.gromacs	391	18.3	388	18.4	389	18.4	365	19.5	366	19.5	368	19.4
436.cactusADM	37.5	319	37.7	317	36.3	330	37.5	319	37.7	317	36.3	330
437.leslie3d	75.7	124	60.0	157	60.4	156	75.7	124	60.0	157	60.4	156
444.namd	491	16.3	493	16.3	492	16.3	485	16.5	484	16.6	484	16.6
447.dealII	350	32.6	348	32.8	348	32.8	350	32.6	348	32.8	348	32.8
450.soplex	323	25.8	318	26.2	321	26.0	323	25.8	318	26.2	321	26.0
453.povray	218	24.5	218	24.4	217	24.6	177	30.1	169	31.5	186	28.6
454.calculix	360	22.9	359	23.0	357	23.1	302	27.3	302	27.3	302	27.3
459.GemsFDTD	110	96.7	112	95.1	108	98.3	97.6	109	103	103	107	99.4
465.tonto	515	19.1	578	17.0	576	17.1	353	27.9	354	27.8	353	27.9
470.lbm	26.6	516	29.6	464	27.4	501	26.6	516	29.6	464	27.4	501
481.wrf	360	31.0	365	30.6	379	29.5	360	31.0	365	30.6	379	29.5
482.sphinx3	472	41.3	476	41.0	477	40.9	429	45.5	429	45.4	435	44.8

Operating System Notes

 'ulimit -s unlimited' was used to set the stacksize to unlimited prior to run
 echo 1 > /proc/sys/vm/zone_reclaim_mode
 '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

 BIOS Settings:
 Turbo Boost Power Optimization set to Traditional

General Notes

 OMP_NUM_THREADS set to number of cores
 Binaries were 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/IBM-platform-linux64-revA.html,
http://www.spec.org/cpu2006/flags/Intel-ic12.0-linux64-revB.html.

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