SPEC® CFP2006 Result

IBM Corporation

IBM Flex System x240
(Intel Xeon E5-2620, 2.00 GHz)

SPECfp®2006 = 65.4

SPECfp_base2006 = 62.2

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

Hardware
CPU Name:	Intel Xeon E5-2620
CPU Characteristics:	Intel Turbo Boost Technology up to 2.50 GHz
CPU MHz:	2000
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:	15 MB I+D on chip per chip
Other Cache:	None
Memory:	128 GB (16 x 8 GB 2Rx4 PC3-12800R-11, ECC, running at 1333 MHz)
Disk Subsystem:	1 x 300 GB SAS, 10000 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	42.6	319	43.0	316	42.4	320	42.6	319	43.0	316	42.4	320
416.gamess	868	22.6	868	22.6	870	22.5	750	26.1	746	26.2	744	26.3
433.milc	191	48.0	191	48.0	191	48.0	188	48.9	188	48.8	188	48.9
434.zeusmp	84.0	108	83.8	109	83.6	109	84.0	108	83.8	109	83.6	109
435.gromacs	295	24.2	295	24.2	296	24.1	295	24.2	295	24.2	296	24.1
436.cactusADM	32.1	372	32.3	370	31.9	374	32.1	372	32.3	370	31.9	374
437.leslie3d	70.6	133	66.2	142	73.2	128	70.6	133	66.2	142	73.2	128
444.namd	469	17.1	470	17.1	469	17.1	462	17.4	461	17.4	462	17.4
447.dealII	300	38.2	298	38.4	298	38.4	300	38.2	298	38.4	298	38.4
450.soplex	264	31.5	264	31.6	264	31.6	264	31.5	264	31.6	264	31.6
453.povray	169	31.5	168	31.6	168	31.7	143	37.2	143	37.2	143	37.1
454.calculix	288	28.7	288	28.7	293	28.2	269	30.7	268	30.8	268	30.8
459.GemsFDTD	83.5	127	83.1	128	83.3	127	69.4	153	69.4	153	69.4	153
465.tonto	392	25.1	385	25.6	385	25.6	308	32.0	310	31.8	308	32.0
470.lbm	37.4	367	37.4	367	38.2	359	37.4	367	37.4	367	38.2	359
481.wrf	189	59.1	191	58.5	191	58.4	189	59.1	191	58.5	191	58.4
482.sphinx3	364	53.6	360	54.1	364	53.5	359	54.4	359	54.3	351	55.5

Operating System Notes

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

Platform Notes

 Operating Mode set to Maximum Perfomance in BIOS
 Sysinfo program /cpu2006.1.2/config/sysinfo.rev6800
 $Rev: 6800 $ $Date:: 2011-10-11 #$ 6f2ebdff5032aaa42e583f96b07f99d3
 running on blacktip-pete Thu Apr 26 13:56:13 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 : Genuine Intel(R) CPU @ 2.00GHz
       2 "physical id"s (chips)
       24 "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 : 6
       siblings  : 12
       physical 0: cores 0 1 2 3 4 5
       physical 1: cores 0 1 2 3 4 5
    cache size : 15360 KB

 From /proc/meminfo
    MemTotal:       132137164 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 blacktip-pete 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 Apr 24 15:50

 SPEC is set to: /cpu2006.1.2
    Filesystem    Type    Size  Used Avail Use% Mounted on
    /dev/mapper/vg_blacktippete-lv_root
                  ext4    265G   96G  156G  38% /

 Additional information from dmidecode:
   Memory:
    4x Hynix HMT31GR7CFR4C-PB 8 GB 1600 MHz 2 rank
    12x Samsung M393B1K70DH0-CK0 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,compact,1,0"
LD_LIBRARY_PATH = "/cpu2006.1.2/libs/32:/cpu2006.1.2/libs/64"
OMP_NUM_THREADS = "12"

 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:	-xAVX(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:	-xAVX -ipo -O3 -no-prec-div -unroll2 -ansi-alias -parallel

C++ benchmarks:

444.namd:	-xAVX(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:	-xAVX(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:	-xAVX(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:	-xAVX(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:	-xAVX(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:	-xAVX -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-SNB-C.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-SNB-C.xml.