SPEC® CFP2006 Result

IBM Corporation

IBM System x3655 (AMD Opteron 2220)

SPECfp®_rate2006 = 48.1

SPECfp_rate_base2006 = 45.7

CPU2006 license:	11	Test date:	Jul-2007
Test sponsor:	IBM Corporation	Hardware Availability:	Jan-2007
Tested by:	IBM Corporation	Software Availability:	Mar-2007

Hardware
CPU Name:	AMD Opteron 2220
CPU Characteristics:
CPU MHz:	2800
FPU:	Integrated
CPU(s) enabled:	4 cores, 2 chips, 2 cores/chip
CPU(s) orderable:	1, 2 chips
Primary Cache:	64 KB I + 64 KB D on chip per core
Secondary Cache:	1 MB I+D on chip per core
L3 Cache:	None
Other Cache:	None
Memory:	16 GB (8 x 2GB DDR2-5300 ECC)
Disk Subsystem:	1 x 36 GB SAS, 10000 RPM
Other Hardware:	None

Software
Operating System:	SLES 10 (x86_64), 2.6.16.21-0.8-smp
Compiler:	QLogic PathScale Compiler Suite, Release 3.0
Auto Parallel:	No
File System:	ext3
System State:	Multi-user, run level 3
Base Pointers:	64-bit
Peak Pointers:	32/64-bit
Other Software:	None

Results Table

Benchmark	Base							Peak
Benchmark	Copies	Seconds	Ratio	Seconds	Ratio	Seconds	Ratio	Copies	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	4	911	59.7	911	59.6	917	59.3	4	905	60.0	898	60.5	902	60.3
416.gamess	4	1385	56.6	1390	56.4	1386	56.5	4	1224	64.0	1223	64.0	1226	63.9
433.milc	4	1024	35.9	1022	35.9	1022	35.9	4	1025	35.8	1025	35.8	1027	35.8
434.zeusmp	4	828	44.0	831	43.8	835	43.6	4	832	43.7	825	44.1	827	44.0
435.gromacs	4	578	49.4	578	49.4	578	49.4	4	511	55.9	511	55.9	511	55.9
436.cactusADM	4	987	48.4	1008	47.4	994	48.1	4	942	50.7	932	51.3	943	50.7
437.leslie3d	4	1023	36.7	1022	36.8	1026	36.6	4	1023	36.7	1022	36.8	1026	36.6
444.namd	4	657	48.8	657	48.8	660	48.6	4	619	51.8	620	51.8	620	51.8
447.dealII	4	652	70.1	654	69.9	653	70.0	4	562	81.5	560	81.6	562	81.5
450.soplex	4	1027	32.5	1029	32.4	1024	32.6	4	907	36.8	904	36.9	903	36.9
453.povray	4	328	64.8	328	64.9	328	64.9	4	298	71.4	298	71.4	298	71.4
454.calculix	4	1113	29.6	1114	29.6	1114	29.6	4	1030	32.0	1030	32.0	1030	32.0
459.GemsFDTD	4	1302	32.6	1317	32.2	1313	32.3	4	1286	33.0	1274	33.3	1266	33.5
465.tonto	4	689	57.1	692	56.9	694	56.7	4	689	57.1	692	56.9	694	56.7
470.lbm	4	1619	33.9	1601	34.3	1600	34.4	4	1619	33.9	1601	34.3	1600	34.4
481.wrf	4	829	53.9	839	53.3	841	53.1	4	829	53.9	839	53.3	841	53.1
482.sphinx3	4	1549	50.3	1549	50.3	1554	50.2	4	1549	50.3	1549	50.3	1554	50.2

General Notes

 taskset utility used to bind CPU(s) to processes
DSPEC_CPU_TABLE_WORKAROUND was used for portability when compiling 447.dealII
due to compilation being performed on SLES 9 SP3

Base Compiler Invocation

C benchmarks:

pathcc

C++ benchmarks:

pathCC

Fortran benchmarks:

pathf95

Benchmarks using both Fortran and C:

pathcc pathf95

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
436.cactusADM:	-DSPEC_CPU_LP64 -fno-second-underscore
437.leslie3d:	-DSPEC_CPU_LP64
444.namd:	-DSPEC_CPU_LP64
447.dealII:	-DSPEC_CPU_LP64 -DSPEC_CPU_TABLE_WORKAROUND
450.soplex:	-DSPEC_CPU_LP64
453.povray:	-DSPEC_CPU_LP64
454.calculix:	-DSPEC_CPU_LP64
459.GemsFDTD:	-DSPEC_CPU_LP64
465.tonto:	-DSPEC_CPU_LP64
470.lbm:	-DSPEC_CPU_LP64
481.wrf:	-DSPEC_CPU_LP64 -DSPEC_CPU_LINUX -fno-second-underscore
482.sphinx3:	-DSPEC_CPU_LP64

Base Optimization Flags

C benchmarks:

-Ofast

C++ benchmarks:

-Ofast

Fortran benchmarks:

-Ofast -OPT:malloc_alg=1

Benchmarks using both Fortran and C:

-Ofast -OPT:malloc_alg=1

Base Other Flags

Peak Compiler Invocation

C benchmarks:

pathcc

C++ benchmarks:

pathCC

Fortran benchmarks:

pathf95

Benchmarks using both Fortran and C:

pathcc pathf95

Peak 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
436.cactusADM:	-DSPEC_CPU_LP64 -fno-second-underscore
437.leslie3d:	-DSPEC_CPU_LP64
444.namd:	-DSPEC_CPU_LP64
447.dealII:	-DSPEC_CPU_TABLE_WORKAROUND
453.povray:	-DSPEC_CPU_LP64
454.calculix:	-DSPEC_CPU_LP64
459.GemsFDTD:	-DSPEC_CPU_LP64
465.tonto:	-DSPEC_CPU_LP64
470.lbm:	-DSPEC_CPU_LP64
481.wrf:	-DSPEC_CPU_LP64 -DSPEC_CPU_LINUX -fno-second-underscore
482.sphinx3:	-DSPEC_CPU_LP64

Peak Optimization Flags

C benchmarks:

433.milc:	-Ofast -CG:cflow=off -LNO:prefetch=1 -OPT:malloc_alg=1
470.lbm:	basepeak = yes
482.sphinx3:	basepeak = yes

C++ benchmarks:

444.namd:	-fb_create fbdata(pass 1) -fb_opt fbdata(pass 2) -Ofast -fno-exceptions
447.dealII:	-Ofast -INLINE:aggressive=on -LNO:opt=0 -OPT:alias=disjoint -m32 -fno-exceptions
450.soplex:	-fb_create fbdata(pass 1) -fb_opt fbdata(pass 2) -m32 -O3 -OPT:IEEE_arith=3 -CG:load_exe=0 -CG:movnti=1 -LNO:minvariant=off -LNO:prefetch=1 -fno-exceptions
453.povray:	-fb_create fbdata(pass 1) -fb_opt fbdata(pass 2) -Ofast -fno-fast-math

Fortran benchmarks:

410.bwaves:	-fb_create fbdata(pass 1) -fb_opt fbdata(pass 2) -O3 -OPT:Ofast -OPT:IEEE_arith=3 -LNO:blocking=off -LNO:ignore_feedback=off
416.gamess:	-fb_create fbdata(pass 1) -fb_opt fbdata(pass 2) -O2 -OPT:Ofast -OPT:ro=3 -OPT:unroll_size=256
434.zeusmp:	-Ofast -CG:local_fwd_sched=on -LNO:blocking=off -LNO:interchange=off -LNO:fu=10 -LNO:full_unroll_outer=on
437.leslie3d:	basepeak = yes
459.GemsFDTD:	-Ofast -LNO:fission=2 -LNO:prefetch=0
465.tonto:	basepeak = yes

Benchmarks using both Fortran and C:

435.gromacs:	-O3 -OPT:rsqrt=2 -OPT:ro=3
436.cactusADM:	-fb_create fbdata(pass 1) -fb_opt fbdata(pass 2) -O3 -LNO:prefetch=3 -LNO:prefetch_ahead=5 -LNO:ou_prod_max=10 -LNO:full_unroll=5 -ipa
454.calculix:	-Ofast -LNO:simd=0 -WOPT:mem_opnds=on
481.wrf:	basepeak = yes

Peak Other Flags

C benchmarks:

-IPA:max_jobs=2

C++ benchmarks:

-IPA:max_jobs=2

Fortran benchmarks:

-IPA:max_jobs=2

Benchmarks using both Fortran and C:

-IPA:max_jobs=2

The flags file that was used to format this result can be browsed at
http://www.spec.org/cpu2006/flags/CPU2006_flags.20090714.13.html.

You can also download the XML flags source by saving the following link:
http://www.spec.org/cpu2006/flags/CPU2006_flags.20090714.13.xml.