SPEC® CFP2006 Result

IBM Corporation

IBM System x3755 (AMD Opteron 8356)

SPECfp®_rate2006 = 161

SPECfp_rate_base2006 = 145

CPU2006 license:	11	Test date:	Jun-2008
Test sponsor:	IBM Corporation	Hardware Availability:	Jul-2008
Tested by:	Advanced Micro Devices	Software Availability:	Jun-2008

Hardware
CPU Name:	AMD Opteron 8356
CPU Characteristics:
CPU MHz:	2300
FPU:	Integrated
CPU(s) enabled:	16 cores, 4 chips, 4 cores/chip
CPU(s) orderable:	1,2,3,4 chips
Primary Cache:	64 KB I + 64 KB D on chip per core
Secondary Cache:	512 KB I+D on chip per core
L3 Cache:	2 MB I+D on chip per chip
Other Cache:	None
Memory:	32 GB (16 x 2 GB, DDR2-667 CL5 Reg Dual Rank)
Disk Subsystem:	1 x 73.4 GB SAS, 15000 RPM
Other Hardware:	None

Software
Operating System:	SuSE Linux Enterprise Server 10 (x86_64) SP1, Kernel 2.6.16.46-0.12-smp
Compiler:	PGI Server Complete Version 7.2 PathScale Compiler Suite Version 3.2
Auto Parallel:	No
File System:	ReiserFS
System State:	Run level 3 (Full multiuser with network)
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	16	1920	113	1920	113	1923	113	16	1860	117	1854	117	1839	118
416.gamess	16	1392	225	1399	224	1395	225	16	1279	245	1285	244	1278	245
433.milc	16	1434	102	1436	102	1440	102	16	1409	104	1404	105	1405	105
434.zeusmp	16	909	160	915	159	912	160	16	909	160	915	159	912	160
435.gromacs	16	641	178	641	178	640	178	16	528	217	528	216	530	216
436.cactusADM	16	1130	169	1145	167	1146	167	16	1001	191	1004	190	998	192
437.leslie3d	16	1773	84.8	1776	84.7	1774	84.8	16	1633	92.1	1634	92.0	1633	92.1
444.namd	16	756	170	757	170	756	170	16	663	194	665	193	663	193
447.dealII	16	909	201	939	195	939	195	16	626	293	624	293	628	292
450.soplex	16	1384	96.4	1381	96.6	1384	96.4	16	1370	97.4	1360	98.1	1357	98.3
453.povray	16	365	233	366	233	365	233	16	316	270	317	268	316	269
454.calculix	16	581	227	582	227	582	227	16	496	266	495	267	497	266
459.GemsFDTD	16	1995	85.1	1997	85.0	1995	85.1	16	1760	96.5	1758	96.6	1757	96.6
465.tonto	16	864	182	869	181	867	182	16	750	210	750	210	751	210
470.lbm	16	2374	92.6	2374	92.6	2373	92.7	16	2294	95.9	2293	95.9	2294	95.8
481.wrf	16	1166	153	1171	153	1167	153	16	1122	159	1122	159	1119	160
482.sphinx3	16	2173	143	2181	143	2175	143	16	2113	148	2110	148	2105	148

Operating System Notes

 'numactl' was used to bind copies to the cores
 'ulimit -s unlimited' was used to set environment stack size
 'ulimit -l 2097152'  was used to set environment locked pages in memory limit
 Environment variable PGI_HUGE_PAGES set to 150
 Set vm/nr_hugepages=2400 in /etc/sysctl.conf
 mount -t hugetlbfs nodev /mnt/hugepages

Base Compiler Invocation

C benchmarks:

pgcc

C++ benchmarks:

pgcpp

Fortran benchmarks:

pgf95

Benchmarks using both Fortran and C:

pgcc pgf95

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 -Mnomain
436.cactusADM:	-DSPEC_CPU_LP64 -Mnomain
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 -Mnomain
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

Base Optimization Flags

Base Other Flags

C benchmarks:

-Mipa=jobs:4

C++ benchmarks:

-Mipa=jobs:4

Fortran benchmarks:

-Mipa=jobs:4

Benchmarks using both Fortran and C:

-Mipa=jobs:4

Peak Compiler Invocation

C benchmarks (except as noted below):

	pgcc
470.lbm:	pathcc

C++ benchmarks (except as noted below):

	pathCC
444.namd:	pgcpp

Fortran benchmarks (except as noted below):

	pgf95
416.gamess:	pathf95
459.GemsFDTD:	pathf95
465.tonto:	pathf95

Benchmarks using both Fortran and C (except as noted below):

	pgcc pgf95
436.cactusADM:	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 -Mnomain
436.cactusADM:	-DSPEC_CPU_LP64 -fno-second-underscore
437.leslie3d:	-DSPEC_CPU_LP64
444.namd:	-DSPEC_CPU_LP64
453.povray:	-DSPEC_CPU_LP64
454.calculix:	-DSPEC_CPU_LP64 -Mnomain
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 Optimization Flags

C benchmarks:

433.milc:	-fastsse -Msmartalloc=huge:150 -Msafeptr -Mfprelaxed -Mipa=inline -Mipa=arg -Mipa=const -Mipa=ptr -Mipa=shape -tp barcelona-64 -Bstatic_pgi
470.lbm:	-march=barcelona -Ofast -CG:sse_cse_regs=0 -CG:locs_shallow_depth=1 -m3dnow
482.sphinx3:	-Mpfi=indirect(pass 1) -Mpfo=indirect(pass 2) -Mipa=fast(pass 2) -Mipa=inline(pass 2) -fastsse -Mfprelaxed -Msmartalloc -tp barcelona-64 -Bstatic_pgi

C++ benchmarks:

444.namd:	-Mpfi(pass 1) -Mpfo(pass 2) -Mipa=fast(pass 2) -Mipa=inline(pass 2) -fastsse -Munroll=n:4 -Munroll=m:8 -Msmartalloc=huge:150 -Mnodepchk -Mfprelaxed --zc_eh -tp barcelona-64 -Bstatic_pgi
447.dealII:	-march=barcelona -Ofast -static -INLINE:aggressive=on -fno-exceptions -m32
450.soplex:	-march=barcelona -fb_create fbdata(pass 1) -fb_opt fbdata(pass 2) -O3 -TENV:frame_pointer=off -LNO:prefetch=1 -OPT:malloc_alg=1 -CG:load_exe=0 -m32
453.povray:	-march=barcelona -fb_create fbdata(pass 1) -fb_opt fbdata(pass 2) -Ofast

Fortran benchmarks:

410.bwaves:	-Mpfi(pass 1) -Mpfo(pass 2) -Mipa=fast(pass 2) -Mipa=inline(pass 2) -fastsse -Msmartalloc -Mprefetch=distance:12 -Mprefetch=nta -Mpre -Mfprelaxed -tp barcelona-64 -Bstatic_pgi
416.gamess:	-march=barcelona -fb_create fbdata(pass 1) -fb_opt fbdata(pass 2) -O2 -OPT:Ofast -OPT:ro=3 -OPT:unroll_size=256
434.zeusmp:	basepeak = yes
437.leslie3d:	-Mpfi=indirect(pass 1) -Mpfo=indirect(pass 2) -Mipa=fast(pass 2) -Mipa=inline(pass 2) -fastsse -Mvect=fuse -Msmartalloc=huge:150 -Mprefetch=distance:8 -Mprefetch=t0 -Mfprelaxed -tp barcelona-64 -Bstatic_pgi
459.GemsFDTD:	-march=barcelona -Ofast -LNO:fission=2 -LNO:simd=2 -LNO:prefetch_ahead=1 -CG:load_exe=0
465.tonto:	-march=barcelona -Ofast -OPT:alias=no_f90_pointer_alias -LNO:blocking=off -CG:load_exe=1 -IPA:plimit=525

Benchmarks using both Fortran and C:

435.gromacs:	-fastsse -Msmartalloc=huge:150 -Mfprelaxed -Mfpapprox=rsqrt -Mipa=fast -Mipa=inline -tp barcelona-64 -Bstatic_pgi
436.cactusADM:	-march=barcelona -fb_create fbdata(pass 1) -fb_opt fbdata(pass 2) -Ofast -LNO:blocking=off
454.calculix:	-Mpfi=indirect(pass 1) -Mpfo=indirect(pass 2) -Mipa=fast(pass 2) -Mipa=inline(pass 2) -fastsse -Msmartalloc=huge:150 -Mprefetch=t0 -Mpre -Mfprelaxed -tp barcelona-64 -Bstatic_pgi
481.wrf:	-fastsse -Mvect=noaltcode -Msmartalloc -Mprefetch=distance:8 -Mfprelaxed -tp barcelona-64 -Bstatic_pgi

Peak Other Flags

C benchmarks (except as noted below):

	-Mipa=jobs:4(pass 2)
470.lbm:	No flags used

C++ benchmarks:

444.namd:

-Mipa=jobs:4(pass 2)

Fortran benchmarks (except as noted below):

	-Mipa=jobs:4(pass 2)
416.gamess:	No flags used
459.GemsFDTD:	No flags used
465.tonto:	No flags used

Benchmarks using both Fortran and C (except as noted below):

	-Mipa=jobs:4(pass 2)
436.cactusADM:	No flags used
481.wrf:	No flags used

The flags file that was used to format this result can be browsed at
http://www.spec.org/cpu2006/flags/amd421GH-flags.html.

You can also download the XML flags source by saving the following link:
http://www.spec.org/cpu2006/flags/amd421GH-flags.xml.