SPEC® CPU2017 Floating Point Speed Result

Copyright 2017-2018 Standard Performance Evaluation Corporation

Dell Inc.

PowerEdge R740xd (Intel Xeon Gold 6126, 2.60GHz)

SPECspeed2017_fp_base = 95.20

SPECspeed2017_fp_peak = 96.40

CPU2017 License: 55 Test Date: Feb-2018
Test Sponsor: Dell Inc. Hardware Availability: Sep-2017
Tested by: Dell Inc. Software Availability: Feb-2018

Benchmark result graphs are available in the PDF report.

Hardware
CPU Name: Intel Xeon Gold 6126
  Max MHz.: 3700
  Nominal: 2600
Enabled: 24 cores, 2 chips
Orderable: 1,2 chips
Cache L1: 32 KB I + 32 KB D on chip per core
  L2: 1 MB I+D on chip per core
  L3: 19.25 MB I+D on chip per chip
  Other: None
Memory: 384 GB (24 x 16 GB 2Rx8 PC4-2666V-R)
Storage: 480 GB SATA SSD
Other: None
Software
OS: SUSE Linux Enterprise Server 12 SP2
4.4.114-94.11-default
Compiler: C/C++: Version 18.0.0.128 of Intel C/C++
Compiler for Linux;
Fortran: Version 18.0.0.128 of Intel Fortran
Compiler for Linux
Parallel: Yes
Firmware: Version 1.3.7 released Feb-2018
File System: xfs
System State: Run level 3 (multi-user)
Base Pointers: 64-bit
Peak Pointers: 64-bit
Other: None

Results Table

Benchmark Base Peak
Threads Seconds Ratio Seconds Ratio Seconds Ratio Threads Seconds Ratio Seconds Ratio Seconds Ratio
SPECspeed2017_fp_base 95.20
SPECspeed2017_fp_peak 96.40
Results appear in the order in which they were run. Bold underlined text indicates a median measurement.
603.bwaves_s 24 134 4420 134 4410 133 4430 24 133 4420 134 4410 134 4420
607.cactuBSSN_s 24 144 1160 144 1160 144 1150 24 143 1160 143 1170 142 1170
619.lbm_s 24 126 41.5 126 41.7 126 41.6 24 126 41.7 126 41.6 126 41.6
621.wrf_s 24 173 76.5 170 77.6 170 77.9 24 162 81.4 162 81.9 162 81.5
627.cam4_s 24 148 60.0 147 60.3 147 60.3 24 147 60.2 147 60.2 148 60.1
628.pop2_s 24 189 63.0 192 61.9 193 61.5 24 190 62.4 188 63.2 188 63.3
638.imagick_s 24 176 82.1 184 78.3 176 82.1 24 175 82.4 176 81.9 176 81.9
644.nab_s 24 118 1480 118 1480 118 1480 24 118 1480 118 1480 118 1480
649.fotonik3d_s 24 117 77.8 115 79.1 116 78.4 24 116 78.7 116 78.8 116 78.5
654.roms_s 24 151 1040 150 1050 150 1050 24 145 1080 144 1090 144 1090

Operating System Notes

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

General Notes

Environment variables set by runcpu before the start of the run:
KMP_AFFINITY = "granularity=fine,compact"
LD_LIBRARY_PATH = "/home/cpu2017rev5/cpu2017/lib/ia32:/home/cpu2017rev5/cpu2017/lib/intel64:
/home/cpu2017rev5/cpu2017/je5.0.1-32:/home/cpu2017rev5/cpu2017/je5.0.1-64"
OMP_STACKSIZE = "192M"
 Binaries compiled on a system with 1x Intel Core i7-4790 CPU + 32GB RAM
 memory using Redhat Enterprise Linux 7.4
 Yes: The test sponsor attests, as of date of publication, that CVE-2017-5754 (Meltdown)
 is mitigated in the system as tested and documented.
 Yes: The test sponsor attests, as of date of publication, that CVE-2017-5753 (Spectre variant 1)
 is mitigated in the system as tested and documented.
 Yes: The test sponsor attests, as of date of publication, that CVE-2017-5715 (Spectre variant 2)
 is mitigated in the system as tested and documented.
 Transparent Huge Pages enabled by default
 Prior to runcpu invocation
 Filesystem page cache synced and cleared with:
 sync; echo 3>       /proc/sys/vm/drop_caches

Platform Notes

 BIOS settings:
 Sub NUMA Cluster disabled
 Virtualization Technology disabled
 System Profile set to Custom
 CPU Performance set to Maximum Performance
 C States set to Autonomous
 C1E disabled
 Uncore Frequency set to Dynamic
 Energy Efficiency Policy set to Performance
 Memory Patrol Scrub disabled
 Logical Processor disabled
 CPU Interconnect Bus Link Power Management disabled
 PCI ASPM L1 Link Power Management disabled
 Sysinfo program /home/cpu2017rev5/cpu2017/bin/sysinfo
 Rev: r5797 of 2017-06-14 96c45e4568ad54c135fd618bcc091c0f
 running on linux-bgfp Mon Feb 19 17:34:39 2018

 SUT (System Under Test) info as seen by some common utilities.
 For more information on this section, see
    https://www.spec.org/cpu2017/Docs/config.html#sysinfo

 From /proc/cpuinfo
    model name : Intel(R) Xeon(R) Gold 6126 CPU @ 2.60GHz
       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 : 12
       siblings  : 12
       physical 0: cores 0 1 3 4 5 6 8 9 10 11 12 13
       physical 1: cores 1 2 3 4 5 6 8 9 10 11 12 13

 From lscpu:
      Architecture:          x86_64
      CPU op-mode(s):        32-bit, 64-bit
      Byte Order:            Little Endian
      CPU(s):                24
      On-line CPU(s) list:   0-23
      Thread(s) per core:    1
      Core(s) per socket:    12
      Socket(s):             2
      NUMA node(s):          2
      Vendor ID:             GenuineIntel
      CPU family:            6
      Model:                 85
      Model name:            Intel(R) Xeon(R) Gold 6126 CPU @ 2.60GHz
      Stepping:              4
      CPU MHz:               2593.908
      BogoMIPS:              5187.81
      Virtualization:        VT-x
      L1d cache:             32K
      L1i cache:             32K
      L2 cache:              1024K
      L3 cache:              19712K
      NUMA node0 CPU(s):     0,2,4,6,8,10,12,14,16,18,20,22
      NUMA node1 CPU(s):     1,3,5,7,9,11,13,15,17,19,21,23
      Flags:                 fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov
      pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp
      lm constant_tsc art arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc
      aperfmperf eagerfpu pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg
      fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes
      xsave avx f16c rdrand lahf_lm abm 3dnowprefetch ida arat epb invpcid_single pln pts
      dtherm intel_pt rsb_ctxsw spec_ctrl retpoline kaiser tpr_shadow vnmi flexpriority
      ept vpid fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm cqm mpx
      avx512f avx512dq rdseed adx smap clflushopt clwb avx512cd avx512bw avx512vl xsaveopt
      xsavec xgetbv1 cqm_llc cqm_occup_llc pku ospke

 /proc/cpuinfo cache data
    cache size : 19712 KB

 From numactl --hardware  WARNING: a numactl 'node' might or might not correspond to a
 physical chip.
   available: 2 nodes (0-1)
   node 0 cpus: 0 2 4 6 8 10 12 14 16 18 20 22
   node 0 size: 191989 MB
   node 0 free: 185360 MB
   node 1 cpus: 1 3 5 7 9 11 13 15 17 19 21 23
   node 1 size: 193517 MB
   node 1 free: 191625 MB
   node distances:
   node   0   1
     0:  10  21
     1:  21  10

 From /proc/meminfo
    MemTotal:       394758972 kB
    HugePages_Total:       0
    Hugepagesize:       2048 kB

 /usr/bin/lsb_release -d
    SUSE Linux Enterprise Server 12 SP2

 From /etc/*release* /etc/*version*
    SuSE-release:
       SUSE Linux Enterprise Server 12 (x86_64)
       VERSION = 12
       PATCHLEVEL = 2
       # This file is deprecated and will be removed in a future service pack or release.
       # Please check /etc/os-release for details about this release.
    os-release:
       NAME="SLES"
       VERSION="12-SP2"
       VERSION_ID="12.2"
       PRETTY_NAME="SUSE Linux Enterprise Server 12 SP2"
       ID="sles"
       ANSI_COLOR="0;32"
       CPE_NAME="cpe:/o:suse:sles:12:sp2"

 uname -a:
    Linux linux-bgfp 4.4.114-94.11-default #1 SMP Thu Feb 1 19:28:26 UTC 2018 (4309ff9)
    x86_64 x86_64 x86_64 GNU/Linux

 run-level 3 Feb 19 12:15

 SPEC is set to: /home/cpu2017rev5/cpu2017
    Filesystem     Type  Size  Used Avail Use% Mounted on
    /dev/sda4      xfs   405G   59G  347G  15% /home

 Additional information from dmidecode follows.  WARNING: Use caution when you interpret
 this section. The 'dmidecode' program reads system data which is "intended to allow
 hardware to be accurately determined", but the intent may not be met, as there are
 frequent changes to hardware, firmware, and the "DMTF SMBIOS" standard.
   BIOS Dell Inc. 1.3.7 02/08/2018
   Memory:
    22x 00AD00B300AD HMA82GR7AFR8N-VK 16 GB 2 rank 2666
    2x 00CE063200CE M393A2K43BB1-CTD 16 GB 2 rank 2666

 (End of data from sysinfo program)

Compiler Version Notes

==============================================================================
 CC  619.lbm_s(base) 638.imagick_s(base, peak) 644.nab_s(base, peak)
------------------------------------------------------------------------------
icc (ICC) 18.0.0 20170811
Copyright (C) 1985-2017 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
CC   619.lbm_s(peak)
------------------------------------------------------------------------------
icc (ICC) 18.0.0 20170811
Copyright (C) 1985-2017 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
 FC  607.cactuBSSN_s(base)
------------------------------------------------------------------------------
icpc (ICC) 18.0.0 20170811
Copyright (C) 1985-2017 Intel Corporation.  All rights reserved.
icc (ICC) 18.0.0 20170811
Copyright (C) 1985-2017 Intel Corporation.  All rights reserved.
ifort (IFORT) 18.0.0 20170811
Copyright (C) 1985-2017 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
FC   607.cactuBSSN_s(peak)
------------------------------------------------------------------------------
icpc (ICC) 18.0.0 20170811
Copyright (C) 1985-2017 Intel Corporation.  All rights reserved.
icc (ICC) 18.0.0 20170811
Copyright (C) 1985-2017 Intel Corporation.  All rights reserved.
ifort (IFORT) 18.0.0 20170811
Copyright (C) 1985-2017 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
 FC  603.bwaves_s(base) 649.fotonik3d_s(base) 654.roms_s(base)
------------------------------------------------------------------------------
ifort (IFORT) 18.0.0 20170811
Copyright (C) 1985-2017 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
FC   603.bwaves_s(peak) 649.fotonik3d_s(peak) 654.roms_s(peak)
------------------------------------------------------------------------------
ifort (IFORT) 18.0.0 20170811
Copyright (C) 1985-2017 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
 CC  621.wrf_s(base) 627.cam4_s(base, peak) 628.pop2_s(base)
------------------------------------------------------------------------------
ifort (IFORT) 18.0.0 20170811
Copyright (C) 1985-2017 Intel Corporation.  All rights reserved.
icc (ICC) 18.0.0 20170811
Copyright (C) 1985-2017 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
CC   621.wrf_s(peak) 628.pop2_s(peak)
------------------------------------------------------------------------------
ifort (IFORT) 18.0.0 20170811
Copyright (C) 1985-2017 Intel Corporation.  All rights reserved.
icc (ICC) 18.0.0 20170811
Copyright (C) 1985-2017 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

Base Compiler Invocation

C benchmarks:

 icc 

Fortran benchmarks:

 ifort 

Benchmarks using both Fortran and C:

 ifort   icc 

Benchmarks using Fortran, C, and C++:

 icpc   icc   ifort 

Base Portability Flags

603.bwaves_s:  -DSPEC_LP64 
607.cactuBSSN_s:  -DSPEC_LP64 
619.lbm_s:  -DSPEC_LP64 
621.wrf_s:  -DSPEC_LP64   -DSPEC_CASE_FLAG   -convert big_endian 
627.cam4_s:  -DSPEC_LP64   -DSPEC_CASE_FLAG 
628.pop2_s:  -DSPEC_LP64   -DSPEC_CASE_FLAG   -convert big_endian   -assume byterecl 
638.imagick_s:  -DSPEC_LP64 
644.nab_s:  -DSPEC_LP64 
649.fotonik3d_s:  -DSPEC_LP64 
654.roms_s:  -DSPEC_LP64 

Base Optimization Flags

C benchmarks:

 -xCORE-AVX512   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=3   -qopenmp   -DSPEC_OPENMP 

Fortran benchmarks:

 -DSPEC_OPENMP   -xCORE-AVX512   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=3   -qopenmp   -nostandard-realloc-lhs   -align array32byte 

Benchmarks using both Fortran and C:

 -xCORE-AVX512   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=3   -qopenmp   -DSPEC_OPENMP   -nostandard-realloc-lhs   -align array32byte 

Benchmarks using Fortran, C, and C++:

 -xCORE-AVX512   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=3   -qopenmp   -DSPEC_OPENMP   -nostandard-realloc-lhs   -align array32byte 

Base Other Flags

C benchmarks:

 -m64   -std=c11 

Fortran benchmarks:

 -m64 

Benchmarks using both Fortran and C:

 -m64   -std=c11 

Benchmarks using Fortran, C, and C++:

 -m64   -std=c11 

Peak Compiler Invocation

C benchmarks:

 icc 

Fortran benchmarks:

 ifort 

Benchmarks using both Fortran and C:

 ifort   icc 

Benchmarks using Fortran, C, and C++:

 icpc   icc   ifort 

Peak Portability Flags

Same as Base Portability Flags

Peak Optimization Flags

C benchmarks:

619.lbm_s:  -prof-gen(pass 1)   -prof-use(pass 2)   -O2   -xCORE-AVX512   -qopt-prefetch   -ipo   -O3   -ffinite-math-only   -no-prec-div   -qopt-mem-layout-trans=3   -DSPEC_SUPPRESS_OPENMP   -qopenmp   -DSPEC_OPENMP 
638.imagick_s:  -xCORE-AVX512   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=3   -qopenmp   -DSPEC_OPENMP 
644.nab_s:  Same as 638.imagick_s 

Fortran benchmarks:

 -prof-gen(pass 1)   -prof-use(pass 2)   -DSPEC_SUPPRESS_OPENMP   -DSPEC_OPENMP   -O2   -xCORE-AVX512   -qopt-prefetch   -ipo   -O3   -ffinite-math-only   -no-prec-div   -qopt-mem-layout-trans=3   -qopenmp   -nostandard-realloc-lhs   -align array32byte 

Benchmarks using both Fortran and C:

621.wrf_s:  -prof-gen(pass 1)   -prof-use(pass 2)   -O2   -xCORE-AVX512   -qopt-prefetch   -ipo   -O3   -ffinite-math-only   -no-prec-div   -qopt-mem-layout-trans=3   -DSPEC_SUPPRESS_OPENMP   -qopenmp   -DSPEC_OPENMP   -nostandard-realloc-lhs   -align array32byte 
627.cam4_s:  -xCORE-AVX512   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=3   -qopenmp   -DSPEC_OPENMP   -nostandard-realloc-lhs   -align array32byte 
628.pop2_s:  Same as 621.wrf_s 

Benchmarks using Fortran, C, and C++:

 -prof-gen(pass 1)   -prof-use(pass 2)   -O2   -xCORE-AVX512   -qopt-prefetch   -ipo   -O3   -ffinite-math-only   -no-prec-div   -qopt-mem-layout-trans=3   -DSPEC_SUPPRESS_OPENMP   -qopenmp   -DSPEC_OPENMP   -nostandard-realloc-lhs   -align array32byte 

Peak Other Flags

C benchmarks:

 -m64   -std=c11 

Fortran benchmarks:

 -m64 

Benchmarks using both Fortran and C:

 -m64   -std=c11 

Benchmarks using Fortran, C, and C++:

 -m64   -std=c11 

The flags files that were used to format this result can be browsed at
http://www.spec.org/cpu2017/flags/Intel-ic18.0-official-linux64.2017-10-19.html,
http://www.spec.org/cpu2017/flags/Dell-Platform-Flags-PowerEdge14G-revC.html.

You can also download the XML flags sources by saving the following links:
http://www.spec.org/cpu2017/flags/Intel-ic18.0-official-linux64.2017-10-19.xml,
http://www.spec.org/cpu2017/flags/Dell-Platform-Flags-PowerEdge14G-revC.xml.