SPEC CPU®2017 Floating Point Speed Result

Copyright 2017-2021 Standard Performance Evaluation Corporation

Dell Inc.

PowerEdge M640 (Intel Xeon Gold 6142, 2.60 GHz)

SPECspeed®2017_fp_base = 11800

SPECspeed®2017_fp_peak = 12000

CPU2017 License: 55 Test Date: Oct-2021
Test Sponsor: Dell Inc. Hardware Availability: Sep-2017
Tested by: Dell Inc. Software Availability: May-2021

Benchmark result graphs are available in the PDF report.

Hardware
CPU Name: Intel Xeon Gold 6142
  Max MHz: 3700
  Nominal: 2600
Enabled: 32 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: 22 MB I+D on chip per chip
  Other: None
Memory: 192 GB (12 x 16 GB 2Rx4 PC4-2666V-R)
Storage: 125 GB on tmpfs
Other: None
Software
OS: Red Hat Enterprise Linux 8.4 (Ootpa)
4.18.0-305.el8.x86_64
Compiler: C/C++: Version 2021.1 of Intel oneAPI DPC++/C++
Compiler Build 20201113 for Linux;
Fortran: Version 2021.1 of Intel Fortran Compiler
Classic Build 20201112 for Linux;
C/C++: Version 2021.1 of Intel C/C++ Compiler
Classic Build 20201112 for Linux
Parallel: Yes
Firmware: Version 2.12.2 released Jul-2021
File System: tmpfs
System State: Run level 3 (multi-user)
Base Pointers: 64-bit
Peak Pointers: 64-bit
Other: jemalloc memory allocator V5.0.1
Power Management: BIOS and OS set to prefer performance
at the cost of additional power usage.

Results Table

Benchmark Base Peak
Threads Seconds Ratio Seconds Ratio Seconds Ratio Threads Seconds Ratio Seconds Ratio Seconds Ratio
SPECspeed®2017_fp_base 11800
SPECspeed®2017_fp_peak 12000
Results appear in the order in which they were run. Bold underlined text indicates a median measurement.
603.bwaves_s 32 1320 4460 1310 4490 32 1320 4460 1310 4490
607.cactuBSSN_s 32 1250 1340 1230 1350 32 1250 1340 1230 1350
619.lbm_s 32 61.7 84.9 62.2 84.2 32 61.7 84.9 62.2 84.2
621.wrf_s 32 1070 1240 1060 1250 32 1030 1290 1030 1290
627.cam4_s 32 1070 82.6 1070 82.5 32 1070 82.6 1070 82.5
628.pop2_s 32 1740 68.1 1770 67.0 32 1740 68.1 1770 67.0
638.imagick_s 32 1950 74.1 1950 74.0 32 1950 74.1 1950 74.0
644.nab_s 32 89.5 1950 89.5 1950 32 80.3 2170 80.6 2170
649.fotonik3d_s 32 1170 77.7 1190 76.6 32 1170 78.0 1180 77.0
654.roms_s 32 1130 1400 1130 1390 32 1130 1400 1130 1390

Operating System Notes

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

Environment Variables Notes

Environment variables set by runcpu before the start of the run:
KMP_AFFINITY = "granularity=fine,compact"
LD_LIBRARY_PATH =
     "/mnt/ramdisk/cpu2017-1.1.8-ic2021.1/lib/intel64:/mnt/ramdisk/cpu2017-1.
     1.8-ic2021.1/je5.0.1-64"
MALLOC_CONF = "retain:true"
OMP_STACKSIZE = "192M"

General Notes

 Binaries compiled on a system with 1x Intel Core i9-7980XE CPU + 64GB RAM
 memory using Redhat Enterprise Linux 8.0
 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
 jemalloc, a general purpose malloc implementation
 built with the RedHat Enterprise 7.5, and the system compiler gcc 4.8.5
 sources available from jemalloc.net or https://github.com/jemalloc/jemalloc/releases

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.

Benchmark run from a 125 GB ramdisk created with the cmd: "mount -t tmpfs -o size=125G tmpfs /mnt/ramdisk"

Platform Notes


 BIOS Settings:
           Logical Processor : Disabled
   Virtualization Technology : Disabled

              System Profile : Custom
        CPU Power Management : Maximum Performance
                         C1E : Disabled
                    C States : Autonomous
         Memory Patrol Scrub : Disabled
    Energy Efficiency Policy : Performance
 CPU Interconnect Bus Link
            Power Management : Disabled
          PCI ASPM L1 Link
            Power Management : Disabled

 Sysinfo program /mnt/ramdisk/cpu2017-1.1.8-ic2021.1/bin/sysinfo
 Rev: r6622 of 2021-04-07 982a61ec0915b55891ef0e16acafc64d
 running on localhost.localdomain Wed Oct 27 11:13:47 2021

 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 6142 CPU @ 2.60GHz
       2  "physical id"s (chips)
       32 "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 : 16
       siblings  : 16
       physical 0: cores 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
       physical 1: cores 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

 From lscpu from util-linux 2.32.1:
      Architecture:        x86_64
      CPU op-mode(s):      32-bit, 64-bit
      Byte Order:          Little Endian
      CPU(s):              32
      On-line CPU(s) list: 0-31
      Thread(s) per core:  1
      Core(s) per socket:  16
      Socket(s):           2
      NUMA node(s):        2
      Vendor ID:           GenuineIntel
      BIOS Vendor ID:      Intel
      CPU family:          6
      Model:               85
      Model name:          Intel(R) Xeon(R) Gold 6142 CPU @ 2.60GHz
      BIOS Model name:     Intel(R) Xeon(R) Gold 6142 CPU @ 2.60GHz
      Stepping:            4
      CPU MHz:             2957.446
      CPU max MHz:         3700.0000
      CPU min MHz:         1000.0000
      BogoMIPS:            5200.00
      Virtualization:      VT-x
      L1d cache:           32K
      L1i cache:           32K
      L2 cache:            1024K
      L3 cache:            22528K
      NUMA node0 CPU(s):   0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30
      NUMA node1 CPU(s):   1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31
      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 cpuid
      aperfmperf 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 cpuid_fault epb cat_l3 cdp_l3
      invpcid_single pti intel_ppin ssbd mba ibrs ibpb stibp fsgsbase tsc_adjust bmi1 hle
      avx2 smep bmi2 erms invpcid rtm cqm mpx rdt_a avx512f avx512dq rdseed adx smap
      clflushopt clwb intel_pt avx512cd avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves
      cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local dtherm ida arat pln pts pku ospke
      md_clear flush_l1d

 /proc/cpuinfo cache data
    cache size : 22528 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 24 26 28 30
   node 0 size: 95268 MB
   node 0 free: 91402 MB
   node 1 cpus: 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31
   node 1 size: 96763 MB
   node 1 free: 84371 MB
   node distances:
   node   0   1
     0:  10  21
     1:  21  10

 From /proc/meminfo
    MemTotal:       196641288 kB
    HugePages_Total:       0
    Hugepagesize:       2048 kB

 /sbin/tuned-adm active
     Current active profile: throughput-performance

 /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor has
    performance

 From /etc/*release* /etc/*version*
    os-release:
       NAME="Red Hat Enterprise Linux"
       VERSION="8.4 (Ootpa)"
       ID="rhel"
       ID_LIKE="fedora"
       VERSION_ID="8.4"
       PLATFORM_ID="platform:el8"
       PRETTY_NAME="Red Hat Enterprise Linux 8.4 (Ootpa)"
       ANSI_COLOR="0;31"
    redhat-release: Red Hat Enterprise Linux release 8.4 (Ootpa)
    system-release: Red Hat Enterprise Linux release 8.4 (Ootpa)
    system-release-cpe: cpe:/o:redhat:enterprise_linux:8.4:ga

 uname -a:
    Linux localhost.localdomain 4.18.0-305.el8.x86_64 #1 SMP Thu Apr 29 08:54:30 EDT 2021
    x86_64 x86_64 x86_64 GNU/Linux

 Kernel self-reported vulnerability status:

 CVE-2018-12207 (iTLB Multihit):                        KVM: Mitigation: Split huge pages
 CVE-2018-3620 (L1 Terminal Fault):                     Mitigation: PTE Inversion; VMX:
                                                        conditional cache flushes, SMT
                                                        disabled
 Microarchitectural Data Sampling:                      Mitigation: Clear CPU buffers; SMT
                                                        disabled
 CVE-2017-5754 (Meltdown):                              Mitigation: PTI
 CVE-2018-3639 (Speculative Store Bypass):              Mitigation: Speculative Store
                                                        Bypass disabled via prctl and
                                                        seccomp
 CVE-2017-5753 (Spectre variant 1):                     Mitigation: usercopy/swapgs
                                                        barriers and __user pointer
                                                        sanitization
 CVE-2017-5715 (Spectre variant 2):                     Mitigation: Full generic
                                                        retpoline, IBPB: conditional,
                                                        IBRS_FW, RSB filling
 CVE-2020-0543 (Special Register Buffer Data Sampling): Not affected
 CVE-2019-11135 (TSX Asynchronous Abort):               Mitigation: Clear CPU buffers; SMT
                                                        disabled

 run-level 3 Oct 27 08:04

 SPEC is set to: /mnt/ramdisk/cpu2017-1.1.8-ic2021.1
    Filesystem     Type   Size  Used Avail Use% Mounted on
    tmpfs          tmpfs  125G   11G  115G   9% /mnt/ramdisk

 From /sys/devices/virtual/dmi/id
     Vendor:         Dell Inc.
     Product:        PowerEdge M640
     Product Family: PowerEdge

 Additional information from dmidecode 3.2 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.
   Memory:
     6x 00AD063200AD HMA82GR7AFR8N-VK 16 GB 2 rank 2666
     6x 00CE063200CE M393A2K43BB1-CTD 16 GB 2 rank 2666

 BIOS:
    BIOS Vendor:       Dell Inc.
    BIOS Version:      2.12.2
    BIOS Date:         07/12/2021
    BIOS Revision:     2.12

 (End of data from sysinfo program)

Compiler Version Notes

==============================================================================
C               | 619.lbm_s(base, peak) 638.imagick_s(base, peak)
                | 644.nab_s(base)
------------------------------------------------------------------------------
Intel(R) C Intel(R) 64 Compiler Classic for applications running on Intel(R)
  64, Version 2021.1 Build 20201112_000000
Copyright (C) 1985-2020 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
C               | 644.nab_s(peak)
------------------------------------------------------------------------------
Intel(R) oneAPI DPC++/C++ Compiler for applications running on Intel(R) 64,
  Version 2021.1 Build 20201113
Copyright (C) 1985-2020 Intel Corporation. All rights reserved.
------------------------------------------------------------------------------

==============================================================================
C               | 619.lbm_s(base, peak) 638.imagick_s(base, peak)
                | 644.nab_s(base)
------------------------------------------------------------------------------
Intel(R) C Intel(R) 64 Compiler Classic for applications running on Intel(R)
  64, Version 2021.1 Build 20201112_000000
Copyright (C) 1985-2020 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
C               | 644.nab_s(peak)
------------------------------------------------------------------------------
Intel(R) oneAPI DPC++/C++ Compiler for applications running on Intel(R) 64,
  Version 2021.1 Build 20201113
Copyright (C) 1985-2020 Intel Corporation. All rights reserved.
------------------------------------------------------------------------------

==============================================================================
C++, C, Fortran | 607.cactuBSSN_s(base, peak)
------------------------------------------------------------------------------
Intel(R) C++ Intel(R) 64 Compiler Classic for applications running on
  Intel(R) 64, Version 2021.1 Build 20201112_000000
Copyright (C) 1985-2020 Intel Corporation.  All rights reserved.
Intel(R) C Intel(R) 64 Compiler Classic for applications running on Intel(R)
  64, Version 2021.1 Build 20201112_000000
Copyright (C) 1985-2020 Intel Corporation.  All rights reserved.
Intel(R) Fortran Intel(R) 64 Compiler Classic for applications running on
  Intel(R) 64, Version 2021.1 Build 20201112_000000
Copyright (C) 1985-2020 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
Fortran         | 603.bwaves_s(base, peak) 649.fotonik3d_s(base, peak)
                | 654.roms_s(base, peak)
------------------------------------------------------------------------------
Intel(R) Fortran Intel(R) 64 Compiler Classic for applications running on
  Intel(R) 64, Version 2021.1 Build 20201112_000000
Copyright (C) 1985-2020 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
Fortran, C      | 621.wrf_s(base, peak) 627.cam4_s(base, peak)
                | 628.pop2_s(base, peak)
------------------------------------------------------------------------------
Intel(R) Fortran Intel(R) 64 Compiler Classic for applications running on
  Intel(R) 64, Version 2021.1 Build 20201112_000000
Copyright (C) 1985-2020 Intel Corporation.  All rights reserved.
Intel(R) C Intel(R) 64 Compiler Classic for applications running on Intel(R)
  64, Version 2021.1 Build 20201112_000000
Copyright (C) 1985-2020 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:

 -m64   -std=c11   -xCORE-AVX512   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=4   -qopenmp   -DSPEC_OPENMP   -mbranches-within-32B-boundaries 

Fortran benchmarks:

 -m64   -Wl,-z,muldefs   -DSPEC_OPENMP   -xCORE-AVX512   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=4   -qopenmp   -nostandard-realloc-lhs   -mbranches-within-32B-boundaries   -L/usr/local/jemalloc64-5.0.1/lib   -ljemalloc 

Benchmarks using both Fortran and C:

 -m64   -std=c11   -Wl,-z,muldefs   -xCORE-AVX512   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=4   -qopenmp   -DSPEC_OPENMP   -mbranches-within-32B-boundaries   -nostandard-realloc-lhs   -L/usr/local/jemalloc64-5.0.1/lib   -ljemalloc 

Benchmarks using Fortran, C, and C++:

 -m64   -std=c11   -Wl,-z,muldefs   -xCORE-AVX512   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=4   -qopenmp   -DSPEC_OPENMP   -mbranches-within-32B-boundaries   -nostandard-realloc-lhs   -L/usr/local/jemalloc64-5.0.1/lib   -ljemalloc 

Peak Compiler Invocation

C benchmarks (except as noted below):

 icc 
644.nab_s:  icx 

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:  basepeak = yes 
638.imagick_s:  basepeak = yes 
644.nab_s:  -m64   -Wl,-z,muldefs   -xCORE-AVX512   -Ofast   -ffast-math   -flto   -mfpmath=sse   -funroll-loops   -fiopenmp   -DSPEC_OPENMP   -qopt-mem-layout-trans=4   -fimf-accuracy-bits=14:sqrt   -mbranches-within-32B-boundaries   -L/usr/local/jemalloc64-5.0.1/lib   -ljemalloc 

Fortran benchmarks:

603.bwaves_s:  basepeak = yes 
649.fotonik3d_s:  -m64   -Wl,-z,muldefs   -prof-gen(pass 1)   -prof-use(pass 2)   -DSPEC_SUPPRESS_OPENMP   -DSPEC_OPENMP   -ipo   -xCORE-AVX512   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=4   -qopenmp   -nostandard-realloc-lhs   -mbranches-within-32B-boundaries   -L/usr/local/jemalloc64-5.0.1/lib   -ljemalloc 
654.roms_s:  basepeak = yes 

Benchmarks using both Fortran and C:

621.wrf_s:  -m64   -std=c11   -Wl,-z,muldefs   -prof-gen(pass 1)   -prof-use(pass 2)   -ipo   -xCORE-AVX512   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=4   -DSPEC_SUPPRESS_OPENMP   -qopenmp   -DSPEC_OPENMP   -mbranches-within-32B-boundaries   -nostandard-realloc-lhs   -L/usr/local/jemalloc64-5.0.1/lib   -ljemalloc 
627.cam4_s:  basepeak = yes 
628.pop2_s:  basepeak = yes 

Benchmarks using Fortran, C, and C++:

607.cactuBSSN_s:  basepeak = yes 

The flags files that were used to format this result can be browsed at
http://www.spec.org/cpu2017/flags/Intel-ic2021-official-linux64_revA.html,
http://www.spec.org/cpu2017/flags/Dell-Platform-Flags-PowerEdge-Intel-ICX-rev1.4.html.

You can also download the XML flags sources by saving the following links:
http://www.spec.org/cpu2017/flags/Intel-ic2021-official-linux64_revA.xml,
http://www.spec.org/cpu2017/flags/Dell-Platform-Flags-PowerEdge-Intel-ICX-rev1.4.xml.