SPEC® CPU2017 Floating Point Speed Result

Copyright 2017-2019 Standard Performance Evaluation Corporation

Dell Inc.

PowerEdge R840 (Intel Xeon Gold 6246, 3.30GHz)

SPECspeed2017_fp_base = 17500

SPECspeed2017_fp_peak = 17700

CPU2017 License: 55 Test Date: Jul-2019
Test Sponsor: Dell Inc. Hardware Availability: Apr-2019
Tested by: Dell Inc. Software Availability: May-2019

Benchmark result graphs are available in the PDF report.

Hardware
CPU Name: Intel Xeon Gold 6246
  Max MHz.: 4200
  Nominal: 3300
Enabled: 48 cores, 4 chips, 2 threads/core
Orderable: 2,4 chips
Cache L1: 32 KB I + 32 KB D on chip per core
  L2: 1 MB I+D on chip per core
  L3: 24.75 MB I+D on chip per chip
  Other: None
Memory: 768 GB (24 x 32 GB 2Rx4 PC4-2933Y-R)
Storage: 1 x 1.6 TB NVMe SSD
Other: None
Software
OS: Ubuntu 18.04.2 LTS
kernel 4.15.0-45-generic
Compiler: C/C++: Version 19.0.4.227 of Intel C/C++
Compiler Build 20190416 for Linux;
Fortran: Version 19.0.4.227 of Intel Fortran
Compiler Build 20190416 for Linux
Parallel: Yes
Firmware: Version 2.2.9 released May-2019
File System: ext4
System State: Run level 5 (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 17500
SPECspeed2017_fp_peak 17700
Results appear in the order in which they were run. Bold underlined text indicates a median measurement.
603.bwaves_s 96 75.5 7810 75.0 7860 75.1 7850 96 75.2 7850 75.5 7810 75.2 7850
607.cactuBSSN_s 96 1060 1580 1060 1570 1070 1560 96 1060 1570 1060 1570 1070 1560
619.lbm_s 96 43.7 1200 45.1 1160 43.9 1190 96 43.5 1200 39.1 1340 40.5 1290
621.wrf_s 96 1020 1300 1030 1290 1020 1300 96 99.6 1330 1000 1320 1000 1320
627.cam4_s 96 56.5 1570 56.4 1570 56.4 1570 96 56.6 1570 56.5 1570 56.4 1570
628.pop2_s 96 1860 63.8 1880 63.3 1870 63.4 96 1850 64.2 1860 64.0 1850 64.1
638.imagick_s 96 90.7 1590 90.0 1600 89.5 1610 96 89.1 1620 89.7 1610 89.7 1610
644.nab_s 96 51.7 3380 51.6 3390 51.5 3390 96 51.5 3390 51.4 3400 51.5 3390
649.fotonik3d_s 96 89.2 1020 89.0 1020 89.1 1020 96 89.8 1020 88.3 1030 91.3 99.8
654.roms_s 96 60.6 2600 60.6 2600 60.7 2600 96 60.4 2610 60.7 2590 60.7 2590

General Notes

Environment variables set by runcpu before the start of the run:
KMP_AFFINITY = "granularity=fine,compact"
LD_LIBRARY_PATH = "/home/cpu2017/lib/intel64"
OMP_STACKSIZE = "192M"
 Binaries compiled on a system with 1x Intel Core i9-7900X CPU + 32GB RAM
 memory using Redhat Enterprise Linux 7.5
 NA: 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:
 ADDDC setting disabled
 Virtualization Technology disabled
 DCU Streamer Prefetcher 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 enabled
 CPU Interconnect Bus Link Power Management disabled
 PCI ASPM L1 Link Power Management disabled
 Sysinfo program /home/cpu2017/bin/sysinfo
 Rev: r5974 of 2018-05-19 9bcde8f2999c33d61f64985e45859ea9
 running on intel-sut Wed Jul 10 21:34:20 2019

 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 6246 CPU @ 3.30GHz
       4  "physical id"s (chips)
       96 "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  : 24
       physical 0: cores 0 2 4 8 9 10 11 17 18 19 25 27
       physical 1: cores 0 2 4 8 9 10 17 18 19 20 25 27
       physical 2: cores 0 2 3 4 8 9 10 11 17 18 25 27
       physical 3: cores 1 2 3 4 8 9 10 11 17 18 25 27

 From lscpu:
      Architecture:        x86_64
      CPU op-mode(s):      32-bit, 64-bit
      Byte Order:          Little Endian
      CPU(s):              96
      On-line CPU(s) list: 0-95
      Thread(s) per core:  2
      Core(s) per socket:  12
      Socket(s):           4
      NUMA node(s):        8
      Vendor ID:           GenuineIntel
      CPU family:          6
      Model:               85
      Model name:          Intel(R) Xeon(R) Gold 6246 CPU @ 3.30GHz
      Stepping:            7
      CPU MHz:             3216.943
      BogoMIPS:            6600.00
      Virtualization:      VT-x
      L1d cache:           32K
      L1i cache:           32K
      L2 cache:            1024K
      L3 cache:            25344K
      NUMA node0 CPU(s):   0,8,16,24,32,40,48,56,64,72,80,88
      NUMA node1 CPU(s):   1,9,17,21,25,41,49,57,65,69,73,89
      NUMA node2 CPU(s):   2,10,18,26,34,42,50,58,66,74,82,90
      NUMA node3 CPU(s):   3,11,19,27,35,43,51,59,67,75,83,91
      NUMA node4 CPU(s):   4,12,20,28,36,44,52,60,68,76,84,92
      NUMA node5 CPU(s):   5,13,29,33,37,45,53,61,77,81,85,93
      NUMA node6 CPU(s):   6,14,22,30,38,46,54,62,70,78,86,94
      NUMA node7 CPU(s):   7,15,23,31,39,47,55,63,71,79,87,95
      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 aes xsave avx f16c rdrand
      lahf_lm abm 3dnowprefetch cpuid_fault epb cat_l3 cdp_l3 invpcid_single intel_ppin
      ssbd mba ibrs ibpb stibp ibrs_enhanced tpr_shadow vnmi flexpriority ept vpid
      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 avx512_vnni flush_l1d arch_capabilities

 /proc/cpuinfo cache data
    cache size : 25344 KB

 From numactl --hardware  WARNING: a numactl 'node' might or might not correspond to a
 physical chip.
   available: 8 nodes (0-7)
   node 0 cpus: 0 8 16 24 32 40 48 56 64 72 80 88
   node 0 size: 95148 MB
   node 0 free: 94375 MB
   node 1 cpus: 1 9 17 21 25 41 49 57 65 69 73 89
   node 1 size: 96765 MB
   node 1 free: 96092 MB
   node 2 cpus: 2 10 18 26 34 42 50 58 66 74 82 90
   node 2 size: 96765 MB
   node 2 free: 94234 MB
   node 3 cpus: 3 11 19 27 35 43 51 59 67 75 83 91
   node 3 size: 96765 MB
   node 3 free: 94912 MB
   node 4 cpus: 4 12 20 28 36 44 52 60 68 76 84 92
   node 4 size: 96765 MB
   node 4 free: 96216 MB
   node 5 cpus: 5 13 29 33 37 45 53 61 77 81 85 93
   node 5 size: 96765 MB
   node 5 free: 95966 MB
   node 6 cpus: 6 14 22 30 38 46 54 62 70 78 86 94
   node 6 size: 96744 MB
   node 6 free: 94933 MB
   node 7 cpus: 7 15 23 31 39 47 55 63 71 79 87 95
   node 7 size: 96764 MB
   node 7 free: 95871 MB
   node distances:
   node   0   1   2   3   4   5   6   7
     0:  10  21  21  21  11  21  21  21
     1:  21  10  21  21  21  11  21  21
     2:  21  21  10  21  21  21  11  21
     3:  21  21  21  10  21  21  21  11
     4:  11  21  21  21  10  21  21  21
     5:  21  11  21  21  21  10  21  21
     6:  21  21  11  21  21  21  10  21
     7:  21  21  21  11  21  21  21  10

 From /proc/meminfo
    MemTotal:       791024640 kB
    HugePages_Total:       0
    Hugepagesize:       2048 kB

 /usr/bin/lsb_release -d
    Ubuntu 18.04.2 LTS

 From /etc/*release* /etc/*version*
    debian_version: buster/sid
    os-release:
       NAME="Ubuntu"
       VERSION="18.04.2 LTS (Bionic Beaver)"
       ID=ubuntu
       ID_LIKE=debian
       PRETTY_NAME="Ubuntu 18.04.2 LTS"
       VERSION_ID="18.04"
       HOME_URL="https://www.ubuntu.com/"
       SUPPORT_URL="https://help.ubuntu.com/"

 uname -a:
    Linux intel-sut 4.15.0-45-generic #48-Ubuntu SMP Tue Jan 29 16:28:13 UTC 2019 x86_64
    x86_64 x86_64 GNU/Linux

 Kernel self-reported vulnerability status:

 CVE-2017-5754 (Meltdown):          Not affected
 CVE-2017-5753 (Spectre variant 1): Mitigation: __user pointer sanitization
 CVE-2017-5715 (Spectre variant 2): Mitigation: Enhanced IBRS, IBPB

 run-level 5 Jul 10 03:15

 SPEC is set to: /home/cpu2017
    Filesystem     Type  Size  Used Avail Use% Mounted on
    /dev/sda2      ext4  439G   35G  382G   9% /

 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. 2.2.9 05/08/2019
   Memory:
    24x 00AD00B300AD HMA84GR7CJR4N-WM 32 GB 2 rank 2933
    24x Not Specified Not Specified

 (End of data from sysinfo program)

Compiler Version Notes

==============================================================================
 CC  619.lbm_s(base, peak) 638.imagick_s(base, peak) 644.nab_s(base, peak)
------------------------------------------------------------------------------
Intel(R) C Intel(R) 64 Compiler for applications running on Intel(R) 64,
  Version 19.0.4.227 Build 20190416
Copyright (C) 1985-2019 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
 FC  607.cactuBSSN_s(base, peak)
------------------------------------------------------------------------------
Intel(R) C++ Intel(R) 64 Compiler for applications running on Intel(R) 64,
  Version 19.0.4.227 Build 20190416
Copyright (C) 1985-2019 Intel Corporation.  All rights reserved.
Intel(R) C Intel(R) 64 Compiler for applications running on Intel(R) 64,
  Version 19.0.4.227 Build 20190416
Copyright (C) 1985-2019 Intel Corporation.  All rights reserved.
Intel(R) Fortran Intel(R) 64 Compiler for applications running on Intel(R)
  64, Version 19.0.4.227 Build 20190416
Copyright (C) 1985-2019 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
 FC  603.bwaves_s(base) 649.fotonik3d_s(base) 654.roms_s(base, peak)
------------------------------------------------------------------------------
Intel(R) Fortran Intel(R) 64 Compiler for applications running on Intel(R)
  64, Version 19.0.4.227 Build 20190416
Copyright (C) 1985-2019 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
FC   603.bwaves_s(peak) 649.fotonik3d_s(peak)
------------------------------------------------------------------------------
Intel(R) Fortran Intel(R) 64 Compiler for applications running on Intel(R)
  64, Version 19.0.4.227 Build 20190416
Copyright (C) 1985-2019 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
 CC  621.wrf_s(base) 627.cam4_s(base, peak) 628.pop2_s(base)
------------------------------------------------------------------------------
Intel(R) Fortran Intel(R) 64 Compiler for applications running on Intel(R)
  64, Version 19.0.4.227 Build 20190416
Copyright (C) 1985-2019 Intel Corporation.  All rights reserved.
Intel(R) C Intel(R) 64 Compiler for applications running on Intel(R) 64,
  Version 19.0.4.227 Build 20190416
Copyright (C) 1985-2019 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

==============================================================================
CC   621.wrf_s(peak) 628.pop2_s(peak)
------------------------------------------------------------------------------
Intel(R) Fortran Intel(R) 64 Compiler for applications running on Intel(R)
  64, Version 19.0.4.227 Build 20190416
Copyright (C) 1985-2019 Intel Corporation.  All rights reserved.
Intel(R) C Intel(R) 64 Compiler for applications running on Intel(R) 64,
  Version 19.0.4.227 Build 20190416
Copyright (C) 1985-2019 Intel Corporation.  All rights reserved.
------------------------------------------------------------------------------

Base Compiler Invocation

C benchmarks:

 icc -m64 -std=c11 

Fortran benchmarks:

 ifort -m64 

Benchmarks using both Fortran and C:

 ifort -m64   icc -m64 -std=c11 

Benchmarks using Fortran, C, and C++:

 icpc -m64   icc -m64 -std=c11   ifort -m64 

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-AVX2   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=4   -qopenmp   -DSPEC_OPENMP 

Fortran benchmarks:

 -DSPEC_OPENMP   -xCORE-AVX2   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=4   -qopenmp   -nostandard-realloc-lhs 

Benchmarks using both Fortran and C:

 -xCORE-AVX2   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=4   -qopenmp   -DSPEC_OPENMP   -nostandard-realloc-lhs 

Benchmarks using Fortran, C, and C++:

 -xCORE-AVX2   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=4   -qopenmp   -DSPEC_OPENMP   -nostandard-realloc-lhs 

Peak Compiler Invocation

C benchmarks:

 icc -m64 -std=c11 

Fortran benchmarks:

 ifort -m64 

Benchmarks using both Fortran and C:

 ifort -m64   icc -m64 -std=c11 

Benchmarks using Fortran, C, and C++:

 icpc -m64   icc -m64 -std=c11   ifort -m64 

Peak Portability Flags

Same as Base Portability Flags

Peak Optimization Flags

C benchmarks:

 -xCORE-AVX2   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=4   -qopenmp   -DSPEC_OPENMP 

Fortran benchmarks:

603.bwaves_s:  -prof-gen(pass 1)   -prof-use(pass 2)   -DSPEC_SUPPRESS_OPENMP   -DSPEC_OPENMP   -O2   -xCORE-AVX2   -qopt-prefetch   -ipo   -O3   -ffinite-math-only   -no-prec-div   -qopt-mem-layout-trans=4   -qopenmp   -nostandard-realloc-lhs 
649.fotonik3d_s:  Same as 603.bwaves_s 
654.roms_s:  -DSPEC_OPENMP   -xCORE-AVX2   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=4   -qopenmp   -nostandard-realloc-lhs 

Benchmarks using both Fortran and C:

621.wrf_s:  -prof-gen(pass 1)   -prof-use(pass 2)   -O2   -xCORE-AVX2   -qopt-prefetch   -ipo   -O3   -ffinite-math-only   -no-prec-div   -qopt-mem-layout-trans=4   -DSPEC_SUPPRESS_OPENMP   -qopenmp   -DSPEC_OPENMP   -nostandard-realloc-lhs 
627.cam4_s:  -xCORE-AVX2   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=4   -qopenmp   -DSPEC_OPENMP   -nostandard-realloc-lhs 
628.pop2_s:  Same as 621.wrf_s 

Benchmarks using Fortran, C, and C++:

 -xCORE-AVX2   -ipo   -O3   -no-prec-div   -qopt-prefetch   -ffinite-math-only   -qopt-mem-layout-trans=4   -qopenmp   -DSPEC_OPENMP   -nostandard-realloc-lhs 

The flags files that were used to format this result can be browsed at
http://www.spec.org/cpu2017/flags/Intel-ic18.0-official-linux64.2019-04-02.html,
http://www.spec.org/cpu2017/flags/Dell-Platform-Flags-PowerEdge14G-revE3.html.

You can also download the XML flags sources by saving the following links:
http://www.spec.org/cpu2017/flags/Intel-ic18.0-official-linux64.2019-04-02.xml,
http://www.spec.org/cpu2017/flags/Dell-Platform-Flags-PowerEdge14G-revE3.xml.