SPEC CPU®2017 Floating Point Speed Result

Copyright 2017-2021 Standard Performance Evaluation Corporation

Cisco Systems

Cisco UCS C220 M6 (Intel Xeon Gold 6338,
2.00GHz)

SPECspeed®2017_fp_base = 20500

SPECspeed®2017_fp_peak = 20500

CPU2017 License: 9019 Test Date: Oct-2021
Test Sponsor: Cisco Systems Hardware Availability: Apr-2021
Tested by: Cisco Systems Software Availability: Dec-2020

Benchmark result graphs are available in the PDF report.

Hardware
CPU Name: Intel Xeon Gold 6338
  Max MHz: 3200
  Nominal: 2000
Enabled: 64 cores, 2 chips
Orderable: 1,2 Chips
Cache L1: 32 KB I + 48 KB D on chip per core
  L2: 1.25 MB I+D on chip per core
  L3: 48 MB I+D on chip per chip
  Other: None
Memory: 1 TB (32 x 32 GB 2Rx4 PC4-3200V-R)
Storage: 1 x 960 GB M.2 SSD SATA
Other: None
Software
OS: SUSE Linux Enterprise Server 15 SP2 (x86_64)
5.3.18-22-default
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 4.2.1d released Jul-2021
File System: btrfs
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 20500
SPECspeed®2017_fp_peak 20500
Results appear in the order in which they were run. Bold underlined text indicates a median measurement.
603.bwaves_s 64 81.3 7260 81.4 7250 80.7 7310 64 81.3 7260 80.8 7300 80.5 7320
607.cactuBSSN_s 64 65.7 2540 67.3 2480 67.2 2480 64 65.7 2540 67.3 2480 67.2 2480
619.lbm_s 64 37.3 1400 37.6 1390 37.5 1400 64 37.3 1400 37.6 1390 37.5 1400
621.wrf_s 64 71.4 1850 70.8 1870 71.3 1850 64 72.4 1830 72.2 1830 72.2 1830
627.cam4_s 64 59.6 1490 59.8 1480 60.7 1460 64 59.6 1490 59.8 1480 60.7 1460
628.pop2_s 64 1480 80.2 1470 81.0 1490 79.6 64 1480 80.2 1470 81.0 1490 79.6
638.imagick_s 64 63.8 2260 63.6 2270 63.9 2260 64 63.8 2260 63.6 2270 63.9 2260
644.nab_s 64 48.8 3580 48.8 3580 48.7 3590 64 48.6 3590 48.7 3590 48.6 3600
649.fotonik3d_s 64 86.4 1050 85.1 1070 85.3 1070 64 85.6 1060 85.1 1070 85.3 1070
654.roms_s 64 58.9 2670 58.9 2680 58.7 2680 64 58.9 2670 58.9 2680 58.7 2680

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 = "/home/cpu2017/lib/intel64:/home/cpu2017/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
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.
 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

Platform Notes

BIOS Settings:
Intel Hyper-Threading Technology set to Disabled
DCU Streamer Prefetch set to Disabled
LLC Dead Line set to Disabled
Memory Refresh Rate set to 1x Refresh
ADDDC Sparing set to Disabled
Patrol Scrub set to Disabled
Energy Efficient Turbo set to Enabled
Processor C6 Report set to Enabled
Processor C1E set to Enabled

 Sysinfo program /home/cpu2017/bin/sysinfo
 Rev: r6622 of 2021-04-07 982a61ec0915b55891ef0e16acafc64d
 running on localhost Sun Oct  3 16:30:01 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 6338 CPU @ 2.00GHz
       2  "physical id"s (chips)
       64 "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 : 32
       siblings  : 32
       physical 0: cores 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
       25 26 27 28 29 30 31
       physical 1: cores 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
       25 26 27 28 29 30 31

 From lscpu from util-linux 2.33.1:
      Architecture:        x86_64
      CPU op-mode(s):      32-bit, 64-bit
      Byte Order:          Little Endian
      Address sizes:       46 bits physical, 57 bits virtual
      CPU(s):              64
      On-line CPU(s) list: 0-63
      Thread(s) per core:  1
      Core(s) per socket:  32
      Socket(s):           2
      NUMA node(s):        2
      Vendor ID:           GenuineIntel
      CPU family:          6
      Model:               106
      Model name:          Intel(R) Xeon(R) Gold 6338 CPU @ 2.00GHz
      Stepping:            6
      CPU MHz:             2840.970
      CPU max MHz:         3200.0000
      CPU min MHz:         800.0000
      BogoMIPS:            4000.00
      Virtualization:      VT-x
      L1d cache:           48K
      L1i cache:           32K
      L2 cache:            1280K
      L3 cache:            49152K
      NUMA node0 CPU(s):   0-31
      NUMA node1 CPU(s):   32-63
      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 invpcid_single ssbd
      mba ibrs ibpb stibp ibrs_enhanced tpr_shadow vnmi flexpriority ept vpid ept_ad
      fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm cqm rdt_a avx512f
      avx512dq rdseed adx smap avx512ifma clflushopt clwb intel_pt avx512cd sha_ni
      avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves cqm_llc cqm_occup_llc cqm_mbm_total
      cqm_mbm_local wbnoinvd dtherm ida arat pln pts hwp hwp_act_window hwp_epp
      hwp_pkg_req avx512vbmi umip pku ospke avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni
      avx512_bitalg tme avx512_vpopcntdq la57 rdpid md_clear pconfig flush_l1d
      arch_capabilities

 /proc/cpuinfo cache data
    cache size : 49152 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 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
   28 29 30 31
   node 0 size: 515609 MB
   node 0 free: 503652 MB
   node 1 cpus: 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56
   57 58 59 60 61 62 63
   node 1 size: 515776 MB
   node 1 free: 511063 MB
   node distances:
   node   0   1
     0:  10  20
     1:  20  10

 From /proc/meminfo
    MemTotal:       1056139544 kB
    HugePages_Total:       0
    Hugepagesize:       2048 kB

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

 From /etc/*release* /etc/*version*
    os-release:
       NAME="SLES"
       VERSION="15-SP2"
       VERSION_ID="15.2"
       PRETTY_NAME="SUSE Linux Enterprise Server 15 SP2"
       ID="sles"
       ID_LIKE="suse"
       ANSI_COLOR="0;32"
       CPE_NAME="cpe:/o:suse:sles:15:sp2"

 uname -a:
    Linux localhost 5.3.18-22-default #1 SMP Wed Jun 3 12:16:43 UTC 2020 (720aeba) x86_64
    x86_64 x86_64 GNU/Linux

 Kernel self-reported vulnerability status:

 CVE-2018-12207 (iTLB Multihit):                        Not affected
 CVE-2018-3620 (L1 Terminal Fault):                     Not affected
 Microarchitectural Data Sampling:                      Not affected
 CVE-2017-5754 (Meltdown):                              Not affected
 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: Enhanced IBRS, IBPB:
                                                        conditional, RSB filling
 CVE-2020-0543 (Special Register Buffer Data Sampling): Not affected
 CVE-2019-11135 (TSX Asynchronous Abort):               Not affected

 run-level 3 Oct 2 23:49

 SPEC is set to: /home/cpu2017
    Filesystem     Type   Size  Used Avail Use% Mounted on
    /dev/sda2      btrfs  222G   43G  179G  20% /home

 From /sys/devices/virtual/dmi/id
     Vendor:         Cisco Systems Inc
     Product:        UCSC-C220-M6S
     Serial:         WZP24430N7F

 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:
     32x 0xCE00 M393A4K40DB3-CWE 32 GB 2 rank 3200

 BIOS:
    BIOS Vendor:       Cisco Systems, Inc.
    BIOS Version:      C220M6.4.2.1d.0.0730210924
    BIOS Date:         07/30/2021
    BIOS Revision:     5.22

 (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-AVX2   -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-AVX2   -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-AVX2   -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-AVX2   -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-AVX2   -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:  -m64   -Wl,-z,muldefs   -prof-gen(pass 1)   -prof-use(pass 2)   -DSPEC_SUPPRESS_OPENMP   -DSPEC_OPENMP   -ipo   -xCORE-AVX2   -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 
649.fotonik3d_s:  Same as 603.bwaves_s 
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-AVX2   -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/Cisco-Platform-Settings-V1.0-ICX-revG.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/Cisco-Platform-Settings-V1.0-ICX-revG.xml.