SPEChpc™ 2021 Small Result

Copyright 2021-2025 Standard Performance Evaluation Corporation

Lenovo

SR860 V4(Intel Xeon 6788P)

SPEChpc 2021_sml_base = 2.59

SPEChpc 2021_sml_peak = 2.59

hpc2021 License: 9017 Test Date: Sep-2025
Test Sponsor: Lenovo Hardware Availability: Sep-2025
Tested by: Lenovo Software Availability: Jun-2025

Benchmark result graphs are available in the PDF report.

Results Table

Benchmark Base Peak
Model Ranks Thrds/Rnk Seconds Ratio Seconds Ratio Seconds Ratio Model Ranks Thrds/Rnk Seconds Ratio Seconds Ratio Seconds Ratio
SPEChpc 2021_sml_base 2.59
SPEChpc 2021_sml_peak 2.59
Results appear in the order in which they were run. Bold underlined text indicates a median measurement.
605.lbm_s OMP 8 86 433 3.58 433 3.58 434 3.57 OMP 8 86 433 3.58 433 3.58 434 3.57
613.soma_s OMP 8 86 255 6.27 253 6.33 254 6.30 OMP 8 86 255 6.27 253 6.33 254 6.30
618.tealeaf_s OMP 8 86 1630 1.26 1629 1.26 1634 1.25 OMP 8 86 1630 1.26 1629 1.26 1634 1.25
619.clvleaf_s OMP 8 86 1351 1.22 1352 1.22 1349 1.22 OMP 8 86 1351 1.22 1352 1.22 1349 1.22
621.miniswp_s OMP 8 86 186 5.92 186 5.93 186 5.92 OMP 8 86 186 5.92 186 5.93 186 5.92
628.pot3d_s OMP 8 86 1353 1.24 1354 1.24 1355 1.24 OMP 8 86 1353 1.24 1354 1.24 1355 1.24
632.sph_exa_s OMP 8 86 562 4.10 562 4.10 567 4.06 OMP 8 86 562 4.10 562 4.10 567 4.06
634.hpgmgfv_s OMP 8 86 712 1.37 711 1.37 713 1.37 OMP 8 86 712 1.37 711 1.37 713 1.37
635.weather_s OMP 8 86 705 3.69 704 3.69 705 3.69 OMP 8 86 705 3.69 704 3.69 705 3.69
Hardware Summary
Type of System: Homogenous Cluster
Compute Node: SR860 V4(Intel Xeon 6788P)
Interconnect: None
Compute Nodes Used: 1
Total Chips: 4
Total Cores: 344
Total Threads: 688
Total Memory: 1 TB
Total Accelerators: 0
Max. Peak Threads: 86
Software Summary
Compiler: Intel oneAPI Compiler 2025.2.1
MPI Library: Intel MPI Library 2021.16 for Linux OS
Other MPI Info: None
Other Software: None
Base Parallel Model: OMP
Base Ranks Run: 8
Base Threads Run: 86
Peak Parallel Models: OMP
Minimum Peak Ranks: 8
Maximum Peak Ranks: 8
Max. Peak Threads: 86
Min. Peak Threads: 86

Node Description: SR860 V4(Intel Xeon 6788P)

Hardware
Number of nodes: 1
Uses of the node: Compute
Vendor: Intel
Model: SR860 V4(Intel Xeon 6788P)
CPU Name: Intel Xeon 6788P
CPU(s) orderable: 4 chips
Chips enabled: 4
Cores enabled: 344
Cores per chip: 86
Threads per core: 2
CPU Characteristics: Turbo Boost Technology up to 3.8 GHz
CPU MHz: 2000
Primary Cache: 64 KB I + 48 KB D on chip per core
Secondary Cache: 2 MB I+D on chip per core
L3 Cache: 336 MB I+D on chip per chip
Other Cache: None
Memory: 1 TB (16 x 64 GB 2Rx4 PC5-6400B-R)
Disk Subsystem: 1 x 1.92 TB NVMe SSD
Other Hardware: None
Accel Count: None
Accel Model: None
Accel Vendor: None
Accel Type: None
Accel Connection: None
Accel ECC enabled: None
Accel Description: None
Adapter: None
Number of Adapters: 0
Slot Type: None
Data Rate: None
Ports Used: 0
Interconnect Type: None
Software
Accelerator Driver: None
Adapter: None
Adapter Driver: None
Adapter Firmware: None
Operating System: Ubuntu 24.02.2 LTS
6.8.0-79-generic
Local File System: ext4
Shared File System: None
System State: Run level 5
Other Software: None

Interconnect Description: None

Submit Notes

The config file option 'submit' was used.

Compiler Version Notes

==============================================================================
 CXXC 632.sph_exa_s(base)
------------------------------------------------------------------------------
Intel(R) oneAPI DPC++/C++ Compiler 2025.2.1 (2025.2.0.20250806)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /opt/intel/oneapi/compiler/2025.2/bin/compiler
Configuration file: /opt/intel/oneapi/compiler/2025.2/bin/compiler/../icpx.cfg
------------------------------------------------------------------------------

==============================================================================
 CC  605.lbm_s(base) 613.soma_s(base) 618.tealeaf_s(base) 621.miniswp_s(base)
      634.hpgmgfv_s(base)
------------------------------------------------------------------------------
Intel(R) oneAPI DPC++/C++ Compiler 2025.2.1 (2025.2.0.20250806)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /opt/intel/oneapi/compiler/2025.2/bin/compiler
Configuration file: /opt/intel/oneapi/compiler/2025.2/bin/compiler/../icx.cfg
------------------------------------------------------------------------------

==============================================================================
 FC  619.clvleaf_s(base) 628.pot3d_s(base) 635.weather_s(base)
------------------------------------------------------------------------------
ifx (IFX) 2025.2.1 20250806
Copyright (C) 1985-2025 Intel Corporation. All rights reserved.
------------------------------------------------------------------------------

Base Compiler Invocation

C benchmarks:

 mpiicc -cc=icx 

C++ benchmarks:

 mpiicpc -cxx=icpx 

Fortran benchmarks:

 mpiifort -fc=ifx 

Base Portability Flags

605.lbm_s:  -lstdc++   -std=c++14 
613.soma_s:  -lstdc++   -std=c++14 
618.tealeaf_s:  -lstdc++   -std=c++14 
621.miniswp_s:  -lstdc++   -std=c++14 
634.hpgmgfv_s:  -lstdc++   -std=c++14 

Base Optimization Flags

C benchmarks:

 -O3   -Ofast   -xCORE-AVX512   -mprefer-vector-width=512   -qopt-multiple-gather-scatter-by-shuffles   -fiopenmp   -ffast-math   -flto   -funroll-loops 

C++ benchmarks:

 -O3   -Ofast   -xCORE-AVX512   -mprefer-vector-width=512   -qopt-multiple-gather-scatter-by-shuffles   -fiopenmp   -ffast-math   -flto   -funroll-loops 

Fortran benchmarks:

 -O3   -Ofast   -xCORE-AVX512   -mprefer-vector-width=512   -qopt-multiple-gather-scatter-by-shuffles   -fiopenmp   -ffast-math   -flto   -funroll-loops   -nostandard-realloc-lhs   -align array64byte 

Base Other Flags

C benchmarks:

 -Ispecmpitime   -Wno-incompatible-function-pointer-types 

C++ benchmarks:

 -Ispecmpitime  

Fortran benchmarks:

619.clvleaf_s:  -Ispecmpitime 

Peak Optimization Flags

C benchmarks:

605.lbm_s:  basepeak = yes 
613.soma_s:  basepeak = yes 
618.tealeaf_s:  basepeak = yes 
621.miniswp_s:  basepeak = yes 
634.hpgmgfv_s:  basepeak = yes 

C++ benchmarks:

632.sph_exa_s:  basepeak = yes 

Fortran benchmarks:

619.clvleaf_s:  basepeak = yes 
628.pot3d_s:  basepeak = yes 
635.weather_s:  basepeak = yes 

The flags file that was used to format this result can be browsed at
http://www.spec.org/hpc2021/flags/Intel_compiler_flags.2024-12-11.html.

You can also download the XML flags source by saving the following link:
http://www.spec.org/hpc2021/flags/Intel_compiler_flags.2024-12-11.xml.