SPEChpc™ 2021 Small Result

Copyright 2021-2023 Standard Performance Evaluation Corporation

NEC (Test Sponsor: Helmholtz-Zentrum Dresden - Rossendorf)

Hemera: GIGABYTE H262-Z61 (AMD EPYC 7702)

SPEChpc 2021_sml_base = 3.23

SPEChpc 2021_sml_peak = Not Run

hpc2021 License: 065A Test Date: Sep-2021
Test Sponsor: Helmholtz-Zentrum Dresden - Rossendorf Hardware Availability: Aug-2019
Tested by: Helmholtz-Zentrum Dresden - Rossendorf Software Availability: Jul-2021

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 3.23
SPEChpc 2021_sml_peak Not Run
Results appear in the order in which they were run. Bold underlined text indicates a median measurement.
605.lbm_s OMP 256 4 381 4.07 401 3.86
613.soma_s OMP 256 4 414 3.87 421 3.80
618.tealeaf_s OMP 256 4 1039 1.97 1043 1.97
619.clvleaf_s OMP 256 4 821 2.01 809 2.04
621.miniswp_s OMP 256 4 311 3.54 304 3.62
628.pot3d_s OMP 256 4 880 1.90 957 1.75
632.sph_exa_s OMP 256 4 375 6.13 375 6.13
634.hpgmgfv_s OMP 256 4 385 2.53 384 2.54
635.weather_s OMP 256 4 381 6.83 381 6.82
Hardware Summary
Type of System: Homogenous Cluster
Compute Node: Compute Node
Interconnect: Infiniband (EDR)
Compute Nodes Used: 8
Total Chips: 16
Total Cores: 512
Total Threads: 512
Total Memory: 4 TB
Software Summary
Compiler: C/C++/Fortran: Version 11.2 of
GNU Compilers
MPI Library: OpenMPI Version 4.0.4
Other MPI Info: None
Other Software: None
Base Parallel Model: OMP
Base Ranks Run: 256
Base Threads Run: 4
Peak Parallel Models: Not Run

Node Description: Compute Node

Hardware
Number of nodes: 8
Uses of the node: compute
Vendor: Gigabyte
Model: H262-Z61
CPU Name: AMD EPYC 7702
CPU(s) orderable: 1 or 2 chips per node
Chips enabled: 2
Cores enabled: 64
Cores per chip: 64
Threads per core: 1
CPU Characteristics: Max Boost Clock up to 3.35 GHz
CPU MHz: 2000
Primary Cache: 32 KB I + 32 KB D on chip per core
Secondary Cache: 512 KB I+D on chip per core
L3 Cache: 256 MB I+D on chip per chip
16 MB shared / 4 cores
Other Cache: None
Memory: 512 GB (16 x 32GB 2Rx4 PC4-3200AA-RB2-12-RB0)
Disk Subsystem: 1 x 500 GB SSD
Other Hardware: None
Accel Count: 0
Adapter: Mellanox MT4119
Number of Adapters: 2
Slot Type: PCIe 4.0 16x
Data Rate: 100 Gb/s
Ports Used: 2
Interconnect Type: EDR Infiniband
Software
Adapter: Mellanox MT4119
Adapter Firmware: 16.26.1040
Operating System: CentOS Linux release 7.9.2009 (Core)
3.10.0-1160.6.1.el7.x86_64
Local File System: xfs
Shared File System: GPFS Version 5.0.5.0
6 NSD (vendor: NEC)
5 building blocks (vendor: NetApp):
2x (240 x 8 TB HDD)
1x (180 x 12 TB HDD)
1x (240 x 16 TB HDD)
1x (120 x 16 TB HDD)
System State: Multi-user, run level 3
Other Software: None

Interconnect Description: Infiniband (EDR)

Hardware
Vendor: Mellanox Technologies
Model: Mellanox SB7790
Switch Model: 36 x EDR 100 Gb/s
Number of Switches: 2
Number of Ports: 36
Data Rate: 100 Gb/s
Topology: Mesh (blocking factor: 8:1)
Primary Use: MPI Traffic, GPFS
Software

Submit Notes

The config file option 'submit' was used.
  MPI startup command:
    mpirun --bind-to l3cache -npersocket 16 -np $ranks $command

Compiler Version Notes

==============================================================================
 FC  619.clvleaf_s(base) 628.pot3d_s(base) 635.weather_s(base)
------------------------------------------------------------------------------
GNU Fortran (GCC) 11.2.0
Copyright (C) 2021 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
------------------------------------------------------------------------------

==============================================================================
 CXXC 632.sph_exa_s(base)
------------------------------------------------------------------------------
g++ (GCC) 11.2.0
Copyright (C) 2021 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
------------------------------------------------------------------------------

==============================================================================
 CC  605.lbm_s(base) 613.soma_s(base) 618.tealeaf_s(base) 621.miniswp_s(base)
      634.hpgmgfv_s(base)
------------------------------------------------------------------------------
gcc (GCC) 11.2.0
Copyright (C) 2021 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
------------------------------------------------------------------------------

Base Compiler Invocation

C benchmarks:

 mpicc 

C++ benchmarks:

 mpicxx 

Fortran benchmarks:

 mpif90 

Base Portability Flags

621.miniswp_s:  -DUSE_KBA   -DUSE_ACCELDIR 
632.sph_exa_s:  -DSPEC_USE_LT_IN_KERNELS 

Base Optimization Flags

C benchmarks:

 -fopenmp   -Ofast   -march=native 

C++ benchmarks:

 -fopenmp   -Ofast   -march=native   -std=c++14 

Fortran benchmarks:

 -fopenmp   -Ofast   -march=native   -ffree-line-length-none   -fno-stack-protector 

The flags file that was used to format this result can be browsed at
http://www.spec.org/hpc2021/flags/gcc.2021-10-28.html.

You can also download the XML flags source by saving the following link:
http://www.spec.org/hpc2021/flags/gcc.2021-10-28.xml.