SPEC® ACCEL™ ACC Result

Copyright 2015-2017 Standard Performance Evaluation Corporation

Cray (Test Sponsor: Oak Ridge National Laboratory)

NVIDIA Tesla K20X

Cray XK7 system

SPECaccel_acc_base = 2.26

SPECaccel_acc_peak = Not Run

ACCEL license: 054A Test date: May-2017
Test sponsor: Oak Ridge National Laboratory Hardware Availability: Apr-2013
Tested by: Oak Ridge National Laboratory Software Availability: Mar-2017
Benchmark results graph
Hardware
CPU Name: AMD Opteron 6274
CPU Characteristics: AMD Turbo CORE Technology up to 3.2GHz, Turbo
CORE off
CPU MHz: 2300
CPU MHz Maximum: 3200
FPU: Integrated
CPU(s) enabled: 16 cores, 1 chip, 16 cores/chip
CPU(s) orderable: 1 chip
Primary Cache: 64 KB I + 16 KB D on chip per core
Secondary Cache: 16 MB I+D on chip per chip, 2 MB shared / 2 cores
L3 Cache: 16 MB I+D on chip per chip, 8 MB shared / 8 cores
Other Cache: None
Memory: 32 GB (4 x 8 GB 2Rx4 PC3L-12800R-11, ECC)
Disk Subsystem: 14P Lustre parallel file system
Other Hardware: N/A
Accelerator
Accel Model Name: Tesla K20X
Accel Vendor: NVIDIA
Accel Name: NVIDIA Tesla K20X
Type of Accel: GPU
Accel Connection: PCIe 2.0 16x
Does Accel Use ECC: yes
Accel Description: NVIDIA Tesla K20X GPU, 2688 CUDA cores, 732MHz, 6
GB GDDR5 RAM
Accel Driver: NVIDIA UNIX x86_64 Kernel Module 352.101
Software
Operating System: SUSE Linux Enterprise Server 11 (x86_64)
3.0.101-0.46.1_1.0502.8871-cray_gem_c
Compiler: PGI Premier Edition, Release 17.3
File System: lustre
System State: Run level 3 (multi-user, non-graphical)
Other Software: None

Results Table

Benchmark Base Peak
Seconds Ratio Seconds Ratio Seconds Ratio Seconds Ratio Seconds Ratio Seconds Ratio
Results appear in the order in which they were run. Bold underlined text indicates a median measurement.
303.ostencil 67.4  2.15  67.0  2.16  67.1  2.16 
304.olbm 212    2.15  212    2.15  212    2.15 
314.omriq 442    2.17  442    2.16  441    2.17 
350.md 136    1.85  136    1.86  136    1.86 
351.palm 346    1.07  346    1.07  346    1.07 
352.ep 333    1.59  333    1.59  333    1.59 
353.clvrleaf 178    2.50  178    2.50  178    2.51 
354.cg 180    2.27  180    2.27  180    2.27 
355.seismic 156    2.38  154    2.40  154    2.40 
356.sp 114    2.43  114    2.43  113    2.43 
357.csp 85.2  3.17  85.2  3.17  85.3  3.17 
359.miniGhost 170    2.17  170    2.17  169    2.18 
360.ilbdc 138    2.67  138    2.67  137    2.67 
363.swim 116    1.98  116    1.98  116    1.98 
370.bt 43.1  5.17  43.0  5.18  43.0  5.19 

Submit Notes

The config file option 'submit' was used.

Platform Notes

Sysinfo program /var//opt/cray/alps/spool/14533706/sysinfo
$Rev: 6965 $ $Date:: 2015-04-21 #$ c05a7f14b1b1765e3fe1df68447e8a35
running on nid03790 Mon Jun  5 16:59:06 2017

This section contains SUT (System Under Test) info as seen by
some common utilities.  To remove or add to this section, see:
  http://www.spec.org/accel/Docs/config.html#sysinfo

From /proc/cpuinfo
   model name : AMD Opteron(TM) Processor 6274
      1 "physical id"s (chips)
      16 "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 : 8
      siblings  : 16
      physical 0: cores 0 1 2 3 4 5 6 7
   cache size : 2048 KB

From /proc/meminfo
   MemTotal:       33083764 kB
   HugePages_Total:       0
   Hugepagesize:       2048 kB

/usr/bin/lsb_release -d
   SUSE Linux Enterprise Server 11 (x86_64)

From /etc/*release* /etc/*version*
   SuSE-release:
      SUSE Linux Enterprise Server 11 (x86_64)
      VERSION = 11
      PATCHLEVEL = 3

uname -a:
   Linux nid03790 3.0.101-0.46.1_1.0502.8871-cray_gem_c #1 SMP Sat Oct 22
   15:26:43 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux


SPEC is set to: /lustre/atlas2/stf006/scratch/vgv/spec/accel/kit75chester
   Filesystem                   Type    Size  Used Avail Use% Mounted on
   10.36.226.77@o2ib200:/atlas2 lustre   14P  7.4P  5.8P  56% /lustre/atlas2

Cannot run dmidecode; consider saying 'chmod +s /usr/sbin/dmidecode'

(End of data from sysinfo program)

General Notes

Hardware no longer GA. Result shown for historical purposes.

Base Compiler Invocation

C benchmarks:

 cc 

Fortran benchmarks:

 ftn 

Benchmarks using both Fortran and C:

 cc   ftn 

Base Optimization Flags

C benchmarks:

 -fast   -Mfprelaxed    -acc   -ta=tesla:cc35   -ta=tesla:cuda7.5 

Fortran benchmarks:

 -fast   -Mfprelaxed    -acc   -ta=tesla:cc35   -ta=tesla:cuda7.5 

Benchmarks using both Fortran and C:

353.clvrleaf:  -fast   -Mfprelaxed    -acc   -ta=tesla:cc35   -ta=tesla:cuda7.5 
359.miniGhost:  -fast   -Mfprelaxed    -acc   -ta=tesla:cc35   -ta=tesla:cuda7.5   -Mnomain 

The flags file that was used to format this result can be browsed at
https://www.spec.org/accel/flags/pgi2017_flags.20170621.00.html.

You can also download the XML flags source by saving the following link:
https://www.spec.org/accel/flags/pgi2017_flags.20170621.00.xml.