SPEC® ACCEL™ OCL Result

Copyright 2014-2015 Standard Performance Evaluation Corporation

Bull (Test Sponsor: Technische Universitaet Dresden)

NVIDIA Tesla K20X

Bull B515

SPECaccel_ocl_base = 1.97

SPECaccel_ocl_peak = Not Run

ACCEL license: 37A Test date: Sep-2015
Test sponsor: Technische Universitaet Dresden Hardware Availability: Jul-2013
Tested by: Technische Universitaet Dresden Software Availability: Mar-2015
Benchmark results graph
Hardware
CPU Name: Intel Xeon E5-2450
CPU Characteristics: Intel Turbo Boost Technology up to 2.90 GHz
CPU MHz: 2100
CPU MHz Maximum: 2900
FPU: Integrated
CPU(s) enabled: 16 cores, 2 chips, 8 cores/chip
CPU(s) orderable: 1,2 chips
Primary Cache: 32 KB I + 32 KB D on chip per core
Secondary Cache: 256 KB I+D on chip per core
L3 Cache: 20 MB I+D on chip per chip
Other Cache: None
Memory: 48 GB (6 x 8 GB 2Rx4 PC3-12800R-11, ECC)
Disk Subsystem: 29 TB NetApp FAS6280
Other Hardware: --
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, 2688 CUDA cores, 732 MHz
6 GB GDDR5 RAM
(Kepler Generation)
Accel Driver: NVIDIA UNIX x86_64 Kernel Module 346.46
Software
Operating System: bullx Linux Server release 6.3 (V1)
2.6.32-279.5.2.bl6.Bull.35_restricted.x86_64
Compiler: GNU Compiler C/C++ Version 4.9.1
File System: nfs
System State: Run level 3 (Multi-User)
Other Software: NVIDIA Cuda SDK 7.0, driver version 346.46

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.
101.tpacf 67.1  1.60   67.1  1.59   67.0  1.60  
103.stencil 57.7  2.17   57.1  2.19   57.3  2.18  
104.lbm 37.1  3.02   37.0  3.02   37.1  3.02  
110.fft 49.1  2.26   48.9  2.27   49.0  2.27  
112.spmv 77.0  1.91   77.1  1.91   77.1  1.91  
114.mriq 20.0  5.44   20.0  5.44   20.0  5.44  
116.histo 121    0.940  121    0.940  91.4  1.25  
117.bfs 56.0  2.09   56.0  2.09   60.3  1.94  
118.cutcp 38.7  2.56   38.7  2.56   38.7  2.56  
120.kmeans 112    0.890  112    0.891  112    0.891 
121.lavamd 19.7  5.53   19.7  5.53   19.7  5.53  
122.cfd 61.2  2.06   60.7  2.08   61.2  2.06  
123.nw 70.5  1.63   70.5  1.63   70.5  1.63  
124.hotspot 43.3  2.63   43.1  2.65   43.4  2.63  
125.lud 101    1.17   101    1.17   100    1.19  
126.ge 39.3  3.95   39.3  3.95   39.3  3.94  
127.srad 65.6  1.74   65.5  1.74   65.7  1.74  
128.heartwall 136    0.780  136    0.781  136    0.779 
140.bplustree 95.4  1.13   95.2  1.13   96.3  1.12  

Platform Notes

MultiThreading disabled in BIOS
 Sysinfo program /home/s1428123/spec-accel/Docs/sysinfo
 $Rev: 6874 $ $Date:: 2013-11-20 #$ 0953404ef7e75a5f9bbb534c6de3f831
 running on taurusi2001 Tue Sep  8 11:03:54 2015

 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 : Intel(R) Xeon(R) CPU E5-2450 0 @ 2.10GHz
       2 "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  : 8
       physical 0: cores 0 1 2 3 4 5 6 7
       physical 1: cores 0 1 2 3 4 5 6 7
    cache size : 20480 KB

 From /proc/meminfo
    MemTotal:       49396228 kB
    HugePages_Total:       0
    Hugepagesize:       2048 kB

 /usr/bin/lsb_release -d
    bullx Linux Server release 6.3 (V1)

 From /etc/*release* /etc/*version*
    bull-release: bullx Linux Server release 6.3 (V1)
    redhat-release: bullx Linux Server release 6.3 (V1)
    system-release: bullx Linux Server release 6.3 (V1)
    system-release-cpe: cpe:/o:bullx:linux:6server:ga:server

 uname -a:
    Linux taurusi2001 2.6.32-279.5.2.bl6.Bull.35_restricted.x86_64 #1 SMP Wed Apr
    24 14:29:54 CEST 2013 x86_64 x86_64 x86_64 GNU/Linux

 run-level 3 Aug 13 17:30

 SPEC is set to: /home/s1428123/spec-accel
    Filesystem    Type    Size  Used Avail Use% Mounted on
    172.26.75.132:/hrsk_userhome
                   nfs     29T   24T  5.3T  82% /home

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

 (End of data from sysinfo program)

Base Runtime Environment

C benchmarks:

 OpenCL Platform: NVIDIA CUDA, OpenCL 1.1 CUDA 7.0.28   OpenCL Device #0: Tesla K20Xm, v 346.46 

C++ benchmarks:

 OpenCL Platform: NVIDIA CUDA, OpenCL 1.1 CUDA 7.0.28   OpenCL Device #0: Tesla K20Xm, v 346.46 

Base Compiler Invocation

C benchmarks:

 gcc 

C++ benchmarks:

 g++ 

Base Optimization Flags

C benchmarks:

 -O2   -I/sw/taurus/libraries/cuda/7.0.28/include   -L/sw/taurus/libraries/cuda/7.0.28/lib64   -lOpenCL 

C++ benchmarks:

 -O2   -I/sw/taurus/libraries/cuda/7.0.28/include   -L/sw/taurus/libraries/cuda/7.0.28/lib64   -lOpenCL 

The flags file that was used to format this result can be browsed at
http://www.spec.org/accel/flags/flags-advanced.20150930.html.

You can also download the XML flags source by saving the following link:
http://www.spec.org/accel/flags/flags-advanced.20150930.xml.