SPEC® ACCEL_OCL Result

SuperMicro (Test Sponsor: KIT Institute for Data Processing and Electronics)

NVIDIA Tesla K20Xm

7047GR-TRF

ACCEL license:	HPG-052A	Test date:	Jun-2014
Test sponsor:	KIT Institute for Data Processing and Electronics	Hardware Availability:	Nov-2012
Tested by:	Karlsruhe Institute of Technology (KIT)	Software Availability:	Feb-2014

Hardware
CPU Name:	Intel Xeon E5-2640
CPU Characteristics:
CPU MHz:	2500
CPU MHz Maximum:	3000
FPU:	--
CPU(s) enabled:	12 cores, 2 chips, 6 cores/chip, 2 threads/core
CPU(s) orderable:	2
Primary Cache:	32 KB I + 32 KB D on chip per core
Secondary Cache:	256 KB I+D on chip per core
L3 Cache:	15 MB I+D on chip per chip
Other Cache:	None
Memory:	256 GB (16 x 16 GB 2Rx8 PC3-12800R-9, ECC, running at 1333 MHz)
Disk Subsystem:	19 TB GlusterFS network storage 2 mirroring nodes with 16 disks hardware RAID6 each
Other Hardware:	--

Accelerator
Accel Model Name:	Tesla K20Xm
Accel Vendor:	NVIDIA
Accel Name:	NVIDIA Tesla K20Xm
Type of Accel:	GPU
Accel Connection:	PCIe 2.0 16x
Does Accel Use ECC:	Yes
Accel Description:	NVIDIA Tesla K20Xm GPU, 2688 CUDA cores, 732 MHz 5.6 GiB GDDR5 RAM - ECC activated
Accel Driver:	NVIDIA CUDA 6.0rc Driver Version 331.44

Software
Operating System:	openSUSE 12.2 (x86_64) Kernel 3.4.47-2.38-desktop
Compiler:	Version 4.7.1 of GCC
File System:	fuse.glusterfs
System State:	Run level 3 (multi-user)
Other Software:	NVIDIA CUDA 6.0rc Driver Version 331.44

Results Table

Benchmark	Base						Peak
Benchmark	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	74.8	1.43	74.7	1.43	74.7	1.43
103.stencil	62.3	2.01	62.3	2.01	62.3	2.01
104.lbm	37.6	2.98	37.6	2.98	38.1	2.94
110.fft	74.9	1.48	75.0	1.48	75.1	1.48
112.spmv	74.9	1.96	75.5	1.95	75.5	1.95
114.mriq	33.3	3.28	33.3	3.27	33.4	3.27
116.histo	106	1.07	98.6	1.16	126	0.903
117.bfs	57.8	2.02	60.8	1.92	57.7	2.03
118.cutcp	39.5	2.51	39.5	2.51	39.5	2.50
120.kmeans	89.6	1.12	85.4	1.17	85.5	1.17
121.lavamd	67.8	1.61	68.0	1.60	67.8	1.61
122.cfd	103	1.23	104	1.21	103	1.22
123.nw	76.0	1.51	77.4	1.48	76.0	1.51
124.hotspot	44.1	2.58	44.1	2.58	44.0	2.59
125.lud	103	1.16	102	1.16	103	1.16
126.ge	43.5	3.56	43.6	3.56	43.5	3.56
127.srad	66.6	1.71	66.9	1.70	66.8	1.71
128.heartwall	107	0.992	107	0.991	107	0.991
140.bplustree	97.7	1.11	98.0	1.10	97.6	1.11

Platform Notes

 Sysinfo program
 /pdv/home/student/users/609bc1b89b8a955fb5270ebe25f0c37d/server2/ACCELV1/install/Docs/sysinfo
 $Rev: 6874 $ $Date:: 2013-11-20 #$ 0953404ef7e75a5f9bbb534c6de3f831
 running on ipepdvcompute2 Wed Jun  4 23:21:13 2014

 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 E5-2640 0 @ 2.50GHz
       2 "physical id"s (chips)
       24 "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 : 6
       siblings  : 12
       physical 0: cores 0 1 2 3 4 5
       physical 1: cores 0 1 2 3 4 5
    cache size : 15360 KB

 From /proc/meminfo
    MemTotal:       264648676 kB
    HugePages_Total:       0
    Hugepagesize:       2048 kB

 /usr/bin/lsb_release -d
    openSUSE 12.2 (x86_64)

 From /etc/*release* /etc/*version*
    SuSE-release:
       openSUSE 12.2 (x86_64)
       VERSION = 12.2
       CODENAME = Mantis
    os-release:
       NAME=openSUSE
       VERSION="12.2 (Mantis)"
       VERSION_ID="12.2"
       PRETTY_NAME="openSUSE 12.2 (Mantis) (x86_64)"
       ID=opensuse
       ANSI_COLOR="0;32"
       CPE_NAME="cpe:/o:opensuse:opensuse:12.2"

 uname -a:
    Linux ipepdvcompute2 3.4.47-2.38-desktop #1 SMP PREEMPT Fri May 31 20:17:40
    UTC 2013 (3961086) x86_64 x86_64 x86_64 GNU/Linux

 run-level 3 Apr 14 19:59

 SPEC is set to:
 /pdv/home/student/users/609bc1b89b8a955fb5270ebe25f0c37d/server2/ACCELV1/install
    Filesystem           Type            Size  Used Avail Use% Mounted on
    192.168.11.1:storage fuse.glusterfs   19T   16T  3.0T  84% /pdv

 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 6.0.1 OpenCL Device #0: Tesla K20Xm, v 331.44

C++ benchmarks:

OpenCL Platform: NVIDIA CUDA, OpenCL 1.1 CUDA 6.0.1 OpenCL Device #0: Tesla K20Xm, v 331.44

Base Compiler Invocation

C benchmarks:

gcc

C++ benchmarks:

g++

Base Optimization Flags

C benchmarks:

-O2 -lOpenCL

C++ benchmarks:

-O2 -lOpenCL

The flags file that was used to format this result can be browsed at
http://www.spec.org/accel/flags/gcc_flags.20150303.00.html.

You can also download the XML flags source by saving the following link:
http://www.spec.org/accel/flags/gcc_flags.20150303.00.xml.