SPEC(R) ACCEL_OCL Summary Cray NVIDIA Tesla K20 Cray XK7 Test Sponsor: Indiana University Fri Aug 22 11:41:18 2014 ACCEL License: 3440A Test date: Aug-2014 Test sponsor: Indiana University Hardware availability: Apr-2013 Tested by: Indiana University Software availability: Jun-2014 Base Base Base Peak Peak Peak Benchmarks Ref. Run Time Ratio Ref. Run Time Ratio -------------- ------ --------- --------- ------ --------- --------- 101.tpacf 107 72.6 1.47 S 101.tpacf 107 72.5 1.48 * 101.tpacf 107 72.4 1.48 S 103.stencil 125 75.4 1.66 S 103.stencil 125 75.4 1.66 * 103.stencil 125 75.4 1.66 S 104.lbm 112 55.1 2.03 S 104.lbm 112 55.1 2.03 * 104.lbm 112 55.1 2.03 S 110.fft 111 73.0 1.52 S 110.fft 111 72.9 1.52 * 110.fft 111 72.9 1.52 S 112.spmv 147 99.3 1.48 S 112.spmv 147 99.5 1.48 S 112.spmv 147 99.3 1.48 * 114.mriq 109 36.6 2.98 S 114.mriq 109 36.7 2.97 S 114.mriq 109 36.7 2.97 * 116.histo 114 156 0.733 S 116.histo 114 155 0.736 S 116.histo 114 155 0.735 * 117.bfs 117 71.6 1.63 S 117.bfs 117 71.5 1.64 * 117.bfs 117 71.5 1.64 S 118.cutcp 99 40.7 2.43 S 118.cutcp 99 40.7 2.43 S 118.cutcp 99 40.7 2.43 * 120.kmeans 100 116 0.866 S 120.kmeans 100 115 0.866 * 120.kmeans 100 115 0.866 S 121.lavamd 109 74.1 1.47 * 121.lavamd 109 74.2 1.47 S 121.lavamd 109 73.9 1.48 S 122.cfd 126 119 1.06 S 122.cfd 126 119 1.06 * 122.cfd 126 119 1.06 S 123.nw 115 84.7 1.36 S 123.nw 115 84.7 1.36 S 123.nw 115 84.7 1.36 * 124.hotspot 114 46.9 2.43 S 124.hotspot 114 46.9 2.43 * 124.hotspot 114 46.9 2.43 S 125.lud 119 107 1.11 S 125.lud 119 107 1.11 * 125.lud 119 107 1.11 S 126.ge 155 65.0 2.39 * 126.ge 155 65.0 2.38 S 126.ge 155 65.0 2.39 S 127.srad 114 77.0 1.48 S 127.srad 114 77.1 1.48 * 127.srad 114 77.2 1.48 S 128.heartwall 106 85.3 1.24 S 128.heartwall 106 85.2 1.24 S 128.heartwall 106 85.2 1.24 * 140.bplustree 108 84.6 1.28 S 140.bplustree 108 84.7 1.28 S 140.bplustree 108 84.7 1.28 * ============================================================================== 101.tpacf 107 72.5 1.48 * 103.stencil 125 75.4 1.66 * 104.lbm 112 55.1 2.03 * 110.fft 111 72.9 1.52 * 112.spmv 147 99.3 1.48 * 114.mriq 109 36.7 2.97 * 116.histo 114 155 0.735 * 117.bfs 117 71.5 1.64 * 118.cutcp 99 40.7 2.43 * 120.kmeans 100 115 0.866 * 121.lavamd 109 74.1 1.47 * 122.cfd 126 119 1.06 * 123.nw 115 84.7 1.36 * 124.hotspot 114 46.9 2.43 * 125.lud 119 107 1.11 * 126.ge 155 65.0 2.39 * 127.srad 114 77.1 1.48 * 128.heartwall 106 85.2 1.24 * 140.bplustree 108 84.7 1.28 * SPECaccel_ocl_base 1.52 SPECaccel_ocl_peak Not Run HARDWARE -------- CPU Name: AMD Opteron 6276 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: 32 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: None Other Hardware: None ACCELERATOR ----------- Accel Model Name: Tesla K20 Accel Vendor: NVIDIA Accel Name: NVIDIA Tesla K20 Type of Accel: GPU Accel Connection: PCIe 2.0 16x Does Accel Use ECC: yes Accel Description: NVIDIA Tesla K20m GPU, 2496 CUDA cores, 706MHz, 5 GB GDDR5 RAM Accel Driver: NVIDIA UNIX x86_64 Kernel Module 319.82 SOFTWARE -------- Operating System: SUSE Linux Enterprise Server 11 (x86_64), Cray Linux Environment 4.2 SUSE Linux Enterprise Server 11 (x86_64) 2.6.32.59-0.7.1_1.0402.7496-cray_gem_c Compiler: GNU Fortran (GCC) 4.9.0 File System: NFSv3 (IBM N5500 NAS) over Gb ethernet System State: Multi-user, run level 3 Other Software: NVIDIA CUDA 5.5.20 Platform Notes -------------- Sysinfo program /N/soft/mason/specaccel-1.0/Docs/sysinfo $Rev: 6874 $ $Date:: 2013-11-20 #$ 0953404ef7e75a5f9bbb534c6de3f831 running on nid00264 Fri Aug 22 11:41:24 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 : AMD Opteron(TM) Processor 6276 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 : 16 siblings : 16 physical 0: cores 0 1 2 3 4 5 6 7 cache size : 2048 KB From /proc/meminfo MemTotal: 33084584 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 = 1 mazama-release: Mazama Wed Aug 28 02:06:30 CDT 2013 on hssbld0 by bwdev lsb-cray-mazama-7.1.0 uname -a: Linux nid00264 2.6.32.59-0.7.1_1.0402.7496-cray_gem_c #1 SMP Wed Feb 26 05:58:57 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux SPEC is set to: /N/soft/mason/specaccel-1.0 Filesystem Type Size Used Avail Use% Mounted on /N/soft dvs 1.9T 1.6T 247G 87% /N/soft 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 4.2.1 OpenCL Device #0: Tesla K20, v 319.82 C++ benchmarks: OpenCL Platform: NVIDIA CUDA, OpenCL 1.1 CUDA 4.2.1 OpenCL Device #0: Tesla K20, v 319.82 Base Compiler Invocation ------------------------ C benchmarks: gcc C++ benchmarks: g++ Base Optimization Flags ----------------------- C benchmarks: -O2 -I/opt/nvidia/cudatoolkit/default/include -L/opt/cray/nvidia/default/lib64 -lcuda -lOpenCL C++ benchmarks: -O2 -I/opt/nvidia/cudatoolkit/default/include -L/opt/cray/nvidia/default/lib64 -lcuda -lOpenCL The flags file that was used to format this result can be browsed at http://www.spec.org/accel/flags/flags-advanced.html You can also download the XML flags source by saving the following link: http://www.spec.org/accel/flags/flags-advanced.xml SPEC is a registered trademark of the Standard Performance Evaluation Corporation. All other brand and product names appearing in this result are trademarks or registered trademarks of their respective holders. --------------------------------------------------------------------------------- For questions about this result, please contact the tester. For other inquiries, please contact webmaster@spec.org. Copyright 2014-2015 Standard Performance Evaluation Corporation Tested with SPEC ACCEL v1.0. Report generated on Tue Mar 3 14:21:42 2015 by ACCEL ASCII formatter v1212. Originally published on 17 September 2014.