|
Cray (Test Sponsor: Indiana University) NVIDIA Tesla K20 Cray XK7 |
SPECaccel_ocl_base = 1.52 |
|
SPECaccel_ocl_peak = Not Run |
| ACCEL license: | 3440A | Test date: | Aug-2014 |
|---|---|---|---|
| Test sponsor: | Indiana University | Hardware Availability: | Apr-2013 |
| Tested by: | Indiana University | Software Availability: | Jun-2014 |
| 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 |
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 | 72.6 | 1.47 | 72.5 | 1.48 | 72.4 | 1.48 | ||||||
| 103.stencil | 75.4 | 1.66 | 75.4 | 1.66 | 75.4 | 1.66 | ||||||
| 104.lbm | 55.1 | 2.03 | 55.1 | 2.03 | 55.1 | 2.03 | ||||||
| 110.fft | 73.0 | 1.52 | 72.9 | 1.52 | 72.9 | 1.52 | ||||||
| 112.spmv | 99.3 | 1.48 | 99.5 | 1.48 | 99.3 | 1.48 | ||||||
| 114.mriq | 36.6 | 2.98 | 36.7 | 2.97 | 36.7 | 2.97 | ||||||
| 116.histo | 156 | 0.733 | 155 | 0.736 | 155 | 0.735 | ||||||
| 117.bfs | 71.6 | 1.63 | 71.5 | 1.64 | 71.5 | 1.64 | ||||||
| 118.cutcp | 40.7 | 2.43 | 40.7 | 2.43 | 40.7 | 2.43 | ||||||
| 120.kmeans | 116 | 0.866 | 115 | 0.866 | 115 | 0.866 | ||||||
| 121.lavamd | 74.1 | 1.47 | 74.2 | 1.47 | 73.9 | 1.48 | ||||||
| 122.cfd | 119 | 1.06 | 119 | 1.06 | 119 | 1.06 | ||||||
| 123.nw | 84.7 | 1.36 | 84.7 | 1.36 | 84.7 | 1.36 | ||||||
| 124.hotspot | 46.9 | 2.43 | 46.9 | 2.43 | 46.9 | 2.43 | ||||||
| 125.lud | 107 | 1.11 | 107 | 1.11 | 107 | 1.11 | ||||||
| 126.ge | 65.0 | 2.39 | 65.0 | 2.38 | 65.0 | 2.39 | ||||||
| 127.srad | 77.0 | 1.48 | 77.1 | 1.48 | 77.2 | 1.48 | ||||||
| 128.heartwall | 85.3 | 1.24 | 85.2 | 1.24 | 85.2 | 1.24 | ||||||
| 140.bplustree | 84.6 | 1.28 | 84.7 | 1.28 | 84.7 | 1.28 | ||||||
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 |