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Cray (Test Sponsor: Indiana University) NVIDIA Tesla K20 Cray XK7 |
SPECaccel_ocl_base = 1.70 |
|
SPECaccel_ocl_peak = Not Run |
| ACCEL license: | 3440A | Test date: | Mar-2017 |
|---|---|---|---|
| Test sponsor: | Indiana University | Hardware Availability: | Apr-2013 |
| Tested by: | Indiana University | Software Availability: | Jan-2017 |
| 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 352.68 |
| Software | |
|---|---|
| Operating System: | SUSE Linux Enterprise Server 11 (x86_64), Cray Linux Environment 5.2 3.0.101-0.46.1_1.0502.8871-cray_gem_c |
| Compiler: | GNU Fortran (GCC) 5.3.0 |
| File System: | NFSv3 (DDN SFA12KE) over 10GB Ethernet |
| System State: | Run level 3 (Multi-user) |
| Other Software: | NVIDIA CUDA 7.5.18 |
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 | 77.0 | 1.39 | 77.0 | 1.39 | 77.0 | 1.39 | ||||||
| 103.stencil | 65.3 | 1.92 | 65.3 | 1.91 | 65.3 | 1.91 | ||||||
| 104.lbm | 47.0 | 2.38 | 47.2 | 2.37 | 47.3 | 2.37 | ||||||
| 110.fft | 63.2 | 1.76 | 63.2 | 1.76 | 63.2 | 1.76 | ||||||
| 112.spmv | 89.8 | 1.64 | 89.6 | 1.64 | 89.7 | 1.64 | ||||||
| 114.mriq | 22.6 | 4.83 | 22.5 | 4.84 | 22.5 | 4.84 | ||||||
| 116.histo | 114 | 1.00 | 118 | 0.962 | 113 | 1.01 | ||||||
| 117.bfs | 69.7 | 1.68 | 69.6 | 1.68 | 69.7 | 1.68 | ||||||
| 118.cutcp | 43.5 | 2.28 | 43.5 | 2.28 | 43.5 | 2.28 | ||||||
| 120.kmeans | 122 | 0.819 | 122 | 0.820 | 123 | 0.816 | ||||||
| 121.lavamd | 21.1 | 5.17 | 21.1 | 5.16 | 21.4 | 5.09 | ||||||
| 122.cfd | 79.5 | 1.59 | 79.7 | 1.58 | 79.5 | 1.58 | ||||||
| 123.nw | 81.6 | 1.41 | 81.5 | 1.41 | 81.6 | 1.41 | ||||||
| 124.hotspot | 46.7 | 2.44 | 46.8 | 2.44 | 46.9 | 2.43 | ||||||
| 125.lud | 111 | 1.07 | 111 | 1.07 | 111 | 1.07 | ||||||
| 126.ge | 51.4 | 3.01 | 51.4 | 3.01 | 51.6 | 3.01 | ||||||
| 127.srad | 76.3 | 1.49 | 76.3 | 1.49 | 76.4 | 1.49 | ||||||
| 128.heartwall | 157 | 0.676 | 157 | 0.676 | 157 | 0.675 | ||||||
| 140.bplustree | 113 | 0.955 | 113 | 0.954 | 113 | 0.953 | ||||||
Platform Notes
Sysinfo program /N/dc2/projects/hpc/lijunj/SPEC/accel-1.1-run/bigred2/Docs/sysinfo $Rev: 6965 $ $Date:: 2015-04-21 #$ c05a7f14b1b1765e3fe1df68447e8a35 running on nid00221 Fri Mar 10 13:54:43 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 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 : 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 nid00221 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: /N/dc2/projects/hpc/lijunj/SPEC/accel-1.1-run/bigred2 Filesystem Type Size Used Avail Use% Mounted on 10.10.0.171@o2ib:/dc2 lustre 5.3P 5.0P 223T 96% /N/dc2 Cannot run dmidecode; consider saying 'chmod +s /usr/sbin/dmidecode' (End of data from sysinfo program) (End of data from sysinfo program)
Base Runtime Environment
C benchmarks:
| OpenCL Platform: NVIDIA CUDA, OpenCL 1.2 CUDA 7.5.23 OpenCL Device #0: Tesla K20, v 352.68 |
C++ benchmarks:
| OpenCL Platform: NVIDIA CUDA, OpenCL 1.2 CUDA 7.5.23 OpenCL Device #0: Tesla K20, v 352.68 |
Base Optimization Flags
C benchmarks:
| -O2 -I/opt/nvidia/cudatoolkit7.5/7.5.18-1.0502.10743.2.1/include -L/opt/nvidia/cudatoolkit7.5/7.5.18-1.0502.10743.2.1/lib64 -lOpenCL |
C++ benchmarks:
| -O2 -I/opt/nvidia/cudatoolkit7.5/7.5.18-1.0502.10743.2.1/include -L/opt/nvidia/cudatoolkit7.5/7.5.18-1.0502.10743.2.1/lib64 -lOpenCL |