| CPU2006 license: | 9006 | Test date: | Jul-2012 |
|---|---|---|---|
| Test sponsor: | NEC Corporation | Hardware Availability: | Jul-2012 |
| Tested by: | NEC Corporation | Software Availability: | Feb-2012 |
| Hardware | |
|---|---|
| CPU Name: | Intel Pentium G640 |
| CPU Characteristics: | |
| CPU MHz: | 2800 |
| FPU: | Integrated |
| CPU(s) enabled: | 2 cores, 1 chip, 2 cores/chip |
| CPU(s) orderable: | 1 chip |
| Primary Cache: | 32 KB I + 32 KB D on chip per core |
| Secondary Cache: | 256 KB I+D on chip per core |
| L3 Cache: | 3 MB I+D on chip per chip |
| Other Cache: | None |
| Memory: | 16 GB (2 x 8 GB 2Rx8 PC3L-12800E-11, ECC, running at 1066 MHz and CL7) |
| Disk Subsystem: | 1 x 250 GB SATA, 7200 RPM |
| Other Hardware: | None |
| Software | |
|---|---|
| Operating System: | Red Hat Enterprise Linux Server release 6.2 (Santiago) Kernel 2.6.32-220.el6.x86_64 |
| Compiler: | C/C++: Version 12.1.3.293 of Intel C++ Studio XE for Linux; |
| Auto Parallel: | Yes |
| File System: | ext4 |
| System State: | Run level 3 (multi-user) |
| Base Pointers: | 32/64-bit |
| Peak Pointers: | 32/64-bit |
| Other Software: | Microquill SmartHeap V8.1 |
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. | ||||||||||||
| 400.perlbench | 411 | 23.7 | 411 | 23.8 | 410 | 23.8 | 342 | 28.5 | 342 | 28.5 | 343 | 28.5 |
| 401.bzip2 | 534 | 18.1 | 534 | 18.1 | 535 | 18.0 | 524 | 18.4 | 526 | 18.4 | 525 | 18.4 |
| 403.gcc | 324 | 24.9 | 325 | 24.8 | 325 | 24.7 | 323 | 24.9 | 323 | 25.0 | 323 | 25.0 |
| 429.mcf | 198 | 46.0 | 199 | 45.8 | 199 | 45.8 | 198 | 46.0 | 199 | 45.8 | 199 | 45.8 |
| 445.gobmk | 502 | 20.9 | 502 | 20.9 | 502 | 20.9 | 497 | 21.1 | 497 | 21.1 | 497 | 21.1 |
| 456.hmmer | 219 | 42.7 | 219 | 42.6 | 219 | 42.7 | 213 | 43.8 | 213 | 43.8 | 213 | 43.9 |
| 458.sjeng | 521 | 23.2 | 521 | 23.2 | 521 | 23.2 | 523 | 23.2 | 523 | 23.1 | 522 | 23.2 |
| 462.libquantum | 49.1 | 422 | 49.1 | 422 | 49.1 | 422 | 49.1 | 422 | 49.1 | 422 | 49.1 | 422 |
| 464.h264ref | 546 | 40.6 | 547 | 40.5 | 551 | 40.1 | 498 | 44.4 | 498 | 44.4 | 498 | 44.4 |
| 471.omnetpp | 314 | 19.9 | 314 | 19.9 | 315 | 19.8 | 260 | 24.0 | 257 | 24.3 | 259 | 24.1 |
| 473.astar | 319 | 22.0 | 319 | 22.0 | 324 | 21.7 | 319 | 22.0 | 319 | 22.0 | 324 | 21.7 |
| 483.xalancbmk | 188 | 36.7 | 188 | 36.7 | 189 | 36.5 | 169 | 40.9 | 170 | 40.6 | 171 | 40.4 |
Operating System Notes
Stack size set to unlimited using "ulimit -s unlimited"
Platform Notes
Default BIOS settings were used.
General Notes
Environment variables set by runspec before the start of the run: KMP_AFFINITY = "granularity=fine,scatter" LD_LIBRARY_PATH = "/home/cpu2006/libs/32:/home/cpu2006/libs/64" OMP_NUM_THREADS = "2" Added glibc-static-2.12-1.47.el6.x86_64.rpm to enable static linking Transparent Huge Pages enabled with: echo always > /sys/kernel/mm/redhat_transparent_hugepage/enabled
Base Portability Flags
| 400.perlbench: | -DSPEC_CPU_LP64 -DSPEC_CPU_LINUX_X64 |
| 401.bzip2: | -DSPEC_CPU_LP64 |
| 403.gcc: | -DSPEC_CPU_LP64 |
| 429.mcf: | -DSPEC_CPU_LP64 |
| 445.gobmk: | -DSPEC_CPU_LP64 |
| 456.hmmer: | -DSPEC_CPU_LP64 |
| 458.sjeng: | -DSPEC_CPU_LP64 |
| 462.libquantum: | -DSPEC_CPU_LP64 -DSPEC_CPU_LINUX |
| 464.h264ref: | -DSPEC_CPU_LP64 |
| 471.omnetpp: | -DSPEC_CPU_LP64 |
| 473.astar: | -DSPEC_CPU_LP64 |
| 483.xalancbmk: | -DSPEC_CPU_LP64 -DSPEC_CPU_LINUX |
Base Optimization Flags
C benchmarks:
| -xSSE4.2 -ipo -O3 -no-prec-div -parallel -opt-prefetch -auto-p32 |
C++ benchmarks:
| -xSSE4.2 -ipo -O3 -no-prec-div -opt-prefetch -auto-p32 -Wl,-z,muldefs -L/opt/SmartHeap_8.1/lib64 -lsmartheap64 |
Peak Compiler Invocation
C benchmarks (except as noted below):
| icc -m64 | |
| 400.perlbench: | icc -m32 |
| 445.gobmk: | icc -m32 |
| 464.h264ref: | icc -m32 |
C++ benchmarks (except as noted below):
| icpc -m32 | |
| 473.astar: | icpc -m64 |
Peak Portability Flags
| 400.perlbench: | -DSPEC_CPU_LINUX_IA32 |
| 401.bzip2: | -DSPEC_CPU_LP64 |
| 403.gcc: | -DSPEC_CPU_LP64 |
| 429.mcf: | -DSPEC_CPU_LP64 |
| 456.hmmer: | -DSPEC_CPU_LP64 |
| 458.sjeng: | -DSPEC_CPU_LP64 |
| 462.libquantum: | -DSPEC_CPU_LP64 -DSPEC_CPU_LINUX |
| 473.astar: | -DSPEC_CPU_LP64 |
| 483.xalancbmk: | -DSPEC_CPU_LINUX |
Peak Optimization Flags
C benchmarks:
| 400.perlbench: | -xSSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -opt-prefetch -ansi-alias |
| 401.bzip2: | -xSSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div -prof-use(pass 2) -auto-ilp32 -opt-prefetch -ansi-alias |
| 403.gcc: | -xSSE4.2 -ipo -O3 -no-prec-div -inline-calloc -opt-malloc-options=3 -auto-ilp32 |
| 429.mcf: | basepeak = yes |
| 445.gobmk: | -xSSE4.2(pass 2) -prof-gen(pass 1) -prof-use(pass 2) -ansi-alias |
| 456.hmmer: | -xSSE4.2 -ipo -O3 -no-prec-div -unroll2 -auto-ilp32 -ansi-alias |
| 458.sjeng: | -xSSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -unroll4 |
| 462.libquantum: | basepeak = yes |
| 464.h264ref: | -xSSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -unroll2 -ansi-alias |
C++ benchmarks:
| 471.omnetpp: | -xSSE4.2(pass 2) -prof-gen(pass 1) -ipo(pass 2) -O3(pass 2) -no-prec-div(pass 2) -prof-use(pass 2) -opt-ra-region-strategy=block -ansi-alias -Wl,-z,muldefs -L/opt/SmartHeap_8.1/lib -lsmartheap |
| 473.astar: | basepeak = yes |
| 483.xalancbmk: | -xSSE4.2 -ipo -O3 -no-prec-div -opt-prefetch -ansi-alias -Wl,-z,muldefs -L/opt/SmartHeap_8.1/lib -lsmartheap |