| CPU2006 license: | 11 | Test date: | Nov-2011 |
|---|---|---|---|
| Test sponsor: | IBM Corporation | Hardware Availability: | Oct-2011 |
| Tested by: | IBM Corporation | Software Availability: | Aug-2011 |
| Hardware | |
|---|---|
| CPU Name: | Intel Pentium G840 |
| 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 PC3-10600E-9, ECC) |
| Disk Subsystem: | 1 x 146 GB SAS, 15000 RPM |
| Other Hardware: | None |
| Software | |
|---|---|
| Operating System: | Red Hat Enterprise Linux Server Release 6.1, Kernel 2.6.32-131.0.15.el6.x86_64 |
| Compiler: | C/C++: Version 12.1.0.225 of Intel Compiler XE Build 20110803 |
| Auto Parallel: | No |
| File System: | ext4 |
| System State: | Run level 3 (multi-user) |
| Base Pointers: | 32-bit |
| Peak Pointers: | 32/64-bit |
| Other Software: | Microquill SmartHeap V9.01 |
Results Table
| Benchmark | Base | Peak | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Copies | Seconds | Ratio | Seconds | Ratio | Seconds | Ratio | Copies | 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 | 2 | 421 | 46.5 | 419 | 46.6 | 420 | 46.5 | 2 | 346 | 56.5 | 345 | 56.6 | 345 | 56.6 |
| 401.bzip2 | 2 | 620 | 31.1 | 621 | 31.1 | 620 | 31.1 | 2 | 589 | 32.8 | 589 | 32.8 | 591 | 32.7 |
| 403.gcc | 2 | 318 | 50.6 | 319 | 50.5 | 319 | 50.5 | 2 | 320 | 50.3 | 321 | 50.1 | 321 | 50.2 |
| 429.mcf | 2 | 178 | 102 | 178 | 103 | 178 | 103 | 2 | 178 | 102 | 178 | 103 | 178 | 103 |
| 445.gobmk | 2 | 511 | 41.1 | 511 | 41.0 | 510 | 41.1 | 2 | 503 | 41.7 | 503 | 41.7 | 502 | 41.8 |
| 456.hmmer | 2 | 231 | 80.8 | 231 | 80.9 | 233 | 80.1 | 2 | 216 | 86.4 | 216 | 86.3 | 216 | 86.4 |
| 458.sjeng | 2 | 544 | 44.5 | 543 | 44.6 | 543 | 44.5 | 2 | 521 | 46.5 | 521 | 46.5 | 521 | 46.4 |
| 462.libquantum | 2 | 104 | 400 | 104 | 397 | 104 | 400 | 2 | 104 | 400 | 104 | 397 | 104 | 400 |
| 464.h264ref | 2 | 521 | 84.9 | 521 | 85.0 | 522 | 84.8 | 2 | 516 | 85.8 | 518 | 85.5 | 509 | 86.9 |
| 471.omnetpp | 2 | 327 | 38.2 | 329 | 38.0 | 327 | 38.3 | 2 | 303 | 41.2 | 302 | 41.4 | 304 | 41.2 |
| 473.astar | 2 | 388 | 36.2 | 387 | 36.3 | 388 | 36.2 | 2 | 388 | 36.2 | 387 | 36.3 | 388 | 36.2 |
| 483.xalancbmk | 2 | 186 | 74.1 | 186 | 74.0 | 187 | 74.0 | 2 | 186 | 74.1 | 186 | 74.0 | 187 | 74.0 |
Submit Notes
The config file option 'submit' was used. taskset was used to bind copies to the cores
Platform Notes
BIOS Settings: C-State enabled in BIOS
General Notes
Environment variables set by runspec before the start of the run: LD_LIBRARY_PATH = "/root/SPECcpu12.1/smartheap:/root/SPECcpu12.1/ic12.1-libs/ia32/:/root/SPECcpu12.1/ic12.1-libs/intel64" Binaries compiled on a system with 1x Core i7-860 CPU + 8GB memory using RHEL5.5 with binutils-2.17.50.0.6-14.el5 Stack size set to unlimited using "ulimit -s unlimited" Transparent Huge Pages enabled with: echo always > /sys/kernel/mm/redhat_transparent_hugepage/enabled Filesystem page cache cleared with: echo 1> /proc/sys/vm/drop_caches runspec command invoked through numactl i.e.: numactl --interleave=all runspec <etc>
Base Portability Flags
| 400.perlbench: | -DSPEC_CPU_LINUX_IA32 |
| 462.libquantum: | -DSPEC_CPU_LINUX |
| 483.xalancbmk: | -DSPEC_CPU_LINUX |
Base Optimization Flags
C benchmarks:
| -xSSE4.2 -ipo -O3 -no-prec-div -opt-prefetch -opt-mem-layout-trans=3 |
C++ benchmarks:
| -xSSE4.2 -ipo -O3 -no-prec-div -opt-prefetch -opt-mem-layout-trans=3 -Wl,-z,muldefs -L/smartheap -lsmartheap |
Peak Compiler Invocation
C benchmarks (except as noted below):
| icc -m32 | |
| 400.perlbench: | icc -m64 |
| 401.bzip2: | icc -m64 |
| 456.hmmer: | icc -m64 |
| 458.sjeng: | icc -m64 |
C++ benchmarks:
| icpc -m32 |
Peak Portability Flags
| 400.perlbench: | -DSPEC_CPU_LP64 -DSPEC_CPU_LINUX_X64 |
| 401.bzip2: | -DSPEC_CPU_LP64 |
| 456.hmmer: | -DSPEC_CPU_LP64 |
| 458.sjeng: | -DSPEC_CPU_LP64 |
| 462.libquantum: | -DSPEC_CPU_LINUX |
| 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) -auto-ilp32 |
| 401.bzip2: | -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 -auto-ilp32 -ansi-alias |
| 403.gcc: | -xSSE4.2 -ipo -O3 -no-prec-div |
| 429.mcf: | basepeak = yes |
| 445.gobmk: | -xSSE4.2(pass 2) -prof-gen(pass 1) -prof-use(pass 2) -ansi-alias -opt-mem-layout-trans=3 |
| 456.hmmer: | -xSSE4.2 -ipo -O3 -no-prec-div -unroll2 -auto-ilp32 |
| 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 -auto-ilp32 |
| 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) -ansi-alias -opt-ra-region-strategy=block -Wl,-z,muldefs -L/smartheap -lsmartheap |
| 473.astar: | basepeak = yes |
| 483.xalancbmk: | basepeak = yes |