| 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 G850 |
| CPU Characteristics: | |
| CPU MHz: | 2900 |
| 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: | 8 GB (2 x 4 GB 2Rx8 PC3-10600E-9, ECC) |
| Disk Subsystem: | 1 x 250 GB SATA, 7200 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: | 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 V9.01 |
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 | 394 | 24.8 | 394 | 24.8 | 394 | 24.8 | 329 | 29.7 | 329 | 29.7 | 329 | 29.7 |
| 401.bzip2 | 511 | 18.9 | 510 | 18.9 | 510 | 18.9 | 495 | 19.5 | 496 | 19.5 | 496 | 19.5 |
| 403.gcc | 306 | 26.3 | 306 | 26.3 | 307 | 26.2 | 302 | 26.6 | 302 | 26.6 | 302 | 26.6 |
| 429.mcf | 182 | 50.2 | 182 | 50.0 | 184 | 49.4 | 182 | 50.2 | 182 | 50.0 | 184 | 49.4 |
| 445.gobmk | 476 | 22.1 | 475 | 22.1 | 476 | 22.1 | 479 | 21.9 | 479 | 21.9 | 479 | 21.9 |
| 456.hmmer | 211 | 44.1 | 211 | 44.2 | 211 | 44.1 | 206 | 45.4 | 206 | 45.4 | 206 | 45.4 |
| 458.sjeng | 498 | 24.3 | 498 | 24.3 | 498 | 24.3 | 498 | 24.3 | 498 | 24.3 | 498 | 24.3 |
| 462.libquantum | 46.1 | 450 | 46.1 | 450 | 46.1 | 450 | 46.1 | 450 | 46.1 | 450 | 46.1 | 450 |
| 464.h264ref | 525 | 42.2 | 524 | 42.2 | 525 | 42.2 | 482 | 46.0 | 484 | 45.7 | 483 | 45.9 |
| 471.omnetpp | 289 | 21.6 | 289 | 21.6 | 290 | 21.6 | 245 | 25.5 | 245 | 25.5 | 245 | 25.5 |
| 473.astar | 302 | 23.2 | 301 | 23.4 | 302 | 23.2 | 302 | 23.2 | 301 | 23.4 | 302 | 23.2 |
| 483.xalancbmk | 183 | 37.7 | 184 | 37.4 | 183 | 37.7 | 167 | 41.3 | 167 | 41.4 | 167 | 41.3 |
Platform Notes
BIOS Settings: C-State enabled in BIOS
General Notes
Environment variables set by runspec before the start of the run: KMP_AFFINITY = "granularity=fine,scatter" LD_LIBRARY_PATH = "/root/SPECcpu12.1/smartheap:/root/SPECcpu12.1/ic12.1-libs/ia32/:/root/SPECcpu12.1/ic12.1-libs/intel64" OMP_NUM_THREADS = "2" 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
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/smartheap -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/smartheap -lsmartheap |
| 473.astar: | basepeak = yes |
| 483.xalancbmk: | -xSSE4.2 -ipo -O3 -no-prec-div -opt-prefetch -ansi-alias -Wl,-z,muldefs -L/smartheap -lsmartheap |