| CPU2006 license: | 13 | Test date: | Jul-2011 |
|---|---|---|---|
| Test sponsor: | Intel Corporation | Hardware Availability: | Mar-2011 |
| Tested by: | Intel Corporation | Software Availability: | Apr-2011 |
| Hardware | |
|---|---|
| CPU Name: | Intel Core i7-975 Extreme Edition |
| CPU Characteristics: | Intel Turbo Boost Technology up to 3.60 GHz |
| CPU MHz: | 3333 |
| FPU: | Integrated |
| CPU(s) enabled: | 4 cores, 1 chip, 4 cores/chip, 2 threads/core |
| 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: | 8 MB I+D on chip per chip |
| Other Cache: | None |
| Memory: | 12 GB (3 x 4 GB 2Rx8 PC3-8600U-9) |
| Disk Subsystem: | Seagate 1 TB SATA, 7200 RPM |
| Other Hardware: | None |
| Software | |
|---|---|
| Operating System: | Windows 7 Ultimate (64-bit) |
| Compiler: | Intel C++ Compiler XE for Intel64 Version 12.0.3.163 Build 20110217 Microsoft Visual Studio 2008 Professional SP1 (for libraries) |
| Auto Parallel: | Yes |
| File System: | NTFS |
| System State: | Default |
| Base Pointers: | 32/64-bit |
| Peak Pointers: | 32/64-bit |
| Other Software: | SmartHeap Library Version 9.01 from http://www.microquill.com/ |
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 | 374 | 26.1 | 374 | 26.1 | 373 | 26.2 | 297 | 32.9 | 297 | 32.9 | 297 | 32.9 |
| 401.bzip2 | 467 | 20.7 | 467 | 20.7 | 467 | 20.7 | 452 | 21.3 | 451 | 21.4 | 451 | 21.4 |
| 403.gcc | 332 | 24.2 | 333 | 24.2 | 333 | 24.2 | 306 | 26.3 | 303 | 26.6 | 303 | 26.6 |
| 429.mcf | 186 | 49.1 | 186 | 49.1 | 186 | 49.1 | 187 | 48.9 | 186 | 49.0 | 186 | 49.0 |
| 445.gobmk | 408 | 25.7 | 409 | 25.7 | 409 | 25.7 | 378 | 27.8 | 377 | 27.8 | 377 | 27.9 |
| 456.hmmer | 187 | 49.9 | 187 | 49.9 | 187 | 50.0 | 182 | 51.3 | 182 | 51.3 | 182 | 51.3 |
| 458.sjeng | 448 | 27.0 | 448 | 27.0 | 448 | 27.0 | 431 | 28.1 | 430 | 28.1 | 430 | 28.1 |
| 462.libquantum | 35.8 | 579 | 35.4 | 585 | 35.4 | 585 | 35.8 | 579 | 35.4 | 585 | 35.4 | 585 |
| 464.h264ref | 467 | 47.4 | 467 | 47.4 | 468 | 47.3 | 419 | 52.8 | 419 | 52.8 | 420 | 52.7 |
| 471.omnetpp | 258 | 24.2 | 258 | 24.2 | 258 | 24.2 | 240 | 26.1 | 240 | 26.0 | 240 | 26.0 |
| 473.astar | 293 | 24.0 | 293 | 24.0 | 294 | 23.9 | 293 | 24.0 | 293 | 24.0 | 294 | 23.9 |
| 483.xalancbmk | 231 | 29.9 | 230 | 29.9 | 231 | 29.9 | 231 | 29.9 | 230 | 29.9 | 231 | 29.9 |
General Notes
Tested systems can be used with Shin-G ATX case, PC Power and Cooling 1200W power supply OMP_NUM_THREADS set to number of processors cores KMP_AFFINITY set to granularity=fine,scatter System was configured with an ATI HD5770 discrete graphics card
Base Portability Flags
| 400.perlbench: | -DSPEC_CPU_P64 -DSPEC_CPU_WIN64_X64 -DSPEC_CPU_NO_NEED_VA_COPY |
| 401.bzip2: | -DSPEC_CPU_P64 |
| 403.gcc: | -DSPEC_CPU_P64 -DSPEC_CPU_WIN64 |
| 429.mcf: | -DSPEC_CPU_P64 |
| 445.gobmk: | -DSPEC_CPU_P64 |
| 456.hmmer: | -DSPEC_CPU_P64 |
| 458.sjeng: | -DSPEC_CPU_P64 |
| 462.libquantum: | -DSPEC_CPU_P64 |
| 464.h264ref: | -DSPEC_CPU_P64 -DWIN32 -DSPEC_CPU_NO_INTTYPES |
| 471.omnetpp: | -DSPEC_CPU_P64 -DSPEC_CPU_WIN64 |
| 473.astar: | -DSPEC_CPU_P64 |
| 483.xalancbmk: | -DSPEC_CPU_P64 -Qoption,cpp,--no_wchar_t_keyword |
Base Optimization Flags
C benchmarks:
| -QxSSE4.2 -Qipo -O3 -Qprec-div- -Qopt-prefetch -Qparallel -Qauto-ilp32 /F512000000 |
C++ benchmarks:
| -QxSSE4.2 -Qipo -O3 -Qprec-div- -Qopt-prefetch -Qcxx-features -Qauto-ilp32 /F512000000 shlW64M.lib -link /FORCE:MULTIPLE |
Peak Portability Flags
Same as Base Portability Flags
Peak Optimization Flags
C benchmarks:
C++ benchmarks:
| 471.omnetpp: | -QxSSE4.2(pass 2) -Qprof_gen(pass 1) -Qprof_use(pass 2) -Qipo -O3 -Qprec-div- -Qansi-alias -Qopt-ra-region-strategy=block -Qauto-ilp32 /F512000000 shlW64M.lib -link /FORCE:MULTIPLE |
| 473.astar: | basepeak = yes |
| 483.xalancbmk: | basepeak = yes |