Linux 3.7 Kernel Intel Power Performance Intel Linux kernel power consumption work up to 8 December 2012 Linux 3.7 kernel. Tests for a future article on Phoronix.com. Linux 3.4: Processor: Intel Core i5-2520M @ 2.50GHz (4 Cores), Motherboard: HP 161C, Chipset: Intel 2nd Generation Core Family DRAM, Memory: 4096MB, Disk: 160GB INTEL SSDSA2M160, Graphics: Intel 2nd Generation Core Family IGP, Audio: IDT 92HD81B1X5, Network: Intel 82579LM Gigabit Connection + Intel Centrino Advanced-N 6205 OS: Ubuntu 12.10, Kernel: 3.4.0-030400-generic (x86_64), Desktop: Unity 6.10.0, Display Server: X Server 1.13.0, Display Driver: intel 2.20.9, OpenGL: 3.0 Mesa 9.1-devel (git-8ad9d42), Compiler: GCC 4.7 + Clang 3.0-6ubuntu3 + LLVM 3.1, File-System: ext4, Screen Resolution: 1600x900 Linux 3.5: Processor: Intel Core i5-2520M @ 2.50GHz (4 Cores), Motherboard: HP 161C, Chipset: Intel 2nd Generation Core Family DRAM, Memory: 4096MB, Disk: 160GB INTEL SSDSA2M160, Graphics: Intel 2nd Generation Core Family IGP, Audio: IDT 92HD81B1X5, Network: Intel 82579LM Gigabit Connection + Intel Centrino Advanced-N 6205 OS: Ubuntu 12.10, Kernel: 3.5.0-030500-generic (x86_64), Desktop: Unity 6.10.0, Display Server: X Server 1.13.0, Display Driver: intel 2.20.9, OpenGL: 3.0 Mesa 9.1-devel (git-8ad9d42), Compiler: GCC 4.7 + Clang 3.0-6ubuntu3 + LLVM 3.1, File-System: ext4, Screen Resolution: 1600x900 Linux 3.6: Processor: Intel Core i5-2520M @ 2.50GHz (4 Cores), Motherboard: HP 161C, Chipset: Intel 2nd Generation Core Family DRAM, Memory: 4096MB, Disk: 160GB INTEL SSDSA2M160, Graphics: Intel 2nd Generation Core Family IGP, Audio: IDT 92HD81B1X5, Network: Intel 82579LM Gigabit Connection + Intel Centrino Advanced-N 6205 OS: Ubuntu 12.10, Kernel: 3.6.0-030600-generic (x86_64), Desktop: Unity 6.10.0, Display Server: X Server 1.13.0, Display Driver: intel 2.20.9, OpenGL: 3.0 Mesa 9.1-devel (git-8ad9d42), Compiler: GCC 4.7 + Clang 3.0-6ubuntu3 + LLVM 3.1, File-System: ext4, Screen Resolution: 1600x900 Linux 3.7 2012-12-08: Processor: Intel Core i5-2520M @ 2.50GHz (4 Cores), Motherboard: HP 161C, Chipset: Intel 2nd Generation Core Family DRAM, Memory: 4096MB, Disk: 160GB INTEL SSDSA2M160, Graphics: Intel 2nd Generation Core Family IGP, Audio: IDT 92HD81B1X5, Network: Intel 82579LM Gigabit Connection + Intel Centrino Advanced-N 6205 OS: Ubuntu 12.10, Kernel: 3.7.0-999-generic (x86_64), Desktop: Unity 6.10.0, Display Server: X Server 1.13.0, Display Driver: intel 2.20.9, OpenGL: 3.0 Mesa 9.1-devel (git-8ad9d42), Compiler: GCC 4.7 + Clang 3.0-6ubuntu3 + LLVM 3.1, File-System: ext4, Screen Resolution: 1600x900 NAS Parallel Benchmarks 3.3 Test / Class: EP.B Total Mop/s > Higher Is Better Linux 3.4 ............ 98.68 |================================================= Linux 3.5 ............ 98.43 |================================================= Linux 3.6 ............ 98.83 |================================================= Linux 3.7 2012-12-08 . 98.68 |================================================= NAS Parallel Benchmarks 3.3 Test / Class: EP.B Total Mop/s Per Watt > Higher Is Better Linux 3.4 ............ 2.80 |================================================ Linux 3.5 ............ 2.92 |================================================== Linux 3.6 ............ 2.38 |========================================= Linux 3.7 2012-12-08 . 2.39 |========================================= NAS Parallel Benchmarks 3.3 System Power Consumption Monitor Milliwatts < Lower Is Better Linux 3.4 ............ MIN: 12963 AVG: 35292 MAX: 38592 Linux 3.5 ............ MIN: 15296 AVG: 33759 MAX: 40150 Linux 3.6 ............ MIN: 23831 AVG: 41445 MAX: 48377 Linux 3.7 2012-12-08 . MIN: 23382 AVG: 41314 MAX: 47594 OpenArena 0.8.5 Resolution: 1600 x 900 Frames Per Second > Higher Is Better Linux 3.4 ............ 83.27 |=============================================== Linux 3.5 ............ 86.90 |================================================= Linux 3.6 ............ 87.03 |================================================= Linux 3.7 2012-12-08 . 87.57 |================================================= OpenArena 0.8.5 Resolution: 1600 x 900 Frames Per Second Per Watt > Higher Is Better Linux 3.4 ............ 2.26 |============================================== Linux 3.5 ............ 2.45 |================================================== Linux 3.6 ............ 2.24 |============================================== Linux 3.7 2012-12-08 . 2.27 |============================================== OpenArena 0.8.5 System Power Consumption Monitor Milliwatts < Lower Is Better Linux 3.4 ............ MIN: 12688 AVG: 36907 MAX: 41704 Linux 3.5 ............ MIN: 12769 AVG: 35533 MAX: 43690 Linux 3.6 ............ MIN: 23724 AVG: 38833 MAX: 42526 Linux 3.7 2012-12-08 . MIN: 23581 AVG: 38528 MAX: 43528 Warsow 1.0 Resolution: 1600 x 900 Frames Per Second > Higher Is Better Linux 3.4 ............ 29.22 |============================================ Linux 3.5 ............ 31.86 |================================================ Linux 3.6 ............ 32.23 |================================================= Linux 3.7 2012-12-08 . 32.03 |================================================= Warsow 1.0 Resolution: 1600 x 900 Frames Per Second Per Watt > Higher Is Better Linux 3.4 ............ 0.87 |============================================ Linux 3.5 ............ 0.98 |================================================== Linux 3.6 ............ 0.95 |================================================ Linux 3.7 2012-12-08 . 0.95 |================================================ Warsow 1.0 System Power Consumption Monitor Milliwatts < Lower Is Better Linux 3.4 ............ MIN: 13364 AVG: 33747 MAX: 35860 Linux 3.5 ............ MIN: 13163 AVG: 32357 MAX: 35117 Linux 3.6 ............ MIN: 23463 AVG: 34030 MAX: 36356 Linux 3.7 2012-12-08 . MIN: 23235 AVG: 33615 MAX: 38225 C-Ray 1.1 Total Time Seconds < Lower Is Better Linux 3.4 ............ 86.88 |=============================================== Linux 3.5 ............ 86.81 |=============================================== Linux 3.6 ............ 89.92 |================================================= Linux 3.7 2012-12-08 . 89.93 |================================================= C-Ray 1.1 Total Time Performance Per Watt > Higher Is Better Linux 3.4 ............ 0.43 |=========================================== Linux 3.5 ............ 0.42 |========================================== Linux 3.6 ............ 0.50 |================================================== Linux 3.7 2012-12-08 . 0.50 |================================================== C-Ray 1.1 System Power Consumption Monitor Milliwatts < Lower Is Better Linux 3.4 ............ MIN: 12610 AVG: 37349 MAX: 39859 Linux 3.5 ............ MIN: 13071 AVG: 36747 MAX: 38902 Linux 3.6 ............ MIN: 23548 AVG: 44887 MAX: 45799 Linux 3.7 2012-12-08 . MIN: 23671 AVG: 44988 MAX: 45437 PostMark 1.51 System Power Consumption Monitor Milliwatts < Lower Is Better Linux 3.7 2012-12-08 . MIN: 23790 AVG: 31553 MAX: 39128 Apache Benchmark 2.4.3 Static Web Page Serving Requests Per Second > Higher Is Better Linux 3.4 ............ 20039.31 |============================================== Linux 3.5 ............ 20173.74 |============================================== Linux 3.6 ............ 19199.22 |============================================ Linux 3.7 2012-12-08 . 18444.48 |========================================== Apache Benchmark 2.4.3 Static Web Page Serving Requests Per Second Per Watt > Higher Is Better Linux 3.4 ............ 539.65 |=============================================== Linux 3.5 ............ 554.66 |================================================ Linux 3.6 ............ 486.87 |========================================== Linux 3.7 2012-12-08 . 410.38 |==================================== Apache Benchmark 2.4.3 System Power Consumption Monitor Milliwatts < Lower Is Better Linux 3.4 ............ MIN: 12546 AVG: 37134 MAX: 40118 Linux 3.5 ............ MIN: 13438 AVG: 36371 MAX: 40718 Linux 3.6 ............ MIN: 24154 AVG: 39434 MAX: 48503 Linux 3.7 2012-12-08 . MIN: 23230 AVG: 44945 MAX: 47617 PostgreSQL pgbench 8.4.11 TPC-B Transactions Per Second TPS > Higher Is Better Linux 3.4 ............ 3135.97 |=========================================== Linux 3.5 ............ 2987.04 |========================================= Linux 3.6 ............ 3403.84 |=============================================== Linux 3.7 2012-12-08 . 3306.86 |============================================== PostgreSQL pgbench 8.4.11 TPC-B Transactions Per Second TPS Per Watt > Higher Is Better Linux 3.4 ............ 145.32 |================================================ Linux 3.5 ............ 133.54 |============================================ Linux 3.6 ............ 106.10 |=================================== Linux 3.7 2012-12-08 . 106.13 |=================================== PostgreSQL pgbench 8.4.11 System Power Consumption Monitor Milliwatts < Lower Is Better Linux 3.4 ............ MIN: 12418 AVG: 21579 MAX: 33077 Linux 3.5 ............ MIN: 12838 AVG: 22368 MAX: 33432 Linux 3.6 ............ MIN: 23708 AVG: 32082 MAX: 44533 Linux 3.7 2012-12-08 . MIN: 23759 AVG: 31159 MAX: 43207 Timed PHP Compilation 5.2.9 Time To Compile Seconds < Lower Is Better Linux 3.4 ............ 60.81 |================================================ Linux 3.5 ............ 61.44 |================================================= Linux 3.6 ............ 61.83 |================================================= Linux 3.7 2012-12-08 . 61.82 |================================================= Timed PHP Compilation 5.2.9 Time To Compile Performance Per Watt > Higher Is Better Linux 3.4 ............ 0.60 |========================================== Linux 3.5 ............ 0.56 |======================================= Linux 3.6 ............ 0.72 |================================================== Linux 3.7 2012-12-08 . 0.64 |============================================ Timed PHP Compilation 5.2.9 System Power Consumption Monitor Milliwatts < Lower Is Better Linux 3.4 ............ MIN: 12595 AVG: 36569 MAX: 42841 Linux 3.5 ............ MIN: 8219 AVG: 34333 MAX: 43508 Linux 3.6 ............ MIN: 23858 AVG: 44386 MAX: 49951 Linux 3.7 2012-12-08 . MIN: 19810 AVG: 39626 MAX: 45441 System Power Consumption Monitor Phoronix Test Suite System Monitoring Milliwatts Linux 3.4 ............ MIN: 8334 AVG: 32053 MAX: 42841 Linux 3.5 ............ MIN: 558 AVG: 30649 MAX: 43690 Linux 3.6 ............ MIN: 23463 AVG: 38267 MAX: 49951 Linux 3.7 2012-12-08 . MIN: 19810 AVG: 37585 MAX: 47617