Ubuntu 12.04 HP EliteBook Intel Core i5-2520M testing with a HP 161C and Intel Sandybridge Mobile (GT2+) on Ubuntu 12.04 via the Phoronix Test Suite. Ubuntu 12.04: 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 Sandybridge Mobile (GT2+), Audio: IDT 92HD81B1X5, Network: Intel 82579LM Gigabit Connection + Intel Centrino Advanced-N 6205 OS: Ubuntu 12.04, Kernel: 3.2.0-20-generic (x86_64), Desktop: Unity 5.8.0, Display Server: X Server 1.11.3, Display Driver: intel 2.17.0, OpenGL: 3.0 Mesa 8.0.2, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1600x900 Ubuntu 11.10: 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 Sandybridge Mobile (GT2+), Audio: IDT 92HD81B1X5, Network: Intel 82579LM Gigabit Connection + Intel Centrino Advanced-N 6205 OS: Ubuntu 11.10, Kernel: 3.0.0-12-generic (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: intel 2.15.901, OpenGL: 2.1 Mesa 7.11, Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1600x900 Ubuntu 11.04: 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 Sandybridge 256MB, Audio: IDT 92HD81B1X5, Network: Intel 82579LM Gigabit Connection + Intel Centrino Advanced-N 6205 OS: Ubuntu 11.04, Kernel: 2.6.38-8-generic (x86_64), Desktop: Unity 3.8.10, Display Server: X Server 1.10.1, Display Driver: intel 2.14.0, OpenGL: 2.1 Mesa 7.10.2, Compiler: GCC 4.5.2, File-System: ext4, Screen Resolution: 1600x900 Timed Idle System Power Consumption Monitor Milliwatts < Lower Is Better Ubuntu 12.04 . MIN: 10835 AVG: 11554 MAX: 13813 Ubuntu 11.10 . MIN: 14440 AVG: 14833 MAX: 18745 Ubuntu 11.04 . MIN: 11114 AVG: 11114 MAX: 11114 OpenArena 0.8.5 Resolution: 1024 x 768 Frames Per Second > Higher Is Better Ubuntu 12.04 . 143.87 |======================================================== Ubuntu 11.10 . 72.27 |============================ OpenArena 0.8.5 System Power Consumption Monitor Milliwatts < Lower Is Better Ubuntu 12.04 . MIN: 10835 AVG: 34061 MAX: 40740 Ubuntu 11.10 . MIN: 14440 AVG: 26391 MAX: 28976 Nexuiz 2.5.2 Resolution: 1024 x 768 - HDR: No - Sound: Off Frames Per Second > Higher Is Better Ubuntu 12.04 . 41.25 |========================================================= Ubuntu 11.10 . 20.90 |============================= Nexuiz 2.5.2 System Power Consumption Monitor Milliwatts < Lower Is Better Ubuntu 12.04 . MIN: 13559 AVG: 32328 MAX: 35470 Ubuntu 11.10 . MIN: 21644 AVG: 23536 MAX: 29629 C-Ray 1.1 Total Time Seconds < Lower Is Better Ubuntu 12.04 . 115.65 |======================================================= Ubuntu 11.10 . 116.91 |======================================================== Ubuntu 11.04 . 114.75 |======================================================= C-Ray 1.1 System Power Consumption Monitor Milliwatts < Lower Is Better Ubuntu 12.04 . MIN: 13001 AVG: 36302 MAX: 40374 Ubuntu 11.10 . MIN: 40068 AVG: 40669 MAX: 41051 Ubuntu 11.04 . MIN: 11114 AVG: 36147 MAX: 37437 Apache Benchmark 2.2.21 Static Web Page Serving Requests Per Second > Higher Is Better Ubuntu 12.04 . 19400.63 |====================================================== Ubuntu 11.10 . 17805.02 |================================================== Ubuntu 11.04 . 14841.29 |========================================= Apache Benchmark 2.2.21 System Power Consumption Monitor Milliwatts < Lower Is Better Ubuntu 12.04 . MIN: 36637 AVG: 37967 MAX: 40374 Ubuntu 11.10 . MIN: 38360 AVG: 39569 MAX: 41051 Ubuntu 11.04 . MIN: 10747 AVG: 30475 MAX: 33229 PostMark 1.51 System Power Consumption Monitor Milliwatts < Lower Is Better Ubuntu 12.04 . MIN: 11050 AVG: 28922 MAX: 38062 Timed Linux Kernel Compilation 3.1 Time To Compile Seconds < Lower Is Better Ubuntu 12.04 . 203.40 |======================================================== Ubuntu 11.10 . 204.43 |======================================================== Ubuntu 11.04 . 202.47 |======================================================= Timed Linux Kernel Compilation 3.1 System Power Consumption Monitor Milliwatts < Lower Is Better Ubuntu 12.04 . MIN: 25755 AVG: 40823 MAX: 44994 Ubuntu 11.10 . MIN: 20658 AVG: 43658 MAX: 47164 Ubuntu 11.04 . MIN: 16982 AVG: 40732 MAX: 42200 7-Zip Compression 9.20.1 Compress Speed Test MIPS > Higher Is Better Ubuntu 12.04 . 7742 |========================================================== Ubuntu 11.10 . 7579 |========================================================= Ubuntu 11.04 . 7606 |========================================================= 7-Zip Compression 9.20.1 System Power Consumption Monitor Milliwatts < Lower Is Better Ubuntu 12.04 . MIN: 24351 AVG: 32866 MAX: 40867 Ubuntu 11.10 . MIN: 35079 AVG: 42383 MAX: 43446 Ubuntu 11.04 . MIN: 21824 AVG: 35624 MAX: 40224 System Power Consumption Monitor Phoronix Test Suite System Monitoring Milliwatts Ubuntu 12.04 . MIN: 10835 AVG: 35429 MAX: 44994 Ubuntu 11.10 . MIN: 14440 AVG: 37046 MAX: 47164 Ubuntu 11.04 . MIN: 10747 AVG: 34951 MAX: 42200