Radeon Power Linux power regression testing under Ubuntu 8.04 LTS Hardy with various kernels. Linux 2.6.24: Processor: Intel Pentium M 1.86GHz @ 0.80GHz (1 Core), Motherboard: IBM 18494WU, Chipset: Intel Mobile 915GM/PM/GMS/910GML + ICH6M, Memory: 2048MB, Disk: 80GB Hitachi HTS541080G9AT00, Graphics: AMD Mobility Radeon X300 OS: Ubuntu 8.04, Kernel: 2.6.24-020624-generic (i686), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: radeon 4.3.0, OpenGL: 1.3 Mesa 7.0.3-rc2, Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1400x1050 Linux 2.6.25: Processor: Intel Pentium M 1.86GHz @ 0.80GHz (1 Core), Motherboard: IBM 18494WU, Chipset: Intel Mobile 915GM/PM/GMS/910GML + ICH6M, Memory: 2048MB, Disk: 80GB Hitachi HTS541080G9AT00, Graphics: AMD Mobility Radeon X300 OS: Ubuntu 8.04, Kernel: 2.6.25-020625-generic (i686), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: radeon 4.3.0, OpenGL: 1.3 Mesa 7.0.3-rc2, Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1400x1050 Linux 2.6.26: Processor: Intel Pentium M 1.86GHz @ 1.87GHz (1 Core), Motherboard: IBM 18494WU, Chipset: Intel Mobile 915GM/PM/GMS/910GML + ICH6M, Memory: 2048MB, Disk: 80GB Hitachi HTS541080G9AT00, Graphics: AMD Mobility Radeon X300 OS: Ubuntu 8.04, Kernel: 2.6.26-020626-generic (i686), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: radeon 4.3.0, OpenGL: 1.3 Mesa 7.0.3-rc2, Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1400x1050 Linux 2.6.28: Processor: Intel Pentium M 1.86GHz @ 1.87GHz (1 Core), Motherboard: IBM 18494WU, Chipset: Intel Mobile 915GM/PM/GMS/910GML + ICH6M, Memory: 2048MB, Disk: 80GB Hitachi HTS541080G9AT00, Graphics: AMD Mobility Radeon X300 OS: Ubuntu 8.04, Kernel: 2.6.28-020628-generic (i686), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: radeon 4.3.0, OpenGL: 1.3 Mesa 7.0.3-rc2, Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1400x1050 Linux 2.6.30: Processor: Intel Pentium M 1.86GHz @ 0.80GHz (1 Core), Motherboard: IBM 18494WU, Chipset: Intel Mobile 915GM/PM/GMS/910GML + ICH6M, Memory: 2048MB, Disk: 80GB Hitachi HTS541080G9AT00, Graphics: AMD Mobility Radeon X300 OS: Ubuntu 8.04, Kernel: 2.6.30-020630-generic (i686), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: radeon 4.3.0, OpenGL: 1.3 Mesa 7.0.3-rc2, Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1400x1050 Linux 2.6.32: Processor: Intel Pentium M 1.86GHz @ 1.87GHz (1 Core), Motherboard: IBM 18494WU, Chipset: Intel Mobile 915GM/PM/GMS/910GML + ICH6M, Memory: 2048MB, Disk: 80GB Hitachi HTS541080G9AT00, Graphics: AMD Mobility Radeon X300 OS: Ubuntu 8.04, Kernel: 2.6.32-020632-generic (i686), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: radeon 4.3.0, OpenGL: 1.3 Mesa 7.0.3-rc2, Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1400x1050 Linux 2.6.33: Processor: Intel Pentium M 1.86GHz @ 0.80GHz (1 Core), Motherboard: IBM 18494WU, Chipset: Intel Mobile 915GM/PM/GMS/910GML + ICH6M, Memory: 2048MB, Disk: 80GB Hitachi HTS541080G9AT00, Graphics: AMD Mobility Radeon X300 OS: Ubuntu 8.04, Kernel: 2.6.33-020633-generic (i686), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: radeon 4.3.0, OpenGL: 1.3 Mesa 7.0.3-rc2, Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1400x1050 Linux 2.6.34: Processor: Intel Pentium M 1.86GHz @ 1.87GHz (1 Core), Motherboard: IBM 18494WU, Chipset: Intel Mobile 915GM/PM/GMS/910GML + ICH6M, Memory: 2048MB, Disk: 80GB Hitachi HTS541080G9AT00, Graphics: AMD Mobility Radeon X300 OS: Ubuntu 8.04, Kernel: 2.6.34-020634-generic (i686), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: radeon 4.3.0, OpenGL: 1.3 Mesa 7.0.3-rc2, Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1400x1050 Linux 2.6.35: Processor: Intel Pentium M 1.86GHz @ 1.87GHz (1 Core), Motherboard: IBM 18494WU, Chipset: Intel Mobile 915GM/PM/GMS/910GML + ICH6M, Memory: 2048MB, Disk: 80GB Hitachi HTS541080G9AT00, Graphics: AMD Mobility Radeon X300 OS: Ubuntu 8.04, Kernel: 2.6.35-020635-generic (i686), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: radeon 4.3.0, OpenGL: 1.3 Mesa 7.0.3-rc2, Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1400x1050 Linux 2.6.36: Processor: Intel Pentium M 1.86GHz @ 0.80GHz (1 Core), Motherboard: IBM 18494WU, Chipset: Intel Mobile 915GM/PM/GMS/910GML + ICH6M, Memory: 2048MB, Disk: 80GB Hitachi HTS541080G9AT00, Graphics: AMD Mobility Radeon X300 OS: Ubuntu 8.04, Kernel: 2.6.36-020636-generic (i686), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: radeon 4.3.0, OpenGL: 1.3 Mesa 7.0.3-rc2, Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1400x1050 Linux 2.6.37: Processor: Intel Pentium M 1.86GHz @ 1.87GHz (1 Core), Motherboard: IBM 18494WU, Chipset: Intel Mobile 915GM/PM/GMS/910GML + ICH6M, Memory: 2048MB, Disk: 80GB Hitachi HTS541080G9AT00, Graphics: AMD Mobility Radeon X300 OS: Ubuntu 8.04, Kernel: 2.6.37-020637-generic (i686), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: radeon 4.3.0, OpenGL: 1.3 Mesa 7.0.3-rc2, Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1400x1050 Linux 2.6.38: Processor: Intel Pentium M 1.86GHz @ 0.80GHz (1 Core), Motherboard: IBM 18494WU, Chipset: Intel Mobile 915GM/PM/GMS/910GML + ICH6M, Memory: 2048MB, Disk: 80GB Hitachi HTS541080G9AT00, Graphics: AMD Mobility Radeon X300 OS: Ubuntu 8.04, Kernel: 2.6.38-020638-generic (i686), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: radeon 4.3.0, OpenGL: 1.3 Mesa 7.0.3-rc2, Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1400x1050 Timed Idle SYS Power Monitor Milliwatts < Lower Is Better Linux 2.6.24 . MIN: 15911 AVG: 16587 MAX: 18585 Linux 2.6.25 . MIN: 16642 AVG: 17524 MAX: 19582 Linux 2.6.26 . MIN: 15563 AVG: 16361 MAX: 18042 Linux 2.6.28 . MIN: 15670 AVG: 16082 MAX: 17134 Linux 2.6.30 . MIN: 15864 AVG: 17020 MAX: 19827 Linux 2.6.32 . MIN: 15725 AVG: 16382 MAX: 18190 Linux 2.6.33 . MIN: 15891 AVG: 17027 MAX: 19356 Linux 2.6.34 . MIN: 15797 AVG: 16761 MAX: 19863 Linux 2.6.35 . MIN: 19924 AVG: 20642 MAX: 22456 Linux 2.6.36 . MIN: 20059 AVG: 20712 MAX: 22604 Linux 2.6.37 . MIN: 19438 AVG: 19875 MAX: 22101 Linux 2.6.38 . MIN: 21165 AVG: 21947 MAX: 23388 Battery Power Usage Idle, DPMS Off, Video Playback Milliwatts Linux 2.6.24 . MIN: 12424 AVG: 17467 MAX: 32369 Linux 2.6.25 . MIN: 13033 AVG: 17631 MAX: 31621 Linux 2.6.26 . MIN: 12095 AVG: 17255 MAX: 32883 Linux 2.6.28 . MIN: 12247 AVG: 16938 MAX: 32187 Linux 2.6.30 . MIN: 12435 AVG: 17202 MAX: 32405 Linux 2.6.32 . MIN: 12322 AVG: 17608 MAX: 32978 Linux 2.6.33 . MIN: 12491 AVG: 17454 MAX: 32736 Linux 2.6.34 . MIN: 12480 AVG: 17382 MAX: 32083 Linux 2.6.35 . MIN: 16607 AVG: 20920 MAX: 29101 Linux 2.6.36 . MIN: 16701 AVG: 20791 MAX: 27866 Linux 2.6.37 . MIN: 16119 AVG: 20596 MAX: 29858 Linux 2.6.38 . MIN: 17782 AVG: 21818 MAX: 28844 Battery Power Usage SYS Power Monitor Milliwatts < Lower Is Better Linux 2.6.24 . MIN: 12424 AVG: 17527 MAX: 32369 Linux 2.6.25 . MIN: 13033 AVG: 17689 MAX: 31621 Linux 2.6.26 . MIN: 12095 AVG: 17274 MAX: 32883 Linux 2.6.28 . MIN: 12247 AVG: 16950 MAX: 32187 Linux 2.6.30 . MIN: 12435 AVG: 17188 MAX: 32405 Linux 2.6.32 . MIN: 12322 AVG: 17671 MAX: 32978 Linux 2.6.33 . MIN: 12491 AVG: 17521 MAX: 32736 Linux 2.6.34 . MIN: 12480 AVG: 17401 MAX: 32083 Linux 2.6.35 . MIN: 16607 AVG: 20931 MAX: 29101 Linux 2.6.36 . MIN: 16701 AVG: 20755 MAX: 27866 Linux 2.6.37 . MIN: 16119 AVG: 20610 MAX: 29858 Linux 2.6.38 . MIN: 17782 AVG: 21864 MAX: 28844 OpenArena 0.8.5 Resolution: 1024 x 768 Frames Per Second > Higher Is Better Linux 2.6.24 . 27.90 |==================================================== Linux 2.6.25 . 29.93 |======================================================== Linux 2.6.26 . 22.10 |========================================= Linux 2.6.28 . 30.17 |========================================================= Linux 2.6.30 . 30.40 |========================================================= Linux 2.6.32 . 21.03 |======================================= Linux 2.6.33 . 30.30 |========================================================= Linux 2.6.34 . 30.13 |======================================================== Linux 2.6.35 . 30.07 |======================================================== Linux 2.6.36 . 29.87 |======================================================== Linux 2.6.37 . 30.00 |======================================================== Linux 2.6.38 . 29.83 |======================================================== OpenArena 0.8.5 SYS Power Monitor Milliwatts < Lower Is Better Linux 2.6.24 . MIN: 18327 AVG: 25184 MAX: 26728 Linux 2.6.25 . MIN: 18425 AVG: 26408 MAX: 28255 Linux 2.6.26 . MIN: 17463 AVG: 25194 MAX: 30227 Linux 2.6.28 . MIN: 17932 AVG: 25847 MAX: 27752 Linux 2.6.30 . MIN: 18042 AVG: 25956 MAX: 27990 Linux 2.6.32 . MIN: 17823 AVG: 25290 MAX: 30030 Linux 2.6.33 . MIN: 18993 AVG: 26378 MAX: 30966 Linux 2.6.34 . MIN: 18674 AVG: 26244 MAX: 31035 Linux 2.6.35 . MIN: 21858 AVG: 28558 MAX: 30419 Linux 2.6.36 . MIN: 21783 AVG: 28707 MAX: 30514 Linux 2.6.37 . MIN: 21387 AVG: 28683 MAX: 30454 Linux 2.6.38 . MIN: 22924 AVG: 29918 MAX: 31371 Stream 2009-04-11 Type: Add MB/s > Higher Is Better Linux 2.6.24 . 1621.20 |======================================================= Linux 2.6.25 . 1613.44 |======================================================= Linux 2.6.26 . 1611.80 |======================================================= Linux 2.6.28 . 1615.14 |======================================================= Linux 2.6.30 . 1614.35 |======================================================= Linux 2.6.32 . 1614.86 |======================================================= Linux 2.6.33 . 1617.50 |======================================================= Linux 2.6.34 . 1615.84 |======================================================= Linux 2.6.35 . 1613.73 |======================================================= Linux 2.6.36 . 1615.49 |======================================================= Linux 2.6.37 . 1616.63 |======================================================= Linux 2.6.38 . 1613.20 |======================================================= Stream 2009-04-11 SYS Power Monitor Milliwatts < Lower Is Better Linux 2.6.24 . MIN: 19311 AVG: 20481 MAX: 21390 Linux 2.6.25 . MIN: 21045 AVG: 22886 MAX: 27659 Linux 2.6.26 . MIN: 20224 AVG: 21832 MAX: 25693 Linux 2.6.28 . MIN: 20191 AVG: 21677 MAX: 25252 Linux 2.6.30 . MIN: 20459 AVG: 22144 MAX: 26400 Linux 2.6.32 . MIN: 20225 AVG: 21986 MAX: 26285 Linux 2.6.33 . MIN: 20130 AVG: 22274 MAX: 27082 Linux 2.6.34 . MIN: 20303 AVG: 21972 MAX: 26025 Linux 2.6.35 . MIN: 24152 AVG: 25901 MAX: 29370 Linux 2.6.36 . MIN: 24370 AVG: 25886 MAX: 29305 Linux 2.6.37 . MIN: 24062 AVG: 25794 MAX: 29952 Linux 2.6.38 . MIN: 25280 AVG: 27182 MAX: 31157 OpenSSL 1.0.0a RSA 4096-bit Performance Signs Per Second > Higher Is Better Linux 2.6.24 . 3.40 |========================================================== Linux 2.6.25 . 3.40 |========================================================== Linux 2.6.26 . 3.40 |========================================================== Linux 2.6.28 . 3.40 |========================================================== Linux 2.6.30 . 3.40 |========================================================== Linux 2.6.32 . 3.40 |========================================================== Linux 2.6.33 . 3.40 |========================================================== Linux 2.6.34 . 3.40 |========================================================== Linux 2.6.35 . 3.40 |========================================================== Linux 2.6.36 . 3.40 |========================================================== Linux 2.6.37 . 3.40 |========================================================== Linux 2.6.38 . 3.40 |========================================================== OpenSSL 1.0.0a SYS Power Monitor Milliwatts < Lower Is Better Linux 2.6.24 . MIN: 17930 AVG: 21880 MAX: 22675 Linux 2.6.25 . MIN: 18594 AVG: 22545 MAX: 23306 Linux 2.6.26 . MIN: 17749 AVG: 21629 MAX: 22385 Linux 2.6.28 . MIN: 17833 AVG: 21715 MAX: 22415 Linux 2.6.30 . MIN: 17975 AVG: 21722 MAX: 22458 Linux 2.6.32 . MIN: 17622 AVG: 21747 MAX: 22382 Linux 2.6.33 . MIN: 17965 AVG: 21732 MAX: 22385 Linux 2.6.34 . MIN: 17831 AVG: 21786 MAX: 22388 Linux 2.6.35 . MIN: 22413 AVG: 25562 MAX: 26167 Linux 2.6.36 . MIN: 22081 AVG: 25641 MAX: 26217 Linux 2.6.37 . MIN: 21505 AVG: 25555 MAX: 26209 Linux 2.6.38 . MIN: 23692 AVG: 26700 MAX: 27317 SYS Power Monitor Phoronix Test Suite System Monitoring Milliwatts Linux 2.6.24 . MIN: 12424 AVG: 21253 MAX: 32369 Linux 2.6.25 . MIN: 13033 AVG: 22148 MAX: 31621 Linux 2.6.26 . MIN: 12095 AVG: 21629 MAX: 32883 Linux 2.6.28 . MIN: 12247 AVG: 21320 MAX: 32187 Linux 2.6.30 . MIN: 12435 AVG: 21593 MAX: 32405 Linux 2.6.32 . MIN: 12322 AVG: 21877 MAX: 32978 Linux 2.6.33 . MIN: 12491 AVG: 21840 MAX: 32736 Linux 2.6.34 . MIN: 12480 AVG: 21726 MAX: 32083 Linux 2.6.35 . MIN: 16607 AVG: 24864 MAX: 30419 Linux 2.6.36 . MIN: 16701 AVG: 24922 MAX: 30514 Linux 2.6.37 . MIN: 16119 AVG: 24697 MAX: 30454 Linux 2.6.38 . MIN: 17782 AVG: 26059 MAX: 31371