Linux 3.13 CPU Governors
Tests by Michael Larabel for a future article on Phoronix.com looking at CPU governor performance on Linux 3.13 with Haswell and P-State.


performance: 

	Processor: Intel Core i7-4770K @ 4.40GHz (8 Cores), Motherboard: ECS Z87H3-A2X EXTREME v1.0, Chipset: Intel 4th Gen Core DRAM, Memory: 16384MB, Disk: 150GB Western Digital WD1500HLHX-0 + 240GB OCZ VERTEX3, Graphics: Intel HD 4600 (1250MHz), Audio: Intel Haswell HDMI, Network: Realtek RTL8111/8168/8411

	OS: Ubuntu 14.04, Kernel: 3.13.0-999-generic (x86_64), Desktop: Unity 7.1.2, Display Server: X Server 1.14.4, Display Driver: intel 2.99.904, OpenGL: 3.3 Mesa 10.0.0, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 1920x1080

powersave: 

	Processor: Intel Core i7-4770K @ 4.40GHz (8 Cores), Motherboard: ECS Z87H3-A2X EXTREME v1.0, Chipset: Intel 4th Gen Core DRAM, Memory: 16384MB, Disk: 150GB Western Digital WD1500HLHX-0 + 240GB OCZ VERTEX3, Graphics: Intel HD 4600 (1250MHz), Audio: Intel Haswell HDMI, Network: Realtek RTL8111/8168/8411

	OS: Ubuntu 14.04, Kernel: 3.13.0-999-generic (x86_64), Desktop: Unity 7.1.2, Display Server: X Server 1.14.4, Display Driver: intel 2.99.904, OpenGL: 3.3 Mesa 10.0.0, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 1920x1080


Doom 3 1.3.1
Resolution: 1920 x 1080 - Quality: High
Frames Per Second > Higher Is Better
performance . 49.57 |==========================================================
powersave ... 49.53 |==========================================================


OpenArena 0.8.5
Resolution: 1920 x 1080
Frames Per Second > Higher Is Better
performance . 141.50 |=========================================================
powersave ... 141.37 |=========================================================


OpenArena 0.8.8
Resolution: 1920 x 1080
Frames Per Second > Higher Is Better
performance . 25.20 |=========================================================
powersave ... 25.57 |==========================================================


OpenArena 0.8.8
Resolution: 1920 x 1080 - Total Frame Time
Milliseconds < Lower Is Better
performance . MIN: 2.0  AVG: 39.5  MAX: 87.0 
powersave ... MIN: 2.0  AVG: 39.1  MAX: 87.0 


Prey 1.4.119
Resolution: 1920 x 1080
Frames Per Second > Higher Is Better
performance . 28.13 |==========================================================
powersave ... 28.13 |==========================================================


Urban Terror 4.2.013
Resolution: 1920 x 1080
Frames Per Second > Higher Is Better
performance . 87.90 |==========================================================
powersave ... 88.50 |==========================================================


Urban Terror 4.2.013
Resolution: 1920 x 1080 - Total Frame Time
Milliseconds < Lower Is Better
performance . MIN: 2.0  AVG: 11.2  MAX: 21.0 
powersave ... MIN: 3.0  AVG: 11.3  MAX: 20.0 


Xonotic 0.7
Resolution: 1920 x 1080 - Effects Quality: Low
Frames Per Second > Higher Is Better
performance . 125.67 |=========================================================
powersave ... 124.96 |=========================================================


Xonotic 0.7
Resolution: 1920 x 1080 - Effects Quality: High
Frames Per Second > Higher Is Better
performance . 55.58 |==========================================================
powersave ... 55.17 |==========================================================


x264 2013-06-08
H.264 Video Encoding
Frames Per Second > Higher Is Better
performance . 204.70 |=========================================================
powersave ... 201.22 |========================================================


C-Ray 1.1
Total Time
Seconds < Lower Is Better
performance . 19.22 |==========================================================
powersave ... 19.25 |==========================================================


LAME MP3 Encoding 3.99.3
WAV To MP3
Seconds < Lower Is Better
performance . 11.61 |==========================================================
powersave ... 10.89 |======================================================