32-bit vs. 64-bit Linux Power Use
Ubuntu 16.04 32-bit vs. 64-bit Ubuntu 16.04 Linux power consumption tests on Intel Haswell ultrabook.


Ubuntu 16.04 32-bit: 

	Processor: Intel Core i7-4558U @ 3.30GHz (4 Cores), Motherboard: ASUS UX301LAA v1.0, Chipset: Intel Haswell-ULT DRAM, Memory: 8192MB, Disk: 2 x 128GB SanDisk SD6SP1M1, Graphics: Intel Haswell-ULT IGP (1200MHz), Audio: Intel Haswell-ULT HD Audio, Monitor: LQ133T1JW14, Network: Intel Wireless 7260

	OS: Ubuntu 16.04, Kernel: 4.4.0-11-generic (i686), Desktop: Unity 7.4.0, Display Server: X Server 1.18.1, Display Driver: intel 2.99.917, OpenGL: 3.3 Mesa 11.1.2, Compiler: GCC 5.3.1 20160225, File-System: ext4, Screen Resolution: 2560x1440

Ubuntu 16.04 64-bit: 

	Processor: Intel Core i7-4558U @ 3.30GHz (4 Cores), Motherboard: ASUS UX301LAA v1.0, Chipset: Intel Haswell-ULT DRAM, Memory: 8192MB, Disk: 2 x 128GB SanDisk SD6SP1M1, Graphics: Intel Haswell-ULT IGP (1200MHz), Audio: Intel Haswell-ULT HD Audio, Monitor: LQ133T1JW14, Network: Intel Wireless 7260

	OS: Ubuntu 16.04, Kernel: 4.4.0-11-generic (x86_64), Desktop: Unity 7.4.0, Display Server: X Server 1.18.1, Display Driver: intel 2.99.917, OpenGL: 3.3 Mesa 11.1.2, Compiler: GCC 5.3.1 20160225, File-System: ext4, Screen Resolution: 2560x1440


FLAC Audio Encoding 1.3.1
WAV To FLAC
Seconds < Lower Is Better
Ubuntu 16.04 32-bit . 8.91 |===================================================
Ubuntu 16.04 64-bit . 6.89 |=======================================


FLAC Audio Encoding 1.3.1
System Power Consumption Monitor
Milliwatts < Lower Is Better
Ubuntu 16.04 32-bit . MIN: 22100  AVG: 26476  MAX: 27672 
Ubuntu 16.04 64-bit . MIN: 24608  AVG: 24877  MAX: 25119 


x264 2015-11-02
H.264 Video Encoding
Frames Per Second > Higher Is Better
Ubuntu 16.04 32-bit . 75.76 |============================================
Ubuntu 16.04 64-bit . 86.91 |==================================================


x264 2015-11-02
System Power Consumption Monitor
Milliwatts < Lower Is Better
Ubuntu 16.04 32-bit . MIN: 16960  AVG: 36710  MAX: 41225 
Ubuntu 16.04 64-bit . MIN: 29836  AVG: 31654  MAX: 32622 


Xonotic 0.8
Resolution: 2560 x 1440 - Effects Quality: Low
Frames Per Second > Higher Is Better
Ubuntu 16.04 32-bit . 65.51 |===============================================
Ubuntu 16.04 64-bit . 69.91 |==================================================


Xonotic 0.8
System Power Consumption Monitor
Milliwatts < Lower Is Better
Ubuntu 16.04 32-bit . MIN: 23054  AVG: 34018  MAX: 54312 
Ubuntu 16.04 64-bit . MIN: 16061  AVG: 32738  MAX: 49705 


System Power Consumption Monitor
Phoronix Test Suite System Monitoring
Milliwatts
Ubuntu 16.04 32-bit . MIN: 9401  AVG: 31919  MAX: 54312 
Ubuntu 16.04 64-bit . MIN: 8513  AVG: 30218  MAX: 49705