GCC 4.10 Link-Time Optimizations
Benchmarks by Michael Larabel for a future article on Phoronix.com


GCC 4.10 + LTO: 

	Processor: Intel Core i7-4790K @ 4.00GHz (8 Cores), Motherboard: ASRock Z97 Extreme6, Chipset: Intel 4th Gen Core DRAM, Memory: 16384MB, Disk: 128GB Crucial_CT128MX1, Graphics: Intel HD 4600, Audio: Intel Xeon E3-1200 v3/4th, Network: Intel Connection

	OS: Ubuntu 14.04, Kernel: 3.15.0-031500-generic (x86_64), Desktop: Unity 7.2.1, Display Driver: intel 2.99.912, Compiler: GCC 4.10.0 20140608, File-System: ext4, Screen Resolution: 1024x768

GCC 4.10: 

	Processor: Intel Core i7-4790K @ 4.00GHz (8 Cores), Motherboard: ASRock Z97 Extreme6, Chipset: Intel 4th Gen Core DRAM, Memory: 16384MB, Disk: 128GB Crucial_CT128MX1, Graphics: Intel HD 4600, Audio: Intel Xeon E3-1200 v3/4th, Network: Intel Connection

	OS: Ubuntu 14.04, Kernel: 3.15.0-031500-generic (x86_64), Desktop: Unity 7.2.1, Display Driver: intel 2.99.912, Compiler: GCC 4.10.0 20140608, File-System: ext4, Screen Resolution: 1024x768


BYTE Unix Benchmark 3.6
Computational Test: Dhrystone 2
LPS > Higher Is Better
GCC 4.10 + LTO . 38109241.87 |===============================================
GCC 4.10 ....... 39628084.30 |=================================================


GraphicsMagick 1.3.19
Operation: Blur
Iterations Per Minute > Higher Is Better
GCC 4.10 + LTO . 187 |=========================================================
GCC 4.10 ....... 186 |=========================================================


GraphicsMagick 1.3.19
Operation: Sharpen
Iterations Per Minute > Higher Is Better
GCC 4.10 + LTO . 144 |=========================================================
GCC 4.10 ....... 144 |=========================================================


GraphicsMagick 1.3.19
Operation: Resizing
Iterations Per Minute > Higher Is Better
GCC 4.10 + LTO . 218 |=========================================================
GCC 4.10 ....... 218 |=========================================================


GraphicsMagick 1.3.19
Operation: HWB Color Space
Iterations Per Minute > Higher Is Better
GCC 4.10 + LTO . 241 |=========================================================
GCC 4.10 ....... 240 |=========================================================


GraphicsMagick 1.3.19
Operation: Local Adaptive Thresholding
Iterations Per Minute > Higher Is Better
GCC 4.10 + LTO . 110 |=========================================================
GCC 4.10 ....... 110 |=========================================================


Himeno Benchmark 3.0
Poisson Pressure Solver
MFLOPS > Higher Is Better
GCC 4.10 + LTO . 2347.19 |=====================================================
GCC 4.10 ....... 2301.28 |====================================================


Timed Apache Compilation 2.4.7
Time To Compile
Seconds < Lower Is Better
GCC 4.10 + LTO . 34.44 |=======================================================
GCC 4.10 ....... 21.82 |===================================


Timed ImageMagick Compilation 6.8.1-10
Time To Compile
Seconds < Lower Is Better
GCC 4.10 + LTO . 110.68 |======================================================
GCC 4.10 ....... 52.46  |==========================


Timed PHP Compilation 5.2.9
Time To Compile
Seconds < Lower Is Better
GCC 4.10 + LTO . 80.05 |=======================================================
GCC 4.10 ....... 22.25 |===============


C-Ray 1.1
Total Time
Seconds < Lower Is Better
GCC 4.10 + LTO . 20.04 |=======================================================
GCC 4.10 ....... 20.06 |=======================================================


FLAC Audio Encoding 1.3.0
WAV To FLAC
Seconds < Lower Is Better
GCC 4.10 + LTO . 4.01 |========================================================
GCC 4.10 ....... 4.00 |========================================================


LAME MP3 Encoding 3.99.3
WAV To MP3
Seconds < Lower Is Better
GCC 4.10 + LTO . 10.56 |=====================================================
GCC 4.10 ....... 11.03 |=======================================================


Hierarchical INTegration 1.0
Test: FLOAT
QUIPs > Higher Is Better
GCC 4.10 + LTO . 402273962.35 |================================================
GCC 4.10 ....... 402011745.61 |================================================


Apache Benchmark 2.4.7
Static Web Page Serving
Requests Per Second > Higher Is Better
GCC 4.10 + LTO . 41980.48 |====================================================
GCC 4.10 ....... 42014.71 |====================================================