Benchmarking compiler optimization levels on GCC 4.7.2 from a Google Nexus 10 with Samsung Exynos 5 Dual SoC. It's an ARM Cortex-A15 dual-core 1.7GHz processor. Benchmarking by Michael Larabel for a future article on Phoronix.
Compare your own system(s) to this result file with the
Phoronix Test Suite by running the command:
phoronix-test-suite benchmark 1302284-FO-ARMGCC47227
ARM GCC 4.7.2 Cortex-A15 Compiler Optimizations
Benchmarking compiler optimization levels on GCC 4.7.2 from a Google Nexus 10 with Samsung Exynos 5 Dual SoC. It's an ARM Cortex-A15 dual-core 1.7GHz processor. Benchmarking by Michael Larabel for a future article on Phoronix.
,,"-Os","-O0","-O1","-O2","-O3","-Ofast"
Processor,,ARMv7 rev 4 @ 1.70GHz (2 Cores),ARMv7 rev 4 @ 1.70GHz (2 Cores),ARMv7 rev 4 @ 1.70GHz (2 Cores),ARMv7 rev 4 @ 1.70GHz (2 Cores),ARMv7 rev 4 @ 1.70GHz (2 Cores),ARMv7 rev 4 @ 1.70GHz (2 Cores)
Motherboard,,Manta,Manta,Manta,Manta,Manta,Manta
Memory,,2048MB,2048MB,2048MB,2048MB,2048MB,2048MB
Disk,,16GB MAG2GA,16GB MAG2GA,16GB MAG2GA,16GB MAG2GA,16GB MAG2GA,16GB MAG2GA
OS,,Ubuntu 12.10,Ubuntu 12.10,Ubuntu 12.10,Ubuntu 12.10,Ubuntu 12.10,Ubuntu 12.10
Kernel,,3.4.5-gf68518f (armv7l),3.4.5-gf68518f (armv7l),3.4.5-gf68518f (armv7l),3.4.5-gf68518f (armv7l),3.4.5-gf68518f (armv7l),3.4.5-gf68518f (armv7l)
Compiler,,GCC 4.7,GCC 4.7,GCC 4.7,GCC 4.7,GCC 4.7,GCC 4.7
File-System,,ext4,ext4,ext4,ext4,ext4,ext4
Screen Resolution,,2560x1600,2560x1600,2560x1600,2560x1600,2560x1600,2560x1600
,,"-Os","-O0","-O1","-O2","-O3","-Ofast"
"Opus Codec Encoding - WAV, Opus Encode, Opus Decode (sec)",LIB,55.78,163.43,51.84,47.80,46.64,45.73
"Himeno Benchmark - Poisson Pressure Solver (MFLOPS)",HIB,100.58,60.43,108.57,140.04,141.55,129.49
"Timed PHP Compilation - Time To Compile (sec)",LIB,204.10,117.17,191.56,252.76,285.41,286.52
"Open FMM Nero2D - Total Time (sec)",LIB,3505.78,7634.24,2300.70,2142.95,2149.05,2145.44
"GraphicsMagick - Operation: Blur (Iterations/min)",HIB,29,16,30,31,30,31
"GraphicsMagick - Operation: Sharpen (Iterations/min)",HIB,20,7,19,23,23,23
"GraphicsMagick - Operation: Resizing (Iterations/min)",HIB,36,16,36,40,40,39
"GraphicsMagick - Operation: HWB Color Space (Iterations/min)",HIB,48,27,47,47,47,55
"GraphicsMagick - Operation: Local Adaptive Thresholding (Iterations/min)",HIB,19,6,19,22,22,22
"C-Ray - Total Time (sec)",LIB,588.38,909.85,653.17,523.58,349.83,332.87
"Smallpt - Global Illumination Renderer; 100 Samples (sec)",LIB,784,1388,361,329,1297,279