Compiler Comparaison on Macbook Pro Retina 2012 15"
GCC 9 build 20181125


Xcode 10: 

	Processor: Intel Core i7 @ 2.30GHz (4 Cores / 8 Threads), Motherboard: Apple MacBook Pro, Chipset: Intel 7, Memory: 2 x 4 GB DDR3-1600MHz, Disk: 251GB APPLE SSD SM256E, Graphics: Intel HD 4000 + NVIDIA GeForce GT 650M 1536MB, Monitor: Color LCD

	OS: macOS 10.13.6, Kernel: 17.7.0 (x86_64), Display Server: X Server 1.18.4, OpenGL: 2.1, OpenCL: OpenCL 1.2 (May 24 2018 22:33:53), Compiler: Apple LLVM 10.0.0 (clang-1000.11.45.5) + GCC 4.2.1 + Xcode 10.1 + CUDA 9.0, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800

Xcode 9.O: 

	Processor: Intel Core i7 @ 2.30GHz (4 Cores / 8 Threads), Motherboard: Apple MacBook Pro, Chipset: Intel 7, Memory: 2 x 4 GB DDR3-1600MHz, Disk: 251GB APPLE SSD SM256E, Graphics: Intel HD 4000 + NVIDIA GeForce GT 650M 1536MB, Monitor: Color LCD

	OS: macOS 10.13.6, Kernel: 17.7.0 (x86_64), Display Server: X Server 1.18.4, OpenGL: 2.1, OpenCL: OpenCL 1.2 (May 24 2018 22:33:53), Compiler: Apple LLVM 9.0.0 (clang-900.0.39.2) + GCC 4.2.1 + Xcode 10.1 + CUDA 9.2, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800

Xcode 8.3: 

	Processor: Intel Core i7 @ 2.30GHz (4 Cores / 8 Threads), Motherboard: Apple MacBook Pro, Chipset: Intel 7, Memory: 2 x 4 GB DDR3-1600MHz, Disk: 251GB APPLE SSD SM256E, Graphics: Intel HD 4000 + NVIDIA GeForce GT 650M 1536MB, Monitor: Color LCD

	OS: macOS 10.13.6, Kernel: 17.7.0 (x86_64), Display Server: X Server 1.18.4, OpenGL: 2.1, OpenCL: OpenCL 1.2 (May 24 2018 22:33:53), Compiler: Apple LLVM 8.1.0 (clang-802.0.42) + GCC 4.2.1 + Xcode 10.1 + CUDA 9.0, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800

GCC 8.2: 

	Processor: Intel Core i7 @ 2.30GHz (4 Cores / 8 Threads), Motherboard: Apple MacBook Pro, Chipset: Intel 7, Memory: 2 x 4 GB DDR3-1600MHz, Disk: 251GB APPLE SSD SM256E, Graphics: Intel HD 4000 + NVIDIA GeForce GT 650M 1536MB, Monitor: Color LCD

	OS: macOS 10.13.6, Kernel: 17.7.0 (x86_64), Display Server: X Server 1.18.4, OpenGL: 2.1, OpenCL: OpenCL 1.2 (May 24 2018 22:33:53), Compiler: Apple LLVM 10.0.0 (clang-1000.11.45.5) + GCC 4.2.1 + Xcode 10.1 + CUDA 9.0, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800

GCC9 build 20181118: 

	Processor: Intel Core i7 @ 2.30GHz (4 Cores / 8 Threads), Motherboard: Apple MacBook Pro, Chipset: Intel 7, Memory: 2 x 4 GB DDR3-1600MHz, Disk: 251GB APPLE SSD SM256E, Graphics: Intel HD 4000 + NVIDIA GeForce GT 650M 1536MB, Monitor: Color LCD

	OS: macOS 10.13.6, Kernel: 17.7.0 (x86_64), Display Server: X Server 1.18.4, OpenGL: 2.1, OpenCL: OpenCL 1.2 (May 24 2018 22:33:53), Compiler: Apple LLVM 10.0.0 (clang-1000.11.45.5) + GCC 4.2.1 + Xcode 10.1 + CUDA 9.0, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800

llvm 7: 

	Processor: Intel Core i7 @ 2.30GHz (4 Cores / 8 Threads), Motherboard: Apple MacBook Pro, Chipset: Intel 7, Memory: 2 x 4 GB DDR3-1600MHz, Disk: 251GB APPLE SSD SM256E, Graphics: Intel HD 4000 + NVIDIA GeForce GT 650M 1536MB, Monitor: Color LCD

	OS: macOS 10.13.6, Kernel: 17.7.0 (x86_64), Display Server: X Server 1.18.4, OpenGL: 2.1, OpenCL: OpenCL 1.2 (May 24 2018 22:33:53), Compiler: Apple LLVM 10.0.0 (clang-1000.11.45.5) + GCC 4.2.1 + Xcode 10.1 + CUDA 9.0, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800

llvm 8 svn 347384: 

	Processor: Intel Core i7 @ 2.30GHz (4 Cores / 8 Threads), Motherboard: Apple MacBook Pro, Chipset: Intel 7, Memory: 2 x 4 GB DDR3-1600MHz, Disk: 251GB APPLE SSD SM256E, Graphics: Intel HD 4000 + NVIDIA GeForce GT 650M 1536MB, Monitor: Color LCD

	OS: macOS 10.13.6, Kernel: 17.7.0 (x86_64), Display Server: X Server 1.18.4, OpenGL: 2.1, OpenCL: OpenCL 1.2 (May 24 2018 22:33:53), Compiler: Apple LLVM 10.0.0 (clang-1000.11.45.5) + GCC 4.2.1 + Xcode 10.1 + CUDA 9.0, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800

GCC 9 build 20181125: 

	Processor: Intel Core i7 @ 2.30GHz (4 Cores / 8 Threads), Motherboard: Apple MacBook Pro, Chipset: Intel 7, Memory: 2 x 4 GB DDR3-1600MHz, Disk: 251GB APPLE SSD SM256E, Graphics: Intel HD 4000 + NVIDIA GeForce GT 650M 2GB, Monitor: Color LCD

	OS: macOS 10.13.6, Kernel: 17.7.0 (x86_64), Display Server: X Server 1.18.4, OpenGL: 2.1, OpenCL: OpenCL 1.2 (May 24 2018 22:33:53), Compiler: Apple LLVM 10.0.0 (clang-1000.11.45.5) + GCC 4.2.1 + Xcode 10.1 + CUDA 9.0, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800


GraphicsMagick 1.3.30
Operation: Sharpen
Iterations Per Minute > Higher Is Better
Xcode 10 .......... 47  |========================
Xcode 9.O ......... 47  |========================
Xcode 8.3 ......... 48  |========================
GCC 8.2 ........... 107 |======================================================
llvm 7 ............ 101 |===================================================
llvm 8 svn 347384 . 103 |====================================================


GraphicsMagick 1.3.30
Operation: Resizing
Iterations Per Minute > Higher Is Better
Xcode 10 .......... 96  |=================================
Xcode 9.O ......... 97  |=================================
Xcode 8.3 ......... 96  |=================================
GCC 8.2 ........... 158 |======================================================
llvm 7 ............ 146 |==================================================
llvm 8 svn 347384 . 148 |===================================================


GraphicsMagick 1.3.30
Operation: HWB Color Space
Iterations Per Minute > Higher Is Better
Xcode 10 .......... 130 |=======================================
Xcode 9.O ......... 129 |=======================================
Xcode 8.3 ......... 131 |========================================
GCC 8.2 ........... 178 |======================================================
llvm 7 ............ 166 |==================================================
llvm 8 svn 347384 . 167 |===================================================


7-Zip Compression 16.02
Compress Speed Test
MIPS > Higher Is Better
Xcode 10 .. 18692 |============================================================
Xcode 9.O . 18569 |============================================================
Xcode 8.3 . 18130 |==========================================================


Timed Apache Compilation 2.4.7
Time To Compile
Seconds < Lower Is Better
Xcode 10 .......... 48.68  |=====
llvm 7 ............ 59.03  |======
llvm 8 svn 347384 . 478.60 |===================================================


Timed ImageMagick Compilation 6.9.0
Time To Compile
Seconds < Lower Is Better
Xcode 10 ............. 73.76   |===
Xcode 9.O ............ 74.37   |===
Xcode 8.3 ............ 80.08   |===
GCC 8.2 .............. 130.60  |=====
GCC9 build 20181118 .. 134.52  |======
llvm 7 ............... 112.50  |=====
llvm 8 svn 347384 .... 1146.93 |===============================================
GCC 9 build 20181125 . 133.29  |=====


Timed PHP Compilation 7.1.9
Time To Compile
Seconds < Lower Is Better
Xcode 10 ............. 172 |==================================
Xcode 9.O ............ 179 |====================================
Xcode 8.3 ............ 210 |==========================================
GCC 8.2 .............. 206 |=========================================
GCC9 build 20181118 .. 206 |=========================================
llvm 7 ............... 256 |===================================================
GCC 9 build 20181125 . 208 |=========================================


C-Ray 1.1
Total Time - 4K, 16 Rays Per Pixel
Seconds < Lower Is Better
Xcode 10 .. 368 |============================================================
Xcode 9.O . 379 |==============================================================
Xcode 8.3 . 380 |==============================================================