Scimark Macbook Pro Retina 2012 Gentoo 5.6.4 NOPTI Clang 9.0.1 O2 ivybridge 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 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Xcode 10 O2: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Xcode 10 O3: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Xcode 10 Ofast: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Xcode 10 O2 march=ivybridge: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Xcode 10 GCC 6: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 6 O2: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 6 O3: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 6 Ofast: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 6 O2 march=ivybridge: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 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 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 7 O2: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 7 O2 march=ivybridge: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 7 O3: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 7 Ofast: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 8: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 8 O2: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC O3: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 8 Ofast: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 8 O2 march=ivybridge: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 9: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 9 O2: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 9 O3: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 GCC 9 Ofast: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Clang 6: 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, Compiler: Clang 6.0.1 + GCC 4.2.1 + LLVM 6.0.1 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Clang 6 O2: 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, Compiler: Clang 6.0.1 + GCC 4.2.1 + LLVM 6.0.1 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Clang 6 O3: 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, Compiler: Clang 6.0.1 + GCC 4.2.1 + LLVM 6.0.1 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Clang 6 Ofast: 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, Compiler: Clang 6.0.1 + GCC 4.2.1 + LLVM 6.0.1 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Clang 6 O2 march=ivybridge: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Clang 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 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, Compiler: Clang 7.0.1 + GCC 4.2.1 + LLVM 7.0.1 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Clang 7 O2: 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, Compiler: Clang 7.0.1 + GCC 4.2.1 + LLVM 7.0.1 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Clang 7 O3: 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, Compiler: Clang 7.0.1 + GCC 4.2.1 + LLVM 7.0.1 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Clang 7 Ofast: 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, Compiler: Clang 7.0.1 + GCC 4.2.1 + LLVM 7.0.1 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Clang 7 O2 march=ivybridge: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Clang 8: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Clang 8 O2: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Clang 8 O3: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Clang 8 Ofast: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Clang 8 O2 march=ivybridge: 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, Compiler: Clang 8.0.0 + GCC 4.2.1 + LLVM 8.0.0 + Xcode 10.1 + CUDA 10.1, File-System: MS-DOS FAT16, Screen Resolution: 2880x1800 Archlinux GCC 8.2: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (251.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8192MB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA GeForce GT 650M 1GB (797/2508MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Antergos Linux 19.3-ISO-Rolling, Kernel: 5.0.4-arch1-1-ARCH (x86_64), Desktop: Cinnamon 4.0.10, Display Server: X Server 1.20.4, Display Driver: NVIDIA 418.56, OpenGL: 4.6.0, Vulkan: 1.1.95, Compiler: GCC 8.2.1 20181127 + Clang 7.0.1 + LLVM 7.0.1 + CUDA 10.0, File-System: ext4, Screen Resolution: 2880x1800 Archlinux GCC 8.2 V2: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (251.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8192MB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA GeForce GT 650M 1GB (797/2508MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Antergos Linux 19.3-ISO-Rolling, Kernel: 5.0.4-arch1-1-ARCH (x86_64), Desktop: Cinnamon 4.0.10, Display Server: X Server 1.20.4, Display Driver: NVIDIA 418.56, OpenGL: 4.6.0, Vulkan: 1.1.95, Compiler: GCC 8.2.1 20181127 + Clang 7.0.1 + LLVM 7.0.1 + CUDA 10.0, File-System: ext4, Screen Resolution: 2880x1800 Archlinux GCC 8.2 O3: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (251.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8192MB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA GeForce GT 650M 1GB (797/2508MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Antergos Linux 19.3-ISO-Rolling, Kernel: 5.0.4-arch1-1-ARCH (x86_64), Desktop: Cinnamon 4.0.10, Display Server: X Server 1.20.4, Display Driver: NVIDIA 418.56, OpenGL: 4.6.0, Vulkan: 1.1.95, Compiler: GCC 8.2.1 20181127 + Clang 7.0.1 + LLVM 7.0.1 + CUDA 10.0, File-System: ext4, Screen Resolution: 2880x1800 Archlinux Clang 7: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (251.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8192MB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA GeForce GT 650M 1GB (797/2508MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Antergos Linux 19.3-ISO-Rolling, Kernel: 5.0.4-arch1-1-ARCH (x86_64), Desktop: Cinnamon 4.0.10, Display Server: X Server 1.20.4, Display Driver: NVIDIA 418.56, OpenGL: 4.6.0, Vulkan: 1.1.95, Compiler: Clang 7.0.1 + GCC 8.2.1 20181127 + LLVM 7.0.1 + CUDA 10.0, File-System: ext4, Screen Resolution: 2880x1800 Archlinux Clang 7 O3: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (251.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8192MB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA GeForce GT 650M 1GB (797/2508MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Antergos Linux 19.3-ISO-Rolling, Kernel: 5.0.4-arch1-1-ARCH (x86_64), Desktop: Cinnamon 4.0.10, Display Server: X Server 1.20.4, Display Driver: NVIDIA 418.56, OpenGL: 4.6.0, Vulkan: 1.1.95, Compiler: Clang 7.0.1 + GCC 8.2.1 20181127 + LLVM 7.0.1 + CUDA 10.0, File-System: ext4, Screen Resolution: 2880x1800 Gentoo 5.1.1 NOPTI GCC 8.3 02 ivybridge: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (253.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8192MB, Disk: 251GB APPLE SSD SM256E, Graphics: Intel NVIDIA NVE7 1GB (1200MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Gentoo/Linux, Kernel: 5.1.1-gentoo (x86_64), Desktop: MATE 1.22.0, Display Server: X Server 1.20.4, Display Driver: nouveau 1.0.16, Compiler: GCC 8.3.0 + Clang 8.0.0 + LLVM 8.0.0, File-System: ext4, Screen Resolution: 2880x1800 Gentoo 5.1.1 NOPTI GCC 8.3 03 ivybridge: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (253.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8192MB, Disk: 251GB APPLE SSD SM256E, Graphics: Intel NVIDIA NVE7 1GB (1200MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Gentoo/Linux, Kernel: 5.1.1-gentoo (x86_64), Desktop: MATE 1.22.0, Display Server: X Server 1.20.4, Display Driver: nouveau 1.0.16, Compiler: GCC 8.3.0 + Clang 8.0.0 + LLVM 8.0.0, File-System: ext4, Screen Resolution: 2880x1800 Clear Linux GCC 9 O2 ivybridge: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (253.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8192MB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA NVE7 1GB (1200MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom NetXtreme BCM57762 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Clear Linux OS 29540, Kernel: 5.0.17-765.native (x86_64), Desktop: Xfce 4.12, Display Server: X Server 1.20.4, Display Driver: nouveau 1.0.16, OpenGL: 4.3 Mesa 19.2.0-devel, Vulkan: 1.1.102, Compiler: GCC 9.1.1 20190520 gcc-9-branch@271393 + Clang 8.0.0 + LLVM 8.0.0, File-System: ext4, Screen Resolution: 2880x1800 Clear Linux GCC 9 O3 ivybridge: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (253.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8192MB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA NVE7 1GB (1200MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom NetXtreme BCM57762 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Clear Linux OS 29540, Kernel: 5.0.17-765.native (x86_64), Desktop: Xfce 4.12, Display Server: X Server 1.20.4, Display Driver: nouveau 1.0.16, OpenGL: 4.3 Mesa 19.2.0-devel, Vulkan: 1.1.102, Compiler: GCC 9.1.1 20190520 gcc-9-branch@271393 + Clang 8.0.0 + LLVM 8.0.0, File-System: ext4, Screen Resolution: 2880x1800 Clear Linux GCC 9 Ofast ivybridge: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (253.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8192MB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA NVE7 1GB (1200MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom NetXtreme BCM57762 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Clear Linux OS 29540, Kernel: 5.0.17-765.native (x86_64), Desktop: Xfce 4.12, Display Server: X Server 1.20.4, Display Driver: nouveau 1.0.16, OpenGL: 4.3 Mesa 19.2.0-devel, Vulkan: 1.1.102, Compiler: GCC 9.1.1 20190520 gcc-9-branch@271393 + Clang 8.0.0 + LLVM 8.0.0, File-System: ext4, Screen Resolution: 2880x1800 Gentoo 5.6.4 NOPTI GCC 9.3 O2 ivybridge: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (259.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8GB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA GeForce GT 650M 1GB (797/2508MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Gentoo 2.6, Kernel: 5.6.4-gentoo-x86_64 (x86_64), Desktop: LXQt 0.14.1, Display Server: X Server 1.20.7, Display Driver: NVIDIA 440.82, OpenGL: 4.6.0, OpenCL: OpenCL 1.2 CUDA 10.2.159, Compiler: GCC 9.3.0 + Clang 9.0.1 + LLVM 9.0.1 + CUDA 10.2, File-System: ext4, Screen Resolution: 2880x1800 Gentoo 5.6.4 NOPTI Clang 9.0.1 O2 ivybridge: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (259.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8GB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA GeForce GT 650M 1GB (797/2508MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Gentoo 2.6, Kernel: 5.6.4-gentoo-x86_64 (x86_64), Desktop: LXQt 0.14.1, Display Server: X Server 1.20.7, Display Driver: NVIDIA 440.82, OpenGL: 4.6.0, OpenCL: OpenCL 1.2 CUDA 10.2.159, Compiler: Clang 9.0.1 + GCC 9.3.0 + LLVM 9.0.1 + CUDA 10.2, File-System: ext4, Screen Resolution: 2880x1800 SciMark 2.0 Computational Test: Composite Mflops > Higher Is Better Xcode 10 .................................... 533.00 |======== Xcode 10 O2 ................................. 1439.00 |====================== Xcode 10 O3 ................................. 1479.00 |======================= Xcode 10 Ofast .............................. 1505.00 |======================= Xcode 10 O2 march=ivybridge ................. 1435.00 |====================== Xcode 10 GCC 6 .............................. 489.00 |======== GCC 6 O2 .................................... 1227.00 |=================== GCC 6 O3 .................................... 1416.00 |====================== GCC 6 Ofast ................................. 1459.00 |======================= GCC 6 O2 march=ivybridge .................... 1237.00 |=================== GCC 7 ....................................... 485.00 |======= GCC 7 O2 .................................... 1207.00 |=================== GCC 7 O2 march=ivybridge .................... 1237.00 |=================== GCC 7 O3 .................................... 1252.00 |=================== GCC 7 Ofast ................................. 1425.00 |====================== GCC 8 ....................................... 483.00 |======= GCC 8 O2 .................................... 1245.00 |=================== GCC O3 ...................................... 1321.00 |==================== GCC 8 Ofast ................................. 1329.00 |===================== GCC 8 O2 march=ivybridge .................... 1225.00 |=================== GCC 9 ....................................... 483.00 |======= GCC 9 O2 .................................... 1200.00 |=================== GCC 9 O3 .................................... 1321.00 |==================== GCC 9 Ofast ................................. 1331.00 |===================== Clang 6 ..................................... 529.00 |======== Clang 6 O2 .................................. 1466.00 |======================= Clang 6 O3 .................................. 1454.00 |====================== Clang 6 Ofast ............................... 1481.00 |======================= Clang 6 O2 march=ivybridge .................. 1473.00 |======================= Clang 7 ..................................... 531.00 |======== Clang 7 O2 .................................. 1473.00 |======================= Clang 7 O3 .................................. 1453.00 |====================== Clang 7 Ofast ............................... 1494.00 |======================= Clang 7 O2 march=ivybridge .................. 1470.00 |======================= Clang 8 ..................................... 527.00 |======== Clang 8 O2 .................................. 1463.00 |======================= Clang 8 O3 .................................. 1434.00 |====================== Clang 8 Ofast ............................... 1493.00 |======================= Clang 8 O2 march=ivybridge .................. 1463.00 |======================= Archlinux GCC 8.2 V2 ........................ 487.00 |======== Archlinux GCC 8.2 O3 ........................ 1497.00 |======================= Archlinux Clang 7 ........................... 544.00 |======== Archlinux Clang 7 O3 ........................ 1516.00 |======================= Gentoo 5.1.1 NOPTI GCC 8.3 02 ivybridge ..... 1269.00 |==================== Gentoo 5.1.1 NOPTI GCC 8.3 03 ivybridge ..... 1554.00 |======================== Clear Linux GCC 9 O2 ivybridge .............. 1271.00 |==================== Clear Linux GCC 9 O3 ivybridge .............. 1539.00 |======================== Clear Linux GCC 9 Ofast ivybridge ........... 1536.00 |======================== Gentoo 5.6.4 NOPTI GCC 9.3 O2 ivybridge ..... 1268.00 |==================== Gentoo 5.6.4 NOPTI Clang 9.0.1 O2 ivybridge . 1547.11 |======================== SciMark 2.0 Computational Test: Monte Carlo Mflops > Higher Is Better Xcode 10 .................................... 104.00 |===== Xcode 10 O2 ................................. 409.00 |================== Xcode 10 O3 ................................. 471.00 |===================== Xcode 10 Ofast .............................. 408.00 |================== Xcode 10 O2 march=ivybridge ................. 464.00 |===================== Xcode 10 GCC 6 .............................. 104.00 |===== GCC 6 O2 .................................... 495.00 |====================== GCC 6 O3 .................................... 496.00 |====================== GCC 6 Ofast ................................. 514.00 |======================= GCC 6 O2 march=ivybridge .................... 525.00 |======================= GCC 7 ....................................... 105.00 |===== GCC 7 O2 .................................... 494.00 |====================== GCC 7 O2 march=ivybridge .................... 494.00 |====================== GCC 7 O3 .................................... 438.00 |==================== GCC 7 Ofast ................................. 509.00 |======================= GCC 8 ....................................... 106.00 |===== GCC 8 O2 .................................... 504.00 |======================= GCC O3 ...................................... 427.00 |=================== GCC 8 Ofast ................................. 536.00 |======================== GCC 8 O2 march=ivybridge .................... 430.00 |=================== GCC 9 ....................................... 108.00 |===== GCC 9 O2 .................................... 477.00 |===================== GCC 9 O3 .................................... 476.00 |===================== GCC 9 Ofast ................................. 512.00 |======================= Clang 6 ..................................... 100.00 |==== Clang 6 O2 .................................. 476.00 |===================== Clang 6 O3 .................................. 441.00 |==================== Clang 6 Ofast ............................... 428.00 |=================== Clang 6 O2 march=ivybridge .................. 512.00 |======================= Clang 7 ..................................... 100.00 |==== Clang 7 O2 .................................. 507.00 |======================= Clang 7 O3 .................................. 451.00 |==================== Clang 7 Ofast ............................... 461.00 |===================== Clang 7 O2 march=ivybridge .................. 479.00 |===================== Clang 8 ..................................... 101.00 |===== Clang 8 O2 .................................. 483.00 |====================== Clang 8 O3 .................................. 338.00 |=============== Clang 8 Ofast ............................... 453.00 |==================== Clang 8 O2 march=ivybridge .................. 478.00 |===================== Archlinux GCC 8.2 V2 ........................ 105.00 |===== Archlinux GCC 8.2 O3 ........................ 560.00 |========================= Archlinux Clang 7 ........................... 106.00 |===== Archlinux Clang 7 O3 ........................ 522.00 |======================= Gentoo 5.1.1 NOPTI GCC 8.3 02 ivybridge ..... 554.00 |========================= Gentoo 5.1.1 NOPTI GCC 8.3 03 ivybridge ..... 557.00 |========================= Clear Linux GCC 9 O2 ivybridge .............. 560.00 |========================= Clear Linux GCC 9 O3 ivybridge .............. 549.00 |========================= Clear Linux GCC 9 Ofast ivybridge ........... 554.00 |========================= Gentoo 5.6.4 NOPTI GCC 9.3 O2 ivybridge ..... 549.80 |========================= Gentoo 5.6.4 NOPTI Clang 9.0.1 O2 ivybridge . 525.17 |======================= SciMark 2.0 Computational Test: Fast Fourier Transform Mflops > Higher Is Better Xcode 10 .................................... 163.00 |============= Xcode 10 O2 ................................. 284.00 |======================= Xcode 10 O3 ................................. 298.00 |======================== Xcode 10 Ofast .............................. 294.00 |======================== Xcode 10 O2 march=ivybridge ................. 292.00 |======================= Xcode 10 GCC 6 .............................. 153.00 |============ GCC 6 O2 .................................... 301.00 |======================== GCC 6 O3 .................................... 299.00 |======================== GCC 6 Ofast ................................. 296.00 |======================== GCC 6 O2 march=ivybridge .................... 294.00 |======================== GCC 7 ....................................... 158.00 |============= GCC 7 O2 .................................... 291.00 |======================= GCC 7 O2 march=ivybridge .................... 299.00 |======================== GCC 7 O3 .................................... 277.00 |====================== GCC 7 Ofast ................................. 296.00 |======================== GCC 8 ....................................... 158.00 |============= GCC 8 O2 .................................... 296.00 |======================== GCC O3 ...................................... 296.00 |======================== GCC 8 Ofast ................................. 292.00 |======================= GCC 8 O2 march=ivybridge .................... 297.00 |======================== GCC 9 ....................................... 153.00 |============ GCC 9 O2 .................................... 291.00 |======================= GCC 9 O3 .................................... 293.00 |======================= GCC 9 Ofast ................................. 292.00 |======================= Clang 6 ..................................... 162.00 |============= Clang 6 O2 .................................. 293.00 |======================= Clang 6 O3 .................................. 292.00 |======================= Clang 6 Ofast ............................... 294.00 |======================== Clang 6 O2 march=ivybridge .................. 293.00 |======================= Clang 7 ..................................... 162.00 |============= Clang 7 O2 .................................. 310.00 |========================= Clang 7 O3 .................................. 312.00 |========================= Clang 7 Ofast ............................... 301.00 |======================== Clang 7 O2 march=ivybridge .................. 311.00 |========================= Clang 8 ..................................... 160.00 |============= Clang 8 O2 .................................. 305.00 |======================== Clang 8 O3 .................................. 304.00 |======================== Clang 8 Ofast ............................... 300.00 |======================== Clang 8 O2 march=ivybridge .................. 308.00 |========================= Archlinux GCC 8.2 V2 ........................ 144.00 |============ Archlinux GCC 8.2 O3 ........................ 295.00 |======================== Archlinux Clang 7 ........................... 166.00 |============= Archlinux Clang 7 O3 ........................ 311.00 |========================= Gentoo 5.1.1 NOPTI GCC 8.3 02 ivybridge ..... 275.00 |====================== Gentoo 5.1.1 NOPTI GCC 8.3 03 ivybridge ..... 279.00 |====================== Clear Linux GCC 9 O2 ivybridge .............. 278.00 |====================== Clear Linux GCC 9 O3 ivybridge .............. 279.00 |====================== Clear Linux GCC 9 Ofast ivybridge ........... 271.00 |====================== Gentoo 5.6.4 NOPTI GCC 9.3 O2 ivybridge ..... 302.46 |======================== Gentoo 5.6.4 NOPTI Clang 9.0.1 O2 ivybridge . 300.29 |======================== SciMark 2.0 Computational Test: Sparse Matrix Multiply Mflops > Higher Is Better Xcode 10 .................................... 601.00 |======= Xcode 10 O2 ................................. 1801.00 |==================== Xcode 10 O3 ................................. 1897.00 |===================== Xcode 10 Ofast .............................. 1905.00 |===================== Xcode 10 O2 march=ivybridge ................. 1885.00 |===================== Xcode 10 GCC 6 .............................. 519.00 |====== GCC 6 O2 .................................... 1929.00 |===================== GCC 6 O3 .................................... 1960.00 |====================== GCC 6 Ofast ................................. 1992.00 |====================== GCC 6 O2 march=ivybridge .................... 1951.00 |====================== GCC 7 ....................................... 518.00 |====== GCC 7 O2 .................................... 1869.00 |===================== GCC 7 O2 march=ivybridge .................... 1930.00 |===================== GCC 7 O3 .................................... 1779.00 |==================== GCC 7 Ofast ................................. 1856.00 |===================== GCC 8 ....................................... 515.00 |====== GCC 8 O2 .................................... 1983.00 |====================== GCC O3 ...................................... 1992.00 |====================== GCC 8 Ofast ................................. 1923.00 |===================== GCC 8 O2 march=ivybridge .................... 1999.00 |====================== GCC 9 ....................................... 518.00 |====== GCC 9 O2 .................................... 1860.00 |===================== GCC 9 O3 .................................... 1939.00 |===================== GCC 9 Ofast ................................. 1996.00 |====================== Clang 6 ..................................... 594.00 |======= Clang 6 O2 .................................. 1890.00 |===================== Clang 6 O3 .................................. 1871.00 |===================== Clang 6 Ofast ............................... 1863.00 |===================== Clang 6 O2 march=ivybridge .................. 1890.00 |===================== Clang 7 ..................................... 598.00 |======= Clang 7 O2 .................................. 1883.00 |===================== Clang 7 O3 .................................. 1855.00 |==================== Clang 7 Ofast ............................... 1882.00 |===================== Clang 7 O2 march=ivybridge .................. 1884.00 |===================== Clang 8 ..................................... 592.00 |======= Clang 8 O2 .................................. 1868.00 |===================== Clang 8 O3 .................................. 1881.00 |===================== Clang 8 Ofast ............................... 1877.00 |===================== Clang 8 O2 march=ivybridge .................. 1875.00 |===================== Archlinux GCC 8.2 V2 ........................ 527.00 |====== Archlinux GCC 8.2 O3 ........................ 2016.00 |====================== Archlinux Clang 7 ........................... 609.00 |======= Archlinux Clang 7 O3 ........................ 1939.00 |===================== Gentoo 5.1.1 NOPTI GCC 8.3 02 ivybridge ..... 1989.00 |====================== Gentoo 5.1.1 NOPTI GCC 8.3 03 ivybridge ..... 2153.00 |======================== Clear Linux GCC 9 O2 ivybridge .............. 1998.00 |====================== Clear Linux GCC 9 O3 ivybridge .............. 2164.00 |======================== Clear Linux GCC 9 Ofast ivybridge ........... 2172.00 |======================== Gentoo 5.6.4 NOPTI GCC 9.3 O2 ivybridge ..... 2005.95 |====================== Gentoo 5.6.4 NOPTI Clang 9.0.1 O2 ivybridge . 2062.76 |======================= SciMark 2.0 Computational Test: Dense LU Matrix Factorization Mflops > Higher Is Better Xcode 10 .................................... 828.00 |====== Xcode 10 O2 ................................. 3227.00 |======================= Xcode 10 O3 ................................. 3345.00 |======================= Xcode 10 Ofast .............................. 3351.00 |======================= Xcode 10 O2 march=ivybridge ................. 3162.00 |====================== Xcode 10 GCC 6 .............................. 698.00 |===== GCC 6 O2 .................................... 2433.00 |================= GCC 6 O3 .................................... 2937.00 |===================== GCC 6 Ofast ................................. 2929.00 |==================== GCC 6 O2 march=ivybridge .................... 2441.00 |================= GCC 7 ....................................... 690.00 |===== GCC 7 O2 .................................... 2327.00 |================ GCC 7 O2 march=ivybridge .................... 2482.00 |================= GCC 7 O3 .................................... 2580.00 |================== GCC 7 Ofast ................................. 2884.00 |==================== GCC 8 ....................................... 687.00 |===== GCC 8 O2 .................................... 2464.00 |================= GCC O3 ...................................... 2500.00 |================= GCC 8 Ofast ................................. 2498.00 |================= GCC 8 O2 march=ivybridge .................... 2424.00 |================= GCC 9 ....................................... 688.00 |===== GCC 9 O2 .................................... 2399.00 |================= GCC 9 O3 .................................... 2517.00 |================== GCC 9 Ofast ................................. 2459.00 |================= Clang 6 ..................................... 830.00 |====== Clang 6 O2 .................................. 3287.00 |======================= Clang 6 O3 .................................. 3297.00 |======================= Clang 6 Ofast ............................... 3260.00 |======================= Clang 6 O2 march=ivybridge .................. 3295.00 |======================= Clang 7 ..................................... 833.00 |====== Clang 7 O2 .................................. 3284.00 |======================= Clang 7 O3 .................................. 3288.00 |======================= Clang 7 Ofast ............................... 3275.00 |======================= Clang 7 O2 march=ivybridge .................. 3294.00 |======================= Clang 8 ..................................... 815.00 |====== Clang 8 O2 .................................. 3284.00 |======================= Clang 8 O3 .................................. 3262.00 |======================= Clang 8 Ofast ............................... 3279.00 |======================= Clang 8 O2 march=ivybridge .................. 3277.00 |======================= Archlinux GCC 8.2 V2 ........................ 703.00 |===== Archlinux GCC 8.2 O3 ........................ 3203.00 |====================== Archlinux Clang 7 ........................... 860.00 |====== Archlinux Clang 7 O3 ........................ 3396.00 |======================== Gentoo 5.1.1 NOPTI GCC 8.3 02 ivybridge ..... 2537.00 |================== Gentoo 5.1.1 NOPTI GCC 8.3 03 ivybridge ..... 3373.00 |======================== Clear Linux GCC 9 O2 ivybridge .............. 2526.00 |================== Clear Linux GCC 9 O3 ivybridge .............. 3289.00 |======================= Clear Linux GCC 9 Ofast ivybridge ........... 3268.00 |======================= Gentoo 5.6.4 NOPTI GCC 9.3 O2 ivybridge ..... 2493.46 |================= Gentoo 5.6.4 NOPTI Clang 9.0.1 O2 ivybridge . 3433.56 |======================== SciMark 2.0 Computational Test: Jacobi Successive Over-Relaxation Mflops > Higher Is Better Xcode 10 .................................... 968.00 |=============== Xcode 10 O2 ................................. 1340.00 |===================== Xcode 10 O3 ................................. 1384.00 |===================== Xcode 10 Ofast .............................. 1567.00 |======================== Xcode 10 O2 march=ivybridge ................. 1374.00 |===================== Xcode 10 GCC 6 .............................. 969.00 |=============== GCC 6 O2 .................................... 976.00 |=============== GCC 6 O3 .................................... 1386.00 |===================== GCC 6 Ofast ................................. 1564.00 |======================== GCC 6 O2 march=ivybridge .................... 974.00 |=============== GCC 7 ....................................... 955.00 |=============== GCC 7 O2 .................................... 978.00 |=============== GCC 7 O2 march=ivybridge .................... 978.00 |=============== GCC 7 O3 .................................... 1185.00 |================== GCC 7 Ofast ................................. 1554.00 |======================== GCC 8 ....................................... 951.00 |=============== GCC 8 O2 .................................... 978.00 |=============== GCC O3 ...................................... 1391.00 |===================== GCC 8 Ofast ................................. 1395.00 |===================== GCC 8 O2 march=ivybridge .................... 976.00 |=============== GCC 9 ....................................... 950.00 |=============== GCC 9 O2 .................................... 974.00 |=============== GCC 9 O3 .................................... 1379.00 |===================== GCC 9 Ofast ................................. 1396.00 |===================== Clang 6 ..................................... 957.00 |=============== Clang 6 O2 .................................. 1384.00 |===================== Clang 6 O3 .................................. 1369.00 |===================== Clang 6 Ofast ............................... 1557.00 |======================== Clang 6 O2 march=ivybridge .................. 1377.00 |===================== Clang 7 ..................................... 965.00 |=============== Clang 7 O2 .................................. 1381.00 |===================== Clang 7 O3 .................................. 1377.00 |===================== Clang 7 Ofast ............................... 1550.00 |======================== Clang 7 O2 march=ivybridge .................. 1380.00 |===================== Clang 8 ..................................... 965.00 |=============== Clang 8 O2 .................................. 1374.00 |===================== Clang 8 O3 .................................. 1386.00 |===================== Clang 8 Ofast ............................... 1554.00 |======================== Clang 8 O2 march=ivybridge .................. 1376.00 |===================== Archlinux GCC 8.2 V2 ........................ 957.00 |=============== Archlinux GCC 8.2 O3 ........................ 1412.00 |====================== Archlinux Clang 7 ........................... 979.00 |=============== Archlinux Clang 7 O3 ........................ 1412.00 |====================== Gentoo 5.1.1 NOPTI GCC 8.3 02 ivybridge ..... 988.00 |=============== Gentoo 5.1.1 NOPTI GCC 8.3 03 ivybridge ..... 1410.00 |====================== Clear Linux GCC 9 O2 ivybridge .............. 992.00 |=============== Clear Linux GCC 9 O3 ivybridge .............. 1415.00 |====================== Clear Linux GCC 9 Ofast ivybridge ........... 1414.00 |====================== Gentoo 5.6.4 NOPTI GCC 9.3 O2 ivybridge ..... 988.30 |=============== Gentoo 5.6.4 NOPTI Clang 9.0.1 O2 ivybridge . 1413.77 |======================