FreeBSD 11.0 RC1 Compiler Comparison
Intel Xeon E5-2687W v3 testing on FreeBSD via the Phoronix Test Suite.


LLVM Clang 3.8: 

	Processor: Intel Xeon E5-2687W v3 @ 3.10GHz (20 Cores), Motherboard: MSI MS-7885 1.0, Memory: 16384MB, Disk: PNY CS1211 120GB SSD 754D117-483 CS121101 + AHCI SGPIO Enclosure 1.00 0001 + INTEL SSDSCKGW080A4 DC01 + AHCI SGPIO Enclosure 1.00 0001 + Corsair Voyager 3.0 000A, Audio: NVIDIA (0x0e0a) HDA, Network: Intel PRO/1000 Connection 7.6.1-k

	OS: FreeBSD, Kernel: 11.0-RC1 (x86_64), Compiler: Clang 3.8.0 (SVN 262564), File-System: zfs

GCC 6.1.0: 

	Processor: Intel Xeon E5-2687W v3 @ 3.10GHz (20 Cores), Motherboard: MSI MS-7885 1.0, Memory: 16384MB, Disk: PNY CS1211 120GB SSD 754D117-483 CS121101 + AHCI SGPIO Enclosure 1.00 0001 + INTEL SSDSCKGW080A4 DC01 + AHCI SGPIO Enclosure 1.00 0001 + Corsair Voyager 3.0 000A, Audio: NVIDIA (0x0e0a) HDA, Network: Intel PRO/1000 Connection 7.6.1-k

	OS: FreeBSD, Kernel: 11.0-RC1 (x86_64), Compiler: GCC 6.1.0 + Clang 3.8.0 (SVN 262564), File-System: zfs


SQLite 3.8.10.2
Test Target: Default Test Directory
Seconds < Lower Is Better
LLVM Clang 3.8 . 41.62 |=======================================================
GCC 6.1.0 ...... 41.78 |=======================================================


FFTW 3.3.4
Build: Float + SSE - Size: 2D FFT Size 4096
Mflops > Higher Is Better
LLVM Clang 3.8 . 11151 |=====================================================
GCC 6.1.0 ...... 11483 |=======================================================


GraphicsMagick 1.3.19
Operation: Blur
Iterations Per Minute > Higher Is Better
LLVM Clang 3.8 . 64  |===========================
GCC 6.1.0 ...... 136 |=========================================================


GraphicsMagick 1.3.19
Operation: Sharpen
Iterations Per Minute > Higher Is Better
LLVM Clang 3.8 . 44  |=================
GCC 6.1.0 ...... 144 |=========================================================


GraphicsMagick 1.3.19
Operation: Resizing
Iterations Per Minute > Higher Is Better
LLVM Clang 3.8 . 90  |===============================
GCC 6.1.0 ...... 168 |=========================================================


GraphicsMagick 1.3.19
Operation: HWB Color Space
Iterations Per Minute > Higher Is Better
LLVM Clang 3.8 . 108 |==================================
GCC 6.1.0 ...... 180 |=========================================================


GraphicsMagick 1.3.19
Operation: Local Adaptive Thresholding
Iterations Per Minute > Higher Is Better
LLVM Clang 3.8 . 74 |=========================================================
GCC 6.1.0 ...... 75 |==========================================================


Himeno Benchmark 3.0
Poisson Pressure Solver
MFLOPS > Higher Is Better
LLVM Clang 3.8 . 1024.49 |=======================================
GCC 6.1.0 ...... 1401.89 |=====================================================


Timed Apache Compilation 2.4.7
Time To Compile
Seconds < Lower Is Better
LLVM Clang 3.8 . 24.35 |=======================================================
GCC 6.1.0 ...... 24.40 |=======================================================


Timed PHP Compilation 5.2.9
Time To Compile
Seconds < Lower Is Better
LLVM Clang 3.8 . 12.53 |===========================================
GCC 6.1.0 ...... 15.93 |=======================================================


C-Ray 1.1
Total Time
Seconds < Lower Is Better
LLVM Clang 3.8 . 13.82 |=======================================================
GCC 6.1.0 ...... 10.95 |============================================


LZMA Compression
256MB File Compression
Seconds < Lower Is Better
LLVM Clang 3.8 . 321.70 |======================================================
GCC 6.1.0 ...... 308.65 |====================================================


FLAC Audio Encoding 1.3.1
WAV To FLAC
Seconds < Lower Is Better
LLVM Clang 3.8 . 9.60 |========================================================
GCC 6.1.0 ...... 7.12 |==========================================


LAME MP3 Encoding 3.99.3
WAV To MP3
Seconds < Lower Is Better
LLVM Clang 3.8 . 15.79 |=======================================================
GCC 6.1.0 ...... 12.86 |=============================================


Apache Benchmark 2.4.7
Static Web Page Serving
Requests Per Second > Higher Is Better
LLVM Clang 3.8 . 39648.14 |=================================================
GCC 6.1.0 ...... 41766.26 |====================================================