Linux 4.15 TBM3 Skylake
Intel Core i9-7980XE testing with a ASUS PRIME X299-A and AMD Radeon 8192MB on Ubuntu 18.04 via the Phoronix Test Suite.


Linux 4.14.0: 

	Processor: Intel Core i9-7980XE @ 4.40GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A, Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: 120GB Force MP500, Graphics: AMD Radeon 8192MB, Audio: Realtek ALC1220, Monitor: Acer B286HK, Network: Intel Connection

	OS: Ubuntu 18.04, Kernel: 4.14.0-041400-generic (x86_64), Desktop: GNOME Shell 3.26.2, Display Server: Wayland, OpenGL: 4.5 Mesa 17.2.2 (LLVM 5.0.0), Compiler: GCC 7.2.0, File-System: ext4, Screen Resolution: 3840x2160

Linux 4.15 Git: 

	Processor: Intel Core i9-7980XE @ 4.40GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A, Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: 120GB Force MP500, Graphics: AMD Radeon 8192MB, Audio: Realtek ALC1220, Monitor: Acer B286HK, Network: Intel Connection

	OS: Ubuntu 18.04, Kernel: 4.14.0-999-generic (x86_64) 20171119, Desktop: GNOME Shell 3.26.2, Display Server: Wayland, OpenGL: 4.5 Mesa 17.2.2 (LLVM 5.0.0), Compiler: GCC 7.2.0, File-System: ext4, Screen Resolution: 3840x2160


SQLite 3.8.10.2
Test Target: Default Test Directory
Seconds < Lower Is Better
Linux 4.14.0 ... 15.43 |=======================================================
Linux 4.15 Git . 15.10 |======================================================


FFTW 3.3.6
Build: Float + SSE - Size: 1D FFT Size 1024
Mflops > Higher Is Better
Linux 4.14.0 ... 54421 |=======================================================
Linux 4.15 Git . 53939 |=======================================================


Go Benchmarks
Test: http
Nanoseconds < Lower Is Better
Linux 4.14.0 ... 7956 |=======================================================
Linux 4.15 Git . 8048 |========================================================


Go Benchmarks
Test: json
Nanoseconds < Lower Is Better
Linux 4.14.0 ... 3363560 |=====================================================
Linux 4.15 Git . 3363873 |=====================================================


Go Benchmarks
Test: garbage
Nanoseconds < Lower Is Better
Linux 4.14.0 ... 732384 |======================================================
Linux 4.15 Git . 734509 |======================================================


Fhourstones 3.1
Complex Connect-4 Solving
Kpos / sec > Higher Is Better
Linux 4.14.0 ... 14666.77 |====================================================
Linux 4.15 Git . 14711.70 |====================================================


SciMark 2.0
Computational Test: Composite
Mflops > Higher Is Better
Linux 4.14.0 ... 695.50 |======================================================
Linux 4.15 Git . 688.86 |=====================================================


SciMark 2.0
Computational Test: Monte Carlo
Mflops > Higher Is Better
Linux 4.14.0 ... 150.05 |======================================================
Linux 4.15 Git . 149.60 |======================================================


SciMark 2.0
Computational Test: Fast Fourier Transform
Mflops > Higher Is Better
Linux 4.14.0 ... 340.39 |======================================================
Linux 4.15 Git . 342.55 |======================================================


SciMark 2.0
Computational Test: Sparse Matrix Multiply
Mflops > Higher Is Better
Linux 4.14.0 ... 776.37 |======================================================
Linux 4.15 Git . 761.44 |=====================================================


SciMark 2.0
Computational Test: Dense LU Matrix Factorization
Mflops > Higher Is Better
Linux 4.14.0 ... 926.92 |======================================================
Linux 4.15 Git . 897.39 |====================================================


SciMark 2.0
Computational Test: Jacobi Successive Over-Relaxation
Mflops > Higher Is Better
Linux 4.14.0 ... 1283.78 |=====================================================
Linux 4.15 Git . 1293.32 |=====================================================


7-Zip Compression 9.20.1
Compress Speed Test
MIPS > Higher Is Better
Linux 4.14.0 ... 93649 |======================================================
Linux 4.15 Git . 95349 |=======================================================


Gzip Compression
2GB File Compression
Seconds < Lower Is Better
Linux 4.14.0 ... 9.54 |========================================================
Linux 4.15 Git . 9.54 |========================================================


FLAC Audio Encoding 1.3.1
WAV To FLAC
Seconds < Lower Is Better
Linux 4.14.0 ... 5.94 |========================================================
Linux 4.15 Git . 5.76 |======================================================


LAME MP3 Encoding 3.99.5
WAV To MP3
Seconds < Lower Is Better
Linux 4.14.0 ... 10.06 |=======================================================
Linux 4.15 Git . 10.05 |=======================================================


Ogg Encoding 1.3.0
WAV To Ogg
Seconds < Lower Is Better
Linux 4.14.0 ... 6.00 |========================================================
Linux 4.15 Git . 5.88 |=======================================================


GIMP 2.8.20
Test: resize
Seconds < Lower Is Better
Linux 4.14.0 ... 4.15 |======================================================
Linux 4.15 Git . 4.34 |========================================================


GIMP 2.8.20
Test: auto-levels
Seconds < Lower Is Better
Linux 4.14.0 ... 6.88 |========================================================
Linux 4.15 Git . 6.87 |========================================================


GIMP 2.8.20
Test: unsharp-mask
Seconds < Lower Is Better
Linux 4.14.0 ... 13.38 |=======================================================
Linux 4.15 Git . 12.74 |====================================================


Redis 3.0.1
Test: GET
Requests Per Second > Higher Is Better
Linux 4.14.0 ... 2906993.17 |==================================================
Linux 4.15 Git . 2700431.67 |==============================================


Redis 3.0.1
Test: SET
Requests Per Second > Higher Is Better
Linux 4.14.0 ... 2207913.17 |==================================================
Linux 4.15 Git . 2210008.58 |==================================================


PHPBench 0.8.1
PHP Benchmark Suite
Score > Higher Is Better
Linux 4.14.0 ... 610467 |=====================================================
Linux 4.15 Git . 618864 |======================================================