PGO GCC Comparison
Intel Core i9-7980XE testing with a ASUS PRIME X299-A (1401 BIOS) and AMD Radeon RX Vega 8192MB on Ubuntu 18.04 via the Phoronix Test Suite.


GCC 9.0 SVN: 

	Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1401 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: 256GB INTEL SSDPEKKW256G8, Graphics: AMD Radeon RX Vega 8192MB, Audio: Realtek ALC1220, Monitor: Acer B286HK, Network: Intel Connection

	OS: Ubuntu 18.04, Kernel: 4.18.0-999-generic (x86_64) 20180717, Desktop: GNOME Shell 3.28.1, Display Server: X Server 1.19.6, Display Driver: modesetting 1.19.6, OpenGL: 4.5 Mesa 18.1.1- padoka PPA (LLVM 6.0.0), Compiler: GCC 9.0.0 20180718 + Clang 6.0.0-1ubuntu2, File-System: ext4, Screen Resolution: 3840x2160

GCC 9.0 SVN - PGO: 

	Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1401 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: 256GB INTEL SSDPEKKW256G8, Graphics: AMD Radeon RX Vega 8192MB, Audio: Realtek ALC1220, Monitor: Acer B286HK, Network: Intel Connection

	OS: Ubuntu 18.04, Kernel: 4.18.0-999-generic (x86_64) 20180717, Desktop: GNOME Shell 3.28.1, Display Server: X Server 1.19.6, Display Driver: modesetting 1.19.6, OpenGL: 4.5 Mesa 18.1.1- padoka PPA (LLVM 6.0.0), Compiler: GCC 9.0.0 20180718 + Clang 6.0.0-1ubuntu2, File-System: ext4, Screen Resolution: 3840x2160

GCC 7.3.0: 

	Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1401 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: 256GB INTEL SSDPEKKW256G8, Graphics: AMD Radeon RX Vega 8192MB, Audio: Realtek ALC1220, Monitor: Acer B286HK, Network: Intel Connection

	OS: Ubuntu 18.04, Kernel: 4.18.0-999-generic (x86_64) 20180717, Desktop: GNOME Shell 3.28.1, Display Server: X Server 1.19.6, Display Driver: modesetting 1.19.6, OpenGL: 4.5 Mesa 18.1.1- padoka PPA (LLVM 6.0.0), Compiler: GCC 7.3.0 + Clang 6.0.0-1ubuntu2, File-System: ext4, Screen Resolution: 3840x2160

GCC 7.3.0 - PGO: 

	Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1401 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: 256GB INTEL SSDPEKKW256G8, Graphics: AMD Radeon RX Vega 8192MB, Audio: Realtek ALC1220, Monitor: Acer B286HK, Network: Intel Connection

	OS: Ubuntu 18.04, Kernel: 4.18.0-999-generic (x86_64) 20180717, Desktop: GNOME Shell 3.28.1, Display Server: X Server 1.19.6, Display Driver: modesetting 1.19.6, OpenGL: 4.5 Mesa 18.1.1- padoka PPA (LLVM 6.0.0), Compiler: GCC 7.3.0 + Clang 6.0.0-1ubuntu2, File-System: ext4, Screen Resolution: 3840x2160


TSCP 1.81
AI Chess Performance
Nodes Per Second > Higher Is Better
GCC 9.0 SVN ....... 1401474 |==============================================
GCC 9.0 SVN - PGO . 1508155 |==================================================
GCC 7.3.0 ......... 1367377 |=============================================
GCC 7.3.0 - PGO ... 1471097 |=================================================


ebizzy 0.3

Records/s > Higher Is Better
GCC 9.0 SVN ....... 594604 |================================================
GCC 9.0 SVN - PGO . 635184 |===================================================
GCC 7.3.0 ......... 617435 |==================================================
GCC 7.3.0 - PGO ... 634262 |===================================================