XPlane 11 Mesa
Intel Core i7-8700K testing with a ASUS PRIME Z370-A (0606 BIOS) and AMD Radeon RX Vega 8192MB on Ubuntu 17.10 via the Phoronix Test Suite.


Stock: 

	Processor: Intel Core i7-8700K @ 4.70GHz (6 Cores / 12 Threads), Motherboard: ASUS PRIME Z370-A (0606 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 525GB Crucial_CT525MX3 + Samsung SSD 950 PRO 256GB, Graphics: AMD Radeon RX Vega 8192MB, Audio: Realtek ALC1220, Monitor: DELL P2415Q, Network: Intel Connection

	OS: Ubuntu 17.10, Kernel: 4.15.0-999-generic (x86_64) 20180126, Desktop: GNOME Shell 3.26.2, Display Driver: modesetting 1.19.5, OpenGL: 4.5 Mesa 18.1.0-devel- padoka PPA (LLVM 7.0.0), Vulkan: 1.0.61, Compiler: GCC 7.2.0, File-System: ext4, Screen Resolution: 3840x2160

mesa_glthread=true: 

	Processor: Intel Core i7-8700K @ 4.70GHz (6 Cores / 12 Threads), Motherboard: ASUS PRIME Z370-A (0606 BIOS), Chipset: Intel Device 3ec2, Memory: 16384MB, Disk: 525GB Crucial_CT525MX3 + Samsung SSD 950 PRO 256GB, Graphics: AMD Radeon RX Vega 8192MB, Audio: Realtek ALC1220, Monitor: DELL P2415Q, Network: Intel Connection

	OS: Ubuntu 17.10, Kernel: 4.15.0-999-generic (x86_64) 20180126, Desktop: GNOME Shell 3.26.2, Display Driver: modesetting 1.19.5, OpenGL: 4.5 Mesa 18.1.0-devel- padoka PPA (LLVM 7.0.0), Vulkan: 1.0.61, Compiler: GCC 7.2.0, File-System: ext4, Screen Resolution: 3840x2160


X-Plane 11
Quality: Low - Resolution: 3840 x 2160
Frames Per Second > Higher Is Better
Stock .............. 115.20 |================================================
mesa_glthread=true . 119.03 |==================================================


X-Plane 11
Quality: Very High - Resolution: 3840 x 2160
Frames Per Second > Higher Is Better
Stock .............. 68.84 |==================================================
mesa_glthread=true . 70.30 |===================================================


X-Plane 11
Quality: Very High CPU - Resolution: 3840 x 2160
Frames Per Second > Higher Is Better
Stock .............. 33.29 |===================================================
mesa_glthread=true . 33.02 |===================================================


X-Plane 11
Quality: Very High GPU - Resolution: 3840 x 2160
Frames Per Second > Higher Is Better
Stock .............. 23.25 |===================================================
mesa_glthread=true . 23.10 |===================================================