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.
HTML result view exported from: https://openbenchmarking.org/result/1801306-FO-XPLANE11M02&grt&sor.
X-Plane
Quality: Low - Resolution: 3840 x 2160
X-Plane
Quality: Very High - Resolution: 3840 x 2160
X-Plane
Quality: Very High CPU - Resolution: 3840 x 2160
X-Plane
Quality: Very High GPU - Resolution: 3840 x 2160
Phoronix Test Suite v10.8.5