AMD Ryzen 9 3900X 12-Core testing with a ASUS ROG CROSSHAIR VIII HERO (WI-FI) (0066 BIOS) and Sapphire AMD Radeon RX 550 640SP / 560/560X 4GB on Ubuntu 18.04 via the Phoronix Test Suite.
Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1907117-HV-3900XLINU62