I bought recently an AMD RX550 2GB (Sapphire). I installed it in an old PC:
Motherboard: Asus M5A 78L
CPU: Fx 6300
RAM: 8GB 1333 in dual...
Radeon Software Adrenalin Edition 18.9.3 Highlights
Assassin's Creed® Odyssey
Up to 3% faster performance in Assassin’s Creed®...
I have a Gygabyte Vega56. Has been working up well until this issue.
Since the Adrenaline drivers (17.12.X) I've been having strange behavior...