The R9 380 is legacy and no longer supported. The last driver version is 22.6.1 - what driver version are you using?
Also, what connection type are you using, DP or HDMI? Have you tried another connection or different cable?
Ryzen R7 5700X | B550 Gaming X | 2x16GB G.Skill 3600 | Radeon RX 7900XT
Ryzen R7 5700G | B550 Gaming X | 2x8GB G.Skill 4000 | Radeon Vega 8 IGP
Ryzen R5 5600 | B550 Gaming Edge | 4x8GB G.Skill 3600 | Radeon RX 6800XT