100-150 FPS certainly sounds like a playable frame rate, what is the problem? If you feel that your graphics card and system are not performing as well as it should try a 3DMark benchmark like Time Spy and it will compare your score to other similar systems.
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