Go into Catalyst Control Center and make sure your refresh rate is set high (at least 60hz) while connected to TV, check also VSync settings. Although you hadn't specified the model of your Sony TV, it's unlikely to be that, they generally have very low input latency. You could also try connecting your video card directly through HDMI (without the DVI adapter) to see if helps...
Avell A70 MOB: Core i7-11800H, GeForce RTX 3060, 16 GB DDR4-3200, Windows 11 (Insider Preview)
ASRock Z97M OC Formula: Pentium G3258, GeForce GT 440, 16 GB DDR3-1600, Windows 10 (22H2)
ASRock Z97M OC Formula: Pentium G3258, GeForce GT 440, 16 GB DDR3-1600, Windows 10 (22H2)