Question Freesync lag when activated

[Costan Nicu]

I have a 144 hz freesync monitor and everyrhing works fine until i enable freesync, i have 80-100 fps and feels smooth but after i enable freesync my game feels like im playing on a 30hz monitor.

 

[rgd1101]

system spec? and this monitor model?

 

[Costan Nicu]

system spec? and this monitor model?

https://www.lenovo.com/ng/en/monitors/d24f
ryzen 5 1600x 4ghz oc noctua nh-d14 cooler
rx 580 1500mhz 2250mhz oc
16 gb ram 3000
b350 pc mate
650w psu
1tb
1ssd 120 gb

 

[Costan Nicu]

system spec? and this monitor model?

sometimes works fine with freesync enabled and its very smooth and then goes crazy