I need a new gpu

So right now I have an rtx 2060 12 gb and its running a little slow. I want play warzone but my current gpu cant hold up and startet crashing when I for an example when I load into a game. My budget is at like 500 dollars if I Can get anything for that. I just want to have a fps on like 165 like my monitor and have some good graphic. My current build is this:

Motherboard: NZXT b550 N7

CPU: amd ryzen 7 5800x 3,8 GHz

Case: NZXT H5

PSU NZXT C-Series Bronze C750 PSU 750 Watt ATX 80 Plus bronze

RAM: 32 gb kingston furry ddr4 (4 sticks) 8 gb each

Cpu cooler: NZXT kraken z53 aio

GPU: Geforce RTX 2060 12 Gb gddr6

I build this myself like 3 years ago