gpu upgrade bottleneck issue

I am interested in upgrading to a 3080, but I don’t particularly want to build a whole new pc. What are the most important things to upgrade? Will my i7 cut it if I overclock? I know I should up my PSU because it suggests a 750 watt... im not completely against spending money, but I’d say my...

Hello, so i'm currently having CPU - AMD FX8300 Eight Core and GPU - AMD Radeon R7 370. I'm planning on buying GPU - GeForce GTX 1650 SUPER OC 4GB, but I'm worried whether there would be any improvement due to bottleneck. I need some advice please.