incompatible mods
How do I fix if its the right version but its not compatible?
specs: i5 10400f, 16gb ddr4 ram 2667mhz, rtx 3080
specs: i5 10400f, 16gb ddr4 ram 2667mhz, rtx 3080

Solution
Are you using shaders? If yes, then you can safely remove Nvidium. Nvidium only works with shaders disabled. It does not work while shaders are enabled, plus I don't think you're playing Minecraft with shaders off for over 20% of the time.