I played the 16 chuncks in 1.16.100.4! I switched to 1.16.210 and now I have to play on 8 render because it does not stop crashing. I have a 4-core i5 and a 2gb nvidia card.... I'm with directx 12.... what's changed

I played the 16 chuncks in 1.16.100.4! I switched to 1.16.201 and now I have to play on 8 render because it does not stop crashing. I have a 4-core i5 and a 2gb nvidia card.... I'm with directx 12.... what's changed!!! Help!!!