iATKOS Inside: Do 4GB vram cards and 8GB vram cards really make that much of a difference... I just got an RX580 that was 4 gigabytes... Is it really gonna be that much different from the 8GB version

Do 4GB vram cards and 8GB vram cards really make that much of a difference... I just got an RX580 that was 4 gigabytes... Is it really gonna be that much different from the 8GB version