But you aren’t required to upgrade, it will just not be as fast/HD as it would be on newer hardware. On console it is very likely the old hardware will not be developed for at a certain point, so you will not be able to play it even if technically it would run decent on the hardware
EB Games?? They were in the US for a while until Gamestop bought them iirc. Used to have an EB Games in my local mall like over a decade ago.