A large portion of mods target visual aspects of a game, increasing graphic fidelity or changing the appearance of a character, for instance. (gamerassaultweekly.com)
360 and PS3 were actually huge leaps in graphics fidelity for their time and held their value. (n4g.com)
You've seen massive lighting changes; now we have real graphic fidelity that is just so much better than it has been historically. (mcvuk.com)