This is not officialy video or advertisement, i just say my opinion based on few PC games i've played from 2010 - 2014

Are scaled based on their Graphic quality - Smooth gameplay and realistic shadder they got.

Ignore these tags

Top PC Graphic Games (HD)
Far cry 3
Crysis 3
Metro last light
Bioshock infinitive
Tomb raider
Crysis 3
Battlefield 4