I've only ever had low-to-mid-end GPUs. From the first PC I built, playing Quake 3 Arena on a Geforce 2 MX, a Geforce 4 Ti 4400 when playing Far Cry and Half Life 2, an X1950 Pro when playing Crysis, a GTX 560 when playing Dishonored and Saints Row IV to, finally, a GTX 1060 for which I've been...