Many 4K 'TV's don't have Displayport and have unacceptable levels of input lag which makes them ok for watching things, but maybe not so good for monitor use and gaming.
Interesting monitor but I find it rather meh.
I got impatient waiting for a big decent monitor capable 4K display that had Displayport input so I took a chance buying a Crossover 494K (49 inch LG IPS) several months ago and it has been running 4K @ 60hz flawlessly ever since,... and it even...
.....Or maybe the dumb sheep are finally waking up?
Senses of value, desires for liberty and aversions to sweat shop labor are not bad things...and Apple respects none of that.
Reality distortion fields don't last forever, apparently.
P.S. I can safely say I have never spent one plug...
I have not ruled out Bulldozer yet. I don't understand this fully and I am looking into this but.. it seems that compiler optimization is what is really holding things back. When things are compiled using Open64, things improve around 30%. Look here...