Wayne Morellini
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Oh, hi Jeff, you posted while I was writing, that last post wasn't aimed at you.
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Funny thing is that TB was originally pitched with the ability to stack and bond connections into higher aggregate bandwidth. They did it again with TB2, but have never enabled production software/ firmware to allow it. Thunderbolt 3 is supposed to use a different connector, moving away from the mini-DisplayPort connector. Even rumors saying that they may take another look at the universal, reversible USB interface. Connection of DisplayPort and legacy TB devices can be made with simple, inexpensive passive adaptors.
As far as display connections go, I would really like to see an interface spec that is future-thinking. There is no reason why HDMI 2.0 could not have been this. Go ahead and design an interface that is capable of supporting 360Gbps for 18K resolution in full 3D at 240Hz paired with 64 audio channels. Of course display and component manufacturers don't have to utilize all that bandwidth and all those features, but make it so they all play within the designated sandbox of that specification. Then in 15 years from now when 8K TV's are normal, no one has to swap out cables and matrix switching hardware and AV receivers may not offer all the new bells and whistles, but they would still be able to route and pass compatible signals.
IMO, DisplayPort has most of it right in terms of being able to carry multiple video and audio streams over one interface. The problem is they only beef up their spec once display and component hardware demand it. Instead, they should be designing a spec to aspire to. Go the extra mile and design active electronics like Thunderbolt or RedMere that can be incorporated as optional to provide long-run cabling or transport over alternative infrastructure like UTP cable installed everywhere.
Using interfaces and cabling as a means to pace market development, which is what has been going on for some time now, holds back innovation and competition. It becomes a structured advance that is dictated by the big few who always seem to be in control of the new interface specs. If that factor is removed from the equation, then competition should increase and more disruptive technology will emerge.
And don't get me started on remote control and automation systems. That whole industry and sub culture is an insult to human intelligence and common decency. With a business model that still reeks of 1970's photocopier salesmen and custom setups that should have died along with the 8 foot satellite dishes.
(snip) As far as display connections go, I would really like to see an interface spec that is future-thinking. There is no reason why HDMI 2.0 could not have been this. Go ahead and design an interface that is capable of supporting 360Gbps for 18K resolution in full 3D at 240Hz paired with 64 audio channels. Of course display and component manufacturers don't have to utilize all that bandwidth and all those features, but make it so they all play within the designated sandbox of that specification. Then in 15 years from now when 8K TV's are normal, no one has to swap out cables and matrix switching hardware and AV receivers may not offer all the new bells and whistles, but they would still be able to route and pass compatible signals.
IMO, DisplayPort has most of it right in terms of being able to carry multiple video and audio streams over one interface. The problem is they only beef up their spec once display and component hardware demand it. Instead, they should be designing a spec to aspire to. Go the extra mile and design active electronics like Thunderbolt or RedMere that can be incorporated as optional to provide long-run cabling or transport over alternative infrastructure like UTP cable installed everywhere.
Using interfaces and cabling as a means to pace market development, which is what has been going on for some time now, holds back innovation and competition. It becomes a structured advance that is dictated by the big few who always seem to be in control of the new interface specs. If that factor is removed from the equation, then competition should increase and more disruptive technology will emerge. (snip)
So the big question for a non techno guy like me. Will this new iMac deliver similar/lesser or better performance than the "trashcan" with dragon footage for editing ?
Running a single 5K display is the same as running FOUR 2560x1440 displays. That is going to need 40Gbps of bandwidth -- that is TWO Thunderbolt 2 ports, or TWO DisplayPort v1.2 ports as the case may be.
The 2013 Mac Pro will in fact run the Dell 5K monitor that should start shipping next month. I'm getting conflicting information though about TB2 and DP1.2 data allocation... It takes two TB2 ports out of commission for sure, but it may actually cancel out 4 of them depending on when and where the DP bandwidth enters and exits the pipeline. There's 6 ports, but driven by 3 headers, each header capable of 20Gbps. Technically less in terms of PCIe bandwidth, but that's another line of discussion.
That said, I don't expect to see a stand-alone 5K display from Apple until they can provide a single cable connection via DisplayPort v1.3 or Thunderbolt 3.
Apple must have sorted something out as a freind of mine tested a 5k stand alone display 8 months ago now via his laptop through thunderbolt. Cant say more than that as he was ND claused to the max. ( leaked it out to a bunch of us under the influence and regretting it) ...
So I'm hoping it wasn't just drunken bullshit. But he was testing the apple tube 6 months before it saw light of day for Apple. So he is connected some what. Fingers crossed.
Jeff -- I've heard one reason (apart from lower sales) that Apple killed the 17" MBP was that they could not produce retina screens affordably for it at that time. And carrying around a huge 5lb non-retina brick wasn't appealing to many people.
But now that this iMac is out and affordable, it makes me wonder whether a super thin, 17" 4k MBP could see the light of day.
...that is wasting the - already poor - resources of a mediocre, low bandwidth mobile GPU on resolution, which isn't help you get your work done.Y But hey you get a shiny new 5K screen.