wizard69

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wizard69
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  • Pro Display XDR works on iMac Pro at 5K, not 6K

    zimmie said:
    tht said:
    That is one strange issue. The TB3 chips in the iMac Pro aren’t full Titan Ridge chips? Bandwidth limitation?
    Essentially, yes. Based on teardowns, iMac Pro units uses two JHL6540 Thunderbolt 3 controllers ("products formerly Alpine Ridge"; each handles two ports), which only support DisplayPort 1.2.
    So even though the base pro tower ships with a 580X one needs an entire iMac Pro upgrade to run 6K (or better 8K) simply due to the choice of a $8.55 controller in a $5,000+ computer...?  We have a 2017 'pro' computer based on a 2010 TB standard ?    en.wikipedia.org/wiki/DisplayPort#1.2

    How and why does this happen...? 
    You serious?   The Mac team has been poorly managed for year, little of the hardware sold as “pro” is actually pro.   Apples goals for years have been high margins at all cost no matter how badly it impacts usability.  

    I know this bothers many Apple fan boys but the reality is the hardware they use in their Mac lineup is focused far more on margins than value to the customer or longevity of that hardwares. Today one needs to realize that Intel has been left behind and is no longer the first place people go looking for value or performance.  

    People like to defend Apples practices and even I can understand the low end isn’t going to be state of the art.  However Apple simply markets too many machines as pro that simply aren’t pro grade at all.  
    sandorwilliamlondondysamoria
  • Pro Display XDR works on iMac Pro at 5K, not 6K

    Appleish said:
    The current iMac Pros are old in computer years, so this doesn't surprise me. My XDR arrives in January. Can't wait to pair it in 6K with my 16-inch MBP.
    This is exactly the problem.   Apple simply lets its “pro” hardware languish for way too long turning them into bad buys.   There are few rumors yet but I’m really hoping we see a new iMac Pro early in 2020!    Chip technology has advanced significantly and it isn’t just TB3 controllers.  An iMac Pro built around AMDs Thread Ripper technology would be amazing. IMac might not be able to handle the highest end Thread Rippers but with in a reasonable power budget Intel can’t compete.  

    Pro aaa my a pipe dream but the fact remains IMac Pro is due for an update.   Hopefully the new Pro team at Apple will address the mechanical issues that make iMac Pro too much of a pain in the ass for pros.  Specifically RAM and SSD access.  
    d_2watto_cobrawilliamlondon
  • Apple engineers reveal how they prevent Mac Pro overheating

    GG1 said:
    This is probably the most interesting article AI has ever published.  Fascinating. 

    And to state the obvious SOMEONE has to pay for all those man-years of research.  The $5K price is not all profit. 
    sjworld said:
    It’s air cooled. This machine is very much likely to start thermal throttling once it reaches 80C during heavy workloads.
    I doubt Apple will reveal the upper limit of thermal capacity of this design, but there must be MUCH design margin after Apple admitted this shortcoming in the previous Mac Pro design.

    Can anybody estimate how much of the 1400 Watt power supply can actually be in use with all options and RAM installed?

    But a technical deep dive (from Apple) would be fascinating.

    Edit: grammar
    The issue of power has the potential for along interesting discussion.  It is most interesting because Apple is still using Intel’s chips which soundly lost any power advantage they had to AMD.    So to get the performance they will have (which isn’t industry leading) they effectively will have to deal with a great deal of processor heat.   Then you have the video cards which are again hot.  So in some configurations you will easily see +500 watts for a single CPU chip and a high end GPU card.  Then there is Apples accelerator card which is likely going to be another hot zone.  

    What does this mean?   Well it is easy to see most of that power supply capacity being used.    Frankly we don’t know how much power is being budgeted per PCI-E slot but again you can easily expect +100  (probably a lot more) watt cards per slot.    I would expect many users to be running AI accelerator cards or compute cards in the box.   In the end a maxed out machine may not be anywhere near as quiet as a base line model.   Remember some of these third party cards have their own fans so no matter what Apple does fans will be an issue. 

    As for margin it is pretty hard not to throttle a CPU these days with out high performance cooling.     I’m certain somebody with deep pockets and time on their hands will he testing this new Mac Pro to see how well it does.   There is little to be said until the testing comes in.  
    GG1doozydozenwatto_cobraviclauyyc
  • Teardown of 16-inch MacBook Pro reveals tough-to-repair construction

    I get it why they designed it this way.   But, essentially, it makes it a $2K+ disposable computer (it can't be upgraded and it can't be repaired) and that just goes against my grain.  I think I would have to carefully balance the benefits of the computer (and specifically how they would benefit me) and weigh that against the limited repair and upgradeability.

    On the other hand, these are aimed at the truly "pro" market -- meaning not just power users but those who make their living with these machines.  So, for them, if it breaks they will be more inclined to treat it like any other piece of equipment and replace it.
    Non-user-upgradable doesn’t mean “disposable”. It means you can’t upgrade it. It surely can be serviced if the need should arise. You can also resell it, as well as recycle it. Just like an iPad or even a car, neither of which most consumers ever perform repairs themselves on. 

    It’s like complaining that your TV is “disposable”, despite having an expected lifespan of many, many years, and TV repair still being a thing. (I’ve had my expensive, non-user-serviceable plasma for almost a decade.)

    That being said, despite being in IT I don’t know anyone, pro or consumer, who repairs their own laptops, TVs, or even cars (other than brakes or oil which isn’t really repair). Apple doesn’t design its products for DIY tinkerers. 
    I’m not sure where this garbage about consummers never performing repairs on their cars comes from. It simply doesn’t reflect reality, in fact if you have never addressed a problem on your automobile I’d say you are in the minority.    Even Walmart’s dedicate considerable space to high volume maintenance parts.   Within a short distance of my home there are at least 3 parts stores selling largely to the owners of automobiles.    Frankly service items on a laptop, like the battery, should  not be any more difficult to replace than a battery on a car.   That means a few common tools and a standardized component.  


    By the way I have to agree that non upgradeable doesn’t mean disposable.   This though drags the discussion off course because being reasonable repairable has nothing to do with being upgradeable.  What makes a MBP disposable is when repairs to common items expected to fail costs more than the value of the machine.  I’d go so far as to say that Apples repair policies are designed to drive purchases of new equipment.    Let’s be honest here, for old Apple hardware you need to go third party for repairs and that only happens if They can get the parts.  Apple basically doesn’t want to know you even if the hardware is otherwise serving a need.  

    You seem to not understand brakes.  Have them go bad and you will understand that they are an item that can require repair.  As for PC’s, at work the IT department does a surprising amount of repairs to laptops, desktops and even stuff in the server room.  For a reasonably sized organization it is far more cost effective to repair in house.  So things like batteries, keyboards and so forth get replaced in laptops.   Desktops and embedded PC’s sometimes leave you with little choice but to repair in place.   So hard drives , video cards, power supplies and other items all get handled in house.    There are a number of reasons for this but one simple one is that downtime isn’t acceptable.   Then you have the issue of security and letting strangers into your systems.    Another issue is the fact that a third party would have no idea as to what is going on with the hardware.   The corporate world is funny though because another division or installation might have a totally different policy.   In any event you can’t really say that PC’s aren’t repaired.  They are often repaired in house to some extent or another.    By the way not one Apple product exists in these sorts of installations, Apple simply doesn’t supply the required hardware.  
    raulcristianboboliciousCloudTalkinGeorgeBMacchemengin1
  • Apple's new 16-inch MacBook Pro reveals its future direction

    henrybay said:
    wizard69 said:
    sergioz said:
    I enjoyed this article tremendously. I agree with Daniel about keyboard fiasco that was overblown by bloggers, who know nothing about butterfly keyboards or even failure rate butterfly keyboards vs. scissor mechanism. It’s kind of sad to see that big company like Apple  has to take step back to go forward because of few pesky bloggers and YouTubers. 
    The failure of those keyboards was very real.     You don’t need to be a blogger to realize that.    As for Daniel he repeatedly, in his articles, twists things such that the truth isn’t represented anymore.   Apple introduced an absolutely terrible keyboard and got called out for it, that is what happened and is well documented.  
    wizard69 said:
    sergioz said:
    I enjoyed this article tremendously. I agree with Daniel about keyboard fiasco that was overblown by bloggers, who know nothing about butterfly keyboards or even failure rate butterfly keyboards vs. scissor mechanism. It’s kind of sad to see that big company like Apple  has to take step back to go forward because of few pesky bloggers and YouTubers. 
    The failure of those keyboards was very real.     You don’t need to be a blogger to realize that.    As for Daniel he repeatedly, in his articles, twists things such that the truth isn’t represented anymore.   Apple introduced an absolutely terrible keyboard and got called out for it, that is what happened and is well documented.  
    Well said. Apple got called out for producing an atrociously bad keyboard. It wasn’t just the failure rate - the butterfly keyboard was horrible to type on. Flat, unresponsive and lacking any tactile feel. 
    After some really bad customer service I got so pissed at Apple that I went out and bought an HP at half the price that has a far better keyboard.  It runs AMD’s the new Ryzen mobile processor and frankly performed better that the MBP.   The only real short coming was a magnetic hard drive but the machine has enough RAM that that isn’t a problem for my usage.  Running Linux on it means that the departure from MacOS isn’t that huge either.  

    By the way Ryzen mobile being new did take awhile to stabilize but that just means it has gotten faster. At the same time anybody running Intel hardware has seen their machines slow down due to the endless mitigation’s for security bugs in Intel’s hardware.  As such it is a huge disappointment to see an Intel processor in this machine.  I’m not sure if I will return to the Mac, I really like MacOS but I have little patients for crap hardware.  
    henrybayphilboogie