Quad core vs Dual core, and Inel graphics

Hi all,


I’m trying to decide between a 2012 quad core 2.3GHz i7 and a 2014 dual core 2.6GHz i5. Yes, I wish they had a 2014 quad core Haswell with upgradeable RAM and a second HD bay like the 2012, plus a faster clock speed and Iris Pro graphics, but they don’t.


The main differences I see are listed below. I didn’t list the soldered on RAM in the 2014 because I’d be ordering it maxed out with 16GB of RAM. The same with the 2012; I’d be buying and installing 16GB of RAM. So in that respect, they’re even. And price comes out about the same, $900.


2012 Quad 2.3 i7 vs 2014 Dual 2.6 i5


  • 2012 Ivy Bridge quad vs 2014 Haswell dual with slightly faster single core scores
  • Intel 4000 graphics vs Iris (5100)
  • FireWire vs 2nd ThunderBolt 2 port
  • Mavericks capable vs Yosemite
  • 802.11n Wi-Fi vs ac

  • I’m decided on 3-4-5. My main questions deal with cores and graphics.


    Question 1 is about cores. I’ve read from some people on other sites that for my low level use (email, MS Office, browsing, Youtube) I won’t even be accessing the extra cores on the quad, and that the unmaxed dual cores with a faster clock speed and Haswell CPU should actually work faster in my situation. So that’s my question. Is that true? And is that likely to hold true in the future with the trend in apps related to my usage (the quad core should still be “unnecessary” in the next 5 years or so, given my usage)?


    Question 2 is about the graphics. I’ve read wildly different estimates as to how much faster Iris is than the 4000 (anywhere from about 10% to 90%). Anyone know how much difference I’m likely to see between the two, given my usage? And is that likely to hold true in the future with the trend in apps related to my usage (higher graphics intensive apps playing that much better on Iris compared to 4000, again, given my usage)?


    I’m trying to buy for now, but I tend to keep my Macs for 6-7 years, so I’m also trying to look at the future.


    Any benchmarks, facts or educated opinions are welcome.


    Thanks!

    Posted on Oct 22, 2014 8:49 PM

    Reply
    64 replies

    Oct 24, 2014 11:51 PM in response to PlotinusVeritas

    PlotinusVeritas wrote:


    tjk wrote:


    Agreed. That's why I'm looking for some educated opinions



    I own 4 Minis. I "operate" on Minis.....


    Ive SEEN the new Mini, inside and out.......


    the new Mini would make a great doorstop, paperweight.



    educated, short, and simplex.

    I would not buy a new Mini even if it were $250


    Your opinion is noted. A little too short and simple though. What about it don't you like? Or, asked another way, why don't you like it?

    Oct 25, 2014 12:02 AM in response to tjk

    tjk wrote:


    Your opinion is noted. A little too short and simple though. What about it don't you like? Or, asked another way, why don't you like it?



    its not OPINION, its fact.


    new mini:


    MUCH slower geekbench speeds


    NO upgrades possible


    permanent RAM


    tamper resistant security torx


    no quad core option


    no logic board connector for 2nd HD (genuinely pathetic)


    no firewire connector




    enough?

    Oct 25, 2014 12:27 AM in response to PlotinusVeritas

    PlotinusVeritas wrote:


    tjk wrote:


    Your opinion is noted. A little too short and simple though. What about it don't you like? Or, asked another way, why don't you like it?



    its not OPINION, its fact.


    new mini:


    MUCH slower geekbench speeds


    NO upgrades possible


    permanent RAM


    tamper resistant security torx


    no quad core option


    no logic board connector for 2nd HD (genuinely pathetic)


    no firewire connector




    enough?


    Yes, I ran across all of that in my research. A couple aren't yet facts though. It has a vacant PCIe connection which ifixit surmises might be used to connect blade style flash storage, if any became available. I have the proper T6 security bit. Geekbench's scores are estimates (unless they published something today which I haven't yet seen). I truly wish it had quad, thus this thread, and a FW 800 port, but that can be overcome with a TB to FW adapter. I'd go with 16GB RAM which I think will serve me for the life of the machine. It's fact that graphics are faster on the new mini. All in all, it makes it a difficult decision for me. Thanks for your input. 🙂

    Oct 25, 2014 12:38 AM in response to PlotinusVeritas

    2012 models are slower in most respects (except one), reliant on older tech. They have inferior graphics and their supported life will be shorter. So get a good price on one if you're planning on getting one.


    "tamper resistant security torx"


    Is just more of your misleading points. It's a #6torx, $2 at Amazon, not hard to obtain at all. Only you can turn it into part of a conspiracy.

    Oct 25, 2014 6:20 AM in response to PlotinusVeritas

    PlotinusVeritas wrote:

    no logic board connector for 2nd HD (genuinely pathetic)


    no firewire connector




    enough?

    I prefer my 2010/2011/2012 with these features.


    The difference between GPUs, again, depends on what you intend to use the mini for. If one needs GPUs, the Retina5K or the Cylinder (with higher price tags) are a choice. Op has clearly stated Mini and the workload is primarily non-graphic intensive. I specifically bought AMD6630/GT320 versions not the Intel HDxK versions to avoid the GPU rathole.


    HDxK vs Iris is not that much different, it is pure specmanship on Intel's part. The Windows side (under Bootcamp) has the same drivers for HDxK and Iris.


    Apple is now marching towards even less consumer upgradeability as compared to in the past. If the intent is for the consumer to predict what they will need in 5+ years, and consumer cannot decide, Apple now has advantage with planned technological obsolescence.

    Oct 28, 2014 12:35 AM in response to tjk

    I just found this post over at MacRumors:

    I purchased a 2014 Mac Mini i7, but was not happy with the graphics capability so I'm returning it. . . . I didn't see any problem with the processor, I just couldn't deal with integrated video. I compared it with my Mid 2011 Mac Mini and it blew it out of the water.

    I had pretty much come to the conclusion that the 2014 graphics should be sufficient, and in spite of the MR post, I'm still pretty confident Iris should serve my needs. What is interesting to me is this person was satisfied with the CPU (although it is an i7, and I'm thinking about the i5). Just another piece of the puzzle, fwiw.

    Oct 28, 2014 2:53 AM in response to tjk

    I'll kick the shins here because there are so many internet myths being spouted here that it is not even funny. I started out in mid life in 1984 in this industry and towards the end was a systems and hardware architect for large systems with large budgets and was responsible for large projects with hundreds of staff.


    For me reliability is crucial as well as TCO (Total Cost of Ownership: what is pruchase price, what is resell value, how long do I own it and what is the cost per year, month, week?) I do not like the quad core since when it is fully utilised it runs too hot which reduces its life.E.g. memory, drives and the CMOS battery are rated at around the 65 C ~ 70 C maximum temperature so it will not be doing those parts much good if they run at 90 C. Yes it will but for how long?

    Oct 28, 2014 3:04 AM in response to mjl2013

    mjl2013 wrote:


    For me reliability is crucial as well as TCO (Total Cost of Ownership: what is pruchase price, what is resell value, how long do I own it and what is the cost per year, month, week?) I do not like the quad core since when it is fully utilised it runs too hot which reduces its life.E.g. memory, drives and the CMOS battery are rated at around the 65 C ~ 70 C maximum temperature so it will not be doing those parts much good if they run at 90 C. Yes it will but for how long?


    I plan on keeping this machine for 5-6 years, its life basically, so your point is well-taken. Thanks for coming over to this thread to take a look and help out. Much appreciated (wish they let us give out more "helpful" points . . .).

    Oct 28, 2014 4:26 AM in response to tjk

    I compared it with my Mid 2011 Mac Mini and it blew it out of the water.

    If the comparison was with a Discrete AMD GPU mini, it is not a fair test.

    I do not like the quad core since when it is fully utilised it runs too hot which reduces its life.E.g. memory, drives and the CMOS battery are rated at around the 65 C ~ 70 C maximum temperature so it will not be doing those parts much good if they run at 90 C.

    This indicates a bad cooling design which in turn reduces the "life" of the device. There is a long-running saga of AMD GPUs being badly soldered, nVidia GT8600s packaging issues. The larger question is whether the current Engineering mindset is cutting corners to to meet arbitrary project timelines or not.

    Oct 28, 2014 12:00 PM in response to Loner T

    I do not believe the "cutting corners" since design improvements have been made. There are now small plates screwed over the drive connectors holding them down preventing them from working loose. Especially if they have been unclipped a few times. Similarly the parts that are located under the fan have a metal bracket around them designed to prevent dust getting in that area. Many complain about the soldered RAM but it was inevitable since with the lower voltages these parts operate at any connectors create issues. I remember having to reseat the memory chips when a computer became a few years old in the early days when they cost as much as a small car. To me it all points to more reliability.

    Oct 28, 2014 12:09 PM in response to mjl2013

    Yes, but soldering RAM eliminates the ability for the consumer to upgrade. Someone on this board referred to the "thinness" crusade, which with a unibody design makes the whole chassis a heat source. There is not a battle with batteries in laptops to power-down radios in wifi to increase battery life, so it is trade-off.


    At some point, sacrificing reliability in the march to miniaturization will lead to engineering challenges and compromises.


    I have seen a majority of the laptops put hard/soft shell cases on MBPs, which then become heat traps.

    Oct 28, 2014 12:15 PM in response to Loner T

    Loner T wrote:


    Yes, but soldering RAM eliminates the ability for the consumer to upgrade.

    Sockets are a waste of space and a source of unreliability.


    The upper 2 models come with a sensible amount in their base configuration, but it does make sense to order the max.


    The entry level model is very entry level. Hard to know what to do with it, adding Ram and a better (bigger) drive rapidly exceeds the cost of the next model up.

    Oct 28, 2014 1:02 PM in response to Csound1

    Yes, sockets were in fashion, not so long ago to allow easy replacement. Now the entire Logic Board requires replacement. The cost of such replacement is much higher. Hence it is a trade-off.


    I have a 15-year old Sony STRDA7ES at 55lbs, still working strong. I can remove boards, replace components, run it as new if I want.


    Not all such Engineering is worth it. All this cramming leads to heat failures. Look at the nVidia GT8xxxm and AMD 6xxxx failures on Macs. iPhones have similar issues. I have a PPC Mac mini Circa 2006, still working. I have a DEC Jensen as a DEC OSF server running without any issues on a 8GB original disk from 2004.


    Why would I consider the current Engineering any better than what was done 20 years ago?

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    Quad core vs Dual core, and Inel graphics

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