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valanda Member


Joined: 09 Feb 2007 Posts: 55
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Posted: Sat Jun 09, 2007 8:59 pm Post subject: AMD for Apple... |
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I have been wondering for a while now, why did Apple choose Intel over AMD?
I am quite stumped about this one, since both companies like to "focus" on what they do best and all that. AMD has cranked out wonderful processors for a good qhile now and have recently acquired ATI, and Apple still uses ATI cards. Why did they opt to not use them (AMD that is)?
I would like to see the ability to run OSX on AMDware. I think that the potential is quite high if you match up the os with hardware like AMD. (and Apple is famous for controlling the hardware upon which it is installed).
Whom of you would like to see an AMD Apple? I know I would!! The bench marks would be interesting to copmare as well.
Wouldn't it be nice for a few more options of processor types and hardware configurations.
Please post comments and suggestions!! (yes there are hacks to the kernel that allow this--see the OSx86 project data for more on this)
Valanda |
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curt Veteran Member


Joined: 17 Mar 2005 Posts: 1414 Location: Oregon
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Posted: Sat Jun 09, 2007 9:23 pm Post subject: Re: AMD for Apple... |
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| valanda wrote: | | AMD has cranked out wonderful processors for a good qhile now and have recently acquired ATI, and Apple still uses ATI cards. Why did they opt to not use them (AMD that is)? |
We could be starting to see a shift there. Apple just switched from ATI to Nvidia in the MacBook Pros. _________________ 1.42GHz Mac mini
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dungeon92 Veteran Member


Joined: 01 Mar 2006 Posts: 2403 Location: St. Louis/Rolla, MO
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Posted: Sat Jun 09, 2007 10:21 pm Post subject: hmmm |
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Well it is probably because Intel is currently the fastest CPU on the market, also the Intel mobile CPU's trump AMD's easily which is what all but the Mac Pros use. _________________ "You must control your future by taking command of your present, and fixing and learning from your past."
"When history is forgotten people don't realize when it repeats."
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valanda Member


Joined: 09 Feb 2007 Posts: 55
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Posted: Sun Jun 10, 2007 8:55 pm Post subject: Clock speed |
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While it is true that Intel has faster clock, isn't Apple the one that has always touted that "it's not about speed, it's about performance" ? Oh well. I suppose that the shift to Nvidia is also a definite indication as well. I still would like to see what some of those "quad cores to be" would do with osX under the soft-hood. I think that the design of the AMD quads will provide a significant number of advantages over Intel's design. Perhaps Apple will begin to release their OS so that it will be able to run on any type of chip. All you might have to do is select the particular hardware you have under the hard-hood and have the "installer" install the appropriate OS components for your system (or have it do all that automatically....).
Boy do I dream BIG!!
Valanda |
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iMav Veteran Member


Joined: 13 Feb 2005 Posts: 2173 Location: Columbus, WI
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Posted: Mon Jun 11, 2007 4:10 am Post subject: |
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A total random AMD v. Intel observation here.
I've got two systems that are currently doing nothing but folding (Stanford's F@H project). Anyway one system is an AMD Athlon64 X2 3.0Ghz machine and the other two are both Intel Core2Duo 2.0Ghz machines.
Both are (obviously) dual core. Both systems have 2GB of memory. The AMD has a 7200rpm internal SATA drive (3.5") and the Intel has a 5400rpm internal SATA drive (2.5", as it is a laptop). On comparable folding projects, the 2.0Ghz C2D is consistently faster than the 3.0Ghz AMD system (finishing each frame 2-3 minutes quicker).
My guess is that this is likely the L2 cache that makes the difference. The Intel had 4MB of cache that is shared between the two cores. The AMD has 2MB of cache...1MB dedicated to each core. (someone can correct me if I'm wrong)
Anyway, just thought I'd throw out one real-world comparision.  _________________ -=iMav=-
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valanda Member


Joined: 09 Feb 2007 Posts: 55
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Posted: Mon Jun 11, 2007 9:06 am Post subject: |
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| iMav wrote: | A total random AMD v. Intel observation here.
My guess is that this is likely the L2 cache that makes the difference. The Intel had 4MB of cache that is shared between the two cores. The AMD has 2MB of cache...1MB dedicated to each core. (someone can correct me if I'm wrong)
Anyway, just thought I'd throw out one real-world comparision.  |
I like real world! Of course that is one of the improvments that are touted by the paper specs of the AMD quads. All four cores are sharing level 3 and have in-core processor lvl 1 and discrete external lvl 2. I really want to get some benchmarks! |
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DCGuy Senior Member


Joined: 24 Feb 2007 Posts: 417 Location: DC Metro
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Posted: Mon Jun 11, 2007 9:11 am Post subject: |
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For marketing purposes.
For average consumer user Intel is rather well known. |
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g5g5 Veteran Member


Joined: 25 Jan 2005 Posts: 2725 Location: Virginia
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jb Veteran Member


Joined: 19 Aug 2006 Posts: 653 Location: A large Island called Vancouver
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Posted: Wed Jun 20, 2007 12:51 pm Post subject: Re: AMD for Apple... |
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| valanda wrote: | | I have been wondering for a while now, why did Apple choose Intel over AMD? |
I seem to recall reading, on the web sometime ago about this.
Story was when Apple decided they needed a new processor they
supplied the marketplace with their required specs, and Intel was
the only one that came close and could guarantee delivery.
This is pretty close to how I remember it.
jb. |
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blazer Veteran Member


Joined: 23 Mar 2005 Posts: 1067 Location: San Ramon, California
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Posted: Thu Jun 21, 2007 12:43 am Post subject: Re: AMD for Apple... |
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| jb wrote: | | valanda wrote: | | I have been wondering for a while now, why did Apple choose Intel over AMD? |
I seem to recall reading, on the web sometime ago about this.
Story was when Apple decided they needed a new processor they
supplied the marketplace with their required specs, and Intel was
the only one that came close and could guarantee delivery.
This is pretty close to how I remember it.
jb. |
Intel's roadmap for mobile processors was and is much stronger than AMD's roadmap. You just know Apple didn't want to another IBM situation on there hands. Remember the G5 PowerBooks?  _________________ 1.42GHz Mac mini
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keirnna Member

Joined: 15 Apr 2007 Posts: 66
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Posted: Thu Jun 21, 2007 8:57 am Post subject: |
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The funny thing is that AMD is looking to get out of the manufacturing business. This would have been the perfect place for apple to get everything from start to finish; however, I am happy with intel because their processors are currently much faster. I would however like more choice with macs. _________________ Apple Certified Systems Administrator
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robinscruffy Senior Member


Joined: 27 Oct 2006 Posts: 324 Location: London, Croydon, Surrey, UK
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Posted: Thu Jun 21, 2007 3:25 pm Post subject: Re: hmmm |
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| dungeon92 wrote: | | Well it is probably because Intel is currently the fastest CPU on the market, also the Intel mobile CPU's trump AMD's easily which is what all but the Mac Pros use. |
I agree, Steve Jobs said that Intel currently makes the best and fastest chips on the market (desktops and notebooks), Steve said that AMD makes great chips for servers. So the question is, would you see AMD in the next Xserves?
I personally don't know much about AMD processors, but don't their chips have small cache sizes like 256kb and 512kb? _________________ - MacBook Pro, 15inch, 2.4GHz, 2GB, 160GB HDD, SuperDrive. I Love this Mac!!!!
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