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June 13, 2009 6:00 AM PDT

New ARM chips headed for iPhone, Palm Pre?

by Brooke Crothers

ARM, the company that designs chips for the world's smartphones, said handset makers will deliver the first models using more than one processor core next year, as high-end mobile phones begin to mimic the hardware attributes of PCs.

Palm Pre

Palm Pre

(Credit: Palm )

And that means top smartphone suppliers such as Apple and Palm, which both use ARM-based processors, will likely deliver models packing at least two cores inside the main processor--referred to as an application (or applications) processor.

This is a natural progression for high-end smartphones like the iPhone and Palm Pre as the software those phones run gets increasingly sophisticated.

"You'll definitely see handsets shipping with a dual-core A9 in 2010," James Bruce, wireless segment manager for ARM, said in a phone interview earlier this week, referring to the next-generation Cortex-A9 processor from ARM.

The Palm Pre uses a processor based on the current-generation Cortex A8. The iPhone also uses an Apple-branded chip that is based on an ARM design.

"The A8 is just a single core while the A9 will be dual-core, all the way up to quad-core to give smartphones an even bigger performance boost," Bruce said.

He said the move to dual-core phones should happen relatively quickly. "It's very aggressive. It's only going to be in a year's time that you're going to get these phones," he said.

And what about power consumption, a critical concern for smartphones looking to deliver all-day battery life? "What we've done on the A9 is actually make it more power efficient than the A8. The dual-core A9 will be coming out on 45-nanometer rather than the (current) 65-nanometer process," Bruce said. Generally, the smaller the geometries, the faster and more power-efficient the processor is.

Bruce continued. "With the dual-core running at maximum load there's probably going to be an increase of about 10 to 20 percent in power consumption but in general day to day use you're actually going to see better battery life."

Manufacturers are very strict about power-consumption caps, he said. "The manufacturers lay down the law that maximum power consumption of the processor is 300 milliwatts. In the mobile space, this is one of those golden rules that we have to live within," he said, speaking about the upcoming Cortex A9 processor.

An ARM diagram showing a quad-core Cortex-A9 processor

An ARM diagram showing a quad-core Cortex-A9 processor

(Credit: ARM)

By comparison, Intel's power-sipping Atom processor--used widely in Netbooks--is generally rated at more than 2 watts (2,000 milliwatts), though Intel is expected to get this down to smartphone territory with the future "Moorestown" processor.

Bruce also spoke about the speed of the current Cortex-A8 versus the previous ARM design. The principal reason for the performance boost is the A8's superscalar design, which means the processor can execute two separate instructions per clock cycle.

"You're getting a 2X increase (over the previous ARM design). "And actually the A9 takes that even further, It's a superscalar design but it's also an out-of-order design as well. There is some out-of-order aspects with the A8 but the A9 is a very aggressive out-of-order processor," he said. The ability to process instructions using an advanced out-of-order architecture typically results in better performance.

And graphics will follow suit. The upcoming multi-core OMAP 4 processor from Texas Instruments (the OMAP 3 is used in the Palm Pre) is based on the ARM Cortex-9 and will boast graphics that support 1080p video and high-definition record and playback, larger screen resolutions, and "digital SLR-like performance with 20 MP (megapixel) imaging," according to TI documentation.

Brooke Crothers has been an editor at large at CNET News, an analyst at IDC Japan, and an editor at The Asian Wall Street Journal Weekly, among other endeavors, including co-manager of an after-school math-and-reading center. He writes for the CNET Blog Network and is not a current employee of CNET. Disclosure.
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Add a Comment (Log in or register) Showing 1 of 2 pages (44 Comments)
by protagonistic June 13, 2009 6:54 AM PDT
Just what we need, a race to see who can put the most cores in a phone. We seem to be pverly obsessed with the idea that more is always better.
Reply to this comment
by kcotham June 13, 2009 7:51 AM PDT
The point is that end users will see better performance and better battery life. So called "smart phones" are becoming full fledged handheld computers. They need more processing power. And if you can do that on virtually the same amount of energy, that's fantastic.
by artistjoh June 15, 2009 2:24 AM PDT
Perhaps you use older technology phones that just make phone calls but those of us who have embraced the more complex computational powers of the iPhone are all too aware of the limitations of the current processors (slow speed for complex tasks, apps freezing or crashing when the processor overloads) are very eager to see rapid improvements in processing power. The iPhone is my primary mobile business and creative tool so these issues are important. It is much like the development of multiple cores in desktop and laptops over recent times. The power of modern computers is necessary for those of us who work professionally with graphics. Perhaps you missed the recent New Yorker magazine that had a cover done on an iPhone which underlined how the device really is a computer in the pocket with serious potential. A potential that will benefit from better and more powerful processors while maintaining minimum power usage.
by cyclopsbrew June 13, 2009 7:11 AM PDT
As with computers, there will always be those that have to have a faster, more powerful appliance. The biggest challenge is providing a battery, that will power these devices for a full working day, that will not cause the design to exceed 1" thickness. (most devices are about 1/2" thick)
Reply to this comment
by kcotham June 13, 2009 8:06 AM PDT
Battery chemistry technology is progressing, but slowly. It was the demand for these higher-power demand devices that kick-started the development of better batteries in the first place. They go hand in hand (no pun intended). You can't have one without the other. The interesting thing is the move to provide batteries that can not be changed by the user. The reasons for them is to maximise the amount of space the cells can take up, thereby maximising battery life and time to replace. How many other manufacturers will follow this trend?
by fshea June 13, 2009 7:18 AM PDT
So the question would be why buy an iPhone this year if your contract isn't up?

Apple puts out a new phone every year and this years 3G S (Sucker) Phone is a small upgrade and that brings the OS into line with current phones. Voice control (requires Mobile Me), Find my Phone (requires Mobile Me) and Erase my Phone (requires Mobile Me). So add $99 dollars to your phone price for Mobile Me.

MMS and Tethering aren't ready from AT&T. and are going to be an extra cost.

So without any extra money all you get is a faster processor a lousy 3 mega pixel camera and a compass. Sounds like my phone in 2005.

Apple's OS 3 isn't even multi - tasking. They used the same rectangle FUGLY DATED case as last year.

This year Apple & AT&T are living on the success of the original iPhone.

Be smart, Android, Palm & Winmo offer much better OS's.

Apple will come back with "we have 40 Million Apps". That may be the case but 99.9999% of them suck and the good ones are available on other platforms already.
Reply to this comment
by kcotham June 13, 2009 7:49 AM PDT
Will you please refrain from trolling?! If you have nothing other than insults and mindless ranting to contribute, please try to keep your grimy fingers off the keyboard. Thank you.
by crboone June 13, 2009 8:25 AM PDT
I mostly agree with this statement and I'm not trolling (although I would have refrained from criticizing the case or the issue of much better OS's). I have a 1st G Storm, which hasn't received the best reviews and isn't even mentioned here along with the other phones. But one thing I *absolutely* would not trade to get the iPhone is its inability to multi-task. It definitely seems reasonable to me that the iPhone should have added that one feature to this year's update to bring in line with the other phones. Now it's behind in that very important area. (I was actually shocked the iPhone couldn't multi-task ... considering old hand-helds from several years ago had that capability).

And it is true, a lot of apps aren't really worth much if the best ones are available for the other phones.

Still, this forum is about the dual-core chips, and I'm sure the iPhone will eventually catch up in this. It's just that, once you have multi-tasking, you never want to lose it. (I can listen to music, have an email going, switch to the internet and copy-paste all I need into whatever app, etc).
by lrd123 June 13, 2009 9:17 AM PDT
Dude-

The Motorola StarTrac phone had a web browser; but what good is it if has limited functionality or it's too hard to use or there's enough content to support it?? That's where the iPhone trumps all these phones. Easy to use, reliable (for the most part), lots of content ( podcast, songs, videos, and yes apps).

Don't knock Apple for simple making a better product.
by Scooter121289 June 13, 2009 10:24 AM PDT
@fshea
Find my Phone and Erase my Phone are available through the 3.0 software, making it work for every iPhone, and that faster processor and more ram and possibly a graphics update is going to lead to some pretty sweet games that are exclusive to the iPhone 3Gs

@crboone
you do realize that what you describe as multitasking is exactly what my phone can do on iPhone 3.0 right?
by Scooter121289 June 13, 2009 10:28 AM PDT
^^ before the trolls get me, i did mean to say that as long as you pay the $99 for the well worth it mobile me service in regards to find my phone and erase my phone
by kcotham June 13, 2009 10:35 AM PDT
Apple is most likely disabling multitasking for user tasks (the system doe in fact use multitasking, but not for users' tasks) to conserve system memory, and improve responsiveness and stability. The reviews of the Palm Pre I've seen all say that the phone is very laggy, especially when taking advantage of multi-tasking. It will even run out of memory. Now, I'm assuming that Apple is avoiding this situation by only offering multi-tasking in a very limited way (and not by the user). This might change in the future with faster processors like mentioned in the article and with larger amounts of system memory.
by slapppy June 13, 2009 11:53 AM PDT
@fshea

Guess what? AT&T just announced that they are already sold out of iPhone 3G S. So you can now crawl back under your rock.
by kelmon June 14, 2009 3:23 AM PDT
This really is the biggest loud of nonsense that I've read. Seriously, why are you bothered about the iPhone to the point that you feel you have to either misrepresent the facts, or outright lie? I do not understand what it is that you hope to gain from this but suffice to say that you aren't fooling anyone. Voice Control requires MobileMe? Oh, please...
by mrcockrell June 14, 2009 11:25 AM PDT
@ crboone

I can listen to music, have an email going, switch to the internet and copy-paste all I need into whatever app, etc" -crboone

the iPhone can do all of that and better, people like you who have no idea how it all really works just read in these articles and think you cant do all of those things without true multitasking, you can easily cut copy and paste from other apps or the web and paste them into an email even if you start typing the email first you can stop go to other apps or the web and grab what you want and go right back to your email exacty where you left of quickly, and all while listening to your music continuously
by Sevenfeet0 June 13, 2009 7:25 AM PDT
This may be one of those occasions where Apple's experience with other implementations of OS X could prove quite fruitful. Specifically, Apple has been spending a lot of time over the last year with their Grand Central technology in Snow Leopard for maximizing threaded programs via multiple cores. A version of this for iPhone could be in the works to handle this application. Witness some of the information gleaned from the WWDC. One thing that GC does is not only handle multithreading better, but also handles shutting down unused threads when necessary. Apple showed how that Apple Mail in Snow Leopard used GC to properly handle the threads that it needed and shut them down when they weren't being used. The same thing could apply to the iPhone which could pay dividends in power consumption.
Reply to this comment
by sartor1 June 13, 2009 7:48 AM PDT
fshea said: "Voice control (requires Me)"

I doubt that Voice control would require Mobile me. It should be built into the OS.
MobileMe (formerly .Mac and iTools) is a subscription-based collection of online services and software offered by Apple Inc. A command into the iPhone to 'Play MGMT' is NOT going to go onto the internet to perform such a task.
DOH!
Reply to this comment
by fshea June 13, 2009 8:32 AM PDT
Actually your right, my mistake.

The iPhone has been missing this feature from day 1 and it's only available on the new 3Gs.

My Motorola v551 from 5 years ago had this feature yet Apple isnt' making it available on the older iPhones.
by kcotham June 13, 2009 10:31 AM PDT
@fshea
"Your" does not equal "you are". The word you are wanting is "you're".
by kcotham June 13, 2009 7:48 AM PDT
Typo in the phrase "all day batter life".

I've said it for 10 years or more ARM designs have tremendous potential.
Reply to this comment
by kcotham June 13, 2009 8:19 AM PDT
Just thought of something. If ARM designs keep getting more powerful and more energy efficient, what's to stop Apple or anyone else from using the processors in low-powered laptop computers? Apple's already done this in a way, with the Message Pad series (with optional keyboard) and the eMate. And the ARM 610 through StrongARM 110 those computers used were absolutely weak in comparison with today's models. At the very least, netbook manufacturers should be looking at moving to ARM designs in the near future. Apple, with faster chips in the works for iPhone and their experience with scaling Mac OS X (another fantastic advantage of the UNIX based Mac OS) should have no problem whatsoever in producing ultra low power consumption laptops and possibly even handheld computers. The iPhone and iPod Touch essentially are handheld computers, but I'm referring to something larger, perhaps the size of a Newton Message Pad 2100, but thinner and possibly made of metal. Inkwell, based on the NewtonOS Rosetta is already the best at handwriting recognition. I'm going out on a short limb here and saying that all the pieces are coming together. You have a scalable Mac OS (iPhone OS), you have very fast but low-power consumption ARM processors (which Mac OS has already been ported to), you have a very good handwriting recognition engine (arguably the best yet), constantly improving battery technology, and you have a public ready for a viable handheld computer (the demand for laptops to be smaller, lighter and last long on a charge). The time is ripe for a Newton Message Pad [Mk. II or Redux, or 3000] or iTablet or whatever. All the pieces are there. It's just a matter of Apple wanting to put them together.
Reply to this comment
by elmer_the_arse June 17, 2009 8:32 AM PDT
sweet, you only missed the oled screen which should give a better, larger display and longer battery life!
by wayne2626 June 13, 2009 8:42 AM PDT
People should get all their information straight before writing a article voice command will not use mobile me It makes me wonder if all the information in this article is correct.
Reply to this comment
by thinkin123 June 13, 2009 9:10 AM PDT
Why are the least informed people are the most vocal and adamant?
Reply to this comment
by lrd123 June 13, 2009 9:23 AM PDT
You want to know the best thing about the iPhone: You don't need an IT department.

Apple's telling the millions of people out there-- you can now manage your iPhone just as good if not better than big companies paying IT folks thousands of dollars. And this freedom and manageability doesn't come free; but at $99 per year what business person can't afford that?

Think about. Now Joe Blow can actually be much more productive than if he's working for a Fortune 500 company- that my friends is power to the people!
Reply to this comment
by monkeyfun14 June 13, 2009 11:50 AM PDT
Once again a article talking about mobile processors has turned into a dick size competition between Apple and its competitors.
Reply to this comment
by monkeyfun14 June 13, 2009 12:09 PM PDT
mobile phone*
by SlimGem June 13, 2009 12:31 PM PDT
Not much of a contest since the "competitors" have to squat to pee.
by Bombones415 June 13, 2009 12:50 PM PDT
Amen!; I am glad to see someone has the intellect to remember what the article is all about. Man, am I tired of the battle between Apple "believers" and Apple "heretics".
by kcotham June 13, 2009 12:57 PM PDT
It's about mobile processors and their future roll in mobile electronics such as the iPhone and Pre. Your point is?
by slapppy June 13, 2009 12:28 PM PDT
Apple is already working on customized chips for the iPhone/iPod Touch.
Reply to this comment
by kelmon June 14, 2009 3:27 AM PDT
I was going to post this myself but you pretty much beat me to it. While new ARM processors are being produced, and could conceivably make their way into future iPhones/iPod Touches, it must be remembered that it was a while ago that Apple acquired PA Semi and I doubt that they did that just so that they could use processors from someone else. Eventually we will likely see Apple "go its own way" - it's just a question of when.
by irisfailsafe June 13, 2009 2:00 PM PDT
Apple is designing its own processors, that's why the acquired PA semi and brought M. Papermaster and 2 heads of r&D from AMD Ati's
Reply to this comment
by vancejen June 19, 2009 12:07 PM PDT
You are absolutely correct. This time next year, we shall see a new generation of iPhone based on an Apple in-house designed integrated processor. Before that, we will know about the chip when it closes to tape-out sometime later this year.
by rjb702 June 13, 2009 6:20 PM PDT
@slappy

Guess what? Just because AT&T sold a bunch of phones DOESN'T mean it's better.

See: a bunch of people using IE.
Reply to this comment
by AppleSuxLeo June 13, 2009 9:27 PM PDT
Palm FTW !
Reply to this comment
by designnatin June 14, 2009 4:16 PM PDT
Apple is always ahead of time! Faster and smaller.. thats the trend of iphone!
Reply to this comment
by TechnoMan475392 June 19, 2009 2:50 PM PDT
The iPhone 3G is thicker and has the same specs as the original iPhone.
by ifij775 June 14, 2009 4:44 PM PDT
The new processor and faster 3G are the killer features of the new iPhone, but they have a magnetometer, too. Take that GPhone!

Chris
http://gizmodo.com/5289506/atts-iphone-3gs-pre+orders-already-sold-out
Reply to this comment
by trentZ2 June 14, 2009 8:45 PM PDT
@fshea
"Your" does not equal "you are". The word you are wanting is "you're".

Typo in the phrase "all day batter life".

F**kin English majors. LOL

Anyway, what I want to know is why they can't offer a $99 ipod??
Reply to this comment
by cvaldes1831 June 15, 2009 1:22 AM PDT
They do. It's called the iPod shuffle.

If you're talking about the iPod touch, the component costs (bill of materials) was around $150 in late 2007 (according to an iSuppli teardown). Since there is no long-term cellular contract for the iPod touch, it is priced higher than a carrier-subsidized iPhone so Apple can make their profit margin.

In a few markets, the iPhone is available no strings attached, but at the retail price around US$700. Apple is not doing anything unique; many phones are considerably pricier when there is no carrier subsidy.
by Pete Stoppani June 14, 2009 9:15 PM PDT
Hello, hello, fellow geeks! The iPhone is not for geeks... multi-tasking? How many iPhone buyers care? Nearly ZERO! Give it a rest already and have fun with your Androids that no one, other than geeks, cares about... Yes, I'm a geek; but, I like my iPhone for what it is...
Reply to this comment
by ahickey June 15, 2009 1:33 AM PDT
With the ARM designs becoming more powerful it won't be smart phones that see the biggest difference. It will be the netbooks/smarbooks.

There is the potential to hit the $200 price point with 6 hours battery life for a 9? smartbook that will do video playback. It will have to run a version of Linux, but for the price it would be worth it.

I find it interesting that you hear people complaining that the Linux doesn?t work like Windows and that the applications are different, while at the same time these self-same people have no problems using iPhone, Nokia Phone, Blackberrys, Kindle, Media players. All of which have a different interface. It?s different. Some say better, some say worse, but, it?s just different. Work with it and it becomes easy.
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About Nanotech - The Circuits Blog

Brooke Crothers was formerly editor-at-large at CNET News.com, an analyst at IDC (International Data Corp.) Japan, and an editor at The Asian Wall Street Journal Weekly (The Wall Street Journal, Dow Jones), among other endeavors, including a recent hiatus from the tech industry when he co-managed an after-school math and reading center. Nanotech covers computer chip technology and how it defines the computing experience. He is a member of the CNET Blog Network, and is not an employee of CNET. Disclosure.

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