The Intel Atom Thread

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cbn

Lifer
Mar 27, 2009
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cbn

Lifer
Mar 27, 2009
12,968
221
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How does the "burst performance" work? Since Celeron N2805 is 1.46Ghz/4.3W, and Celeron N2806 is 1.60Ghz/4.5W, how often could the N2806 hit 2Ghz? If you're using 100% CPU, does it keep using 2Ghz until the temperature gets too high? By the name "burst", it sounds like it uses turbo in spurs like a wave going up and down between 1.6/2.0Ghz? Anyone know how much % of the time I will be able to hit 2.0Ghz? And how much percentage of the time the GPU can hit 756Mhz instead of the base 311Mhz? Any info about this would be interesting to read.

That is a good question and I wish I knew the answer.

The little Z3770 tablet chip (a quad core with a mere 2 watt SDP compared to the 2.5 watt SDP of the notebook N2806 chip) did extremely well though:

http://www.anandtech.com/show/7314/intel-baytrail-preview-intel-atom-z3770-tested/3

Inside Android we can still see the CPU state table data and how long the cores are sitting in each performance state still, despite this now being managed in-silicon on Bay Trail. In addition Android sees the 2.39 GHz Z3770 boost frequency and reports it. I didn’t see any strange behavior on the device while running tests and watching CPU frequency, if anything the reference design platform stayed at the maximum boost frequency even with four cores plugged in for an impressive amount of time. Of course this is a tablet so there’s more TDP to play around with compared to a phone.
 

386DX

Member
Feb 11, 2010
197
0
0
Unless it is significantly cheaper or also boots Windows 8.1 as well, who would want it? :hmm:

Agree there's no point for a consumer to pick up this device over any of the other Android Asus Transformer tablets that have better build quality and screens besides pricing.

However on a manufacturing and supply chain side this makes a lot of sense. Having two products essentially using the same components is a big cost savings that can't be ignored as margins for tablets (and phones) dwindled. This is another advantage that Bay Trail has over ARM right now, being able to run Windows or Android, RT doesn't count. A manufacturer like Asus can essentially produce one device put Android or Windows on it depending on demand. It's a safe strategy in case Windows starts to make headways in the tablet market. I wouldn't be surprised if we start seeing more manufacturers producing one hardware model for multiple devices.
 

cbn

Lifer
Mar 27, 2009
12,968
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Unless it is significantly cheaper or also boots Windows 8.1 as well, who would want it? :hmm:

The ASUS T100 does come with Windows 8.1 and Office Home & Student 2013.

So the price reduction should be greater than Machines that just come with Windows 8.1 alone.
 

Sweepr

Diamond Member
May 12, 2006
5,148
1,143
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Wow, Atom's IPC isn't terribly far off from Piledriver in those tests.

Yes, pretty impressive results for a 20W 8-core chip measuring 107mm². Each Silvermont core is tiny compared to Piledriver/Haswell cores - ~2.x mm² (minus L2).
 
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Roland00Address

Platinum Member
Dec 17, 2008
2,196
260
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Wow, Atom's IPC isn't terribly far off from Piledriver in those tests.

In 2011, Intel was stating Airmont in the year 2015 will outperform the AMD phenom ii x6 in SPECint2000. For a reminder Airmont being the 14 nm architecture shrink of silvermont, silvermont is the cpu core architecture you see in bay trail (platform) atom tablets. After the 14nm shrink with airmont we will see a new architecture with Goldmont.

Piledriver is roughly the same performance as amd phenom ii for the same clock speed (comparing cpus with l3 cache vs l3 cache) with phenom ii being 0 to 10% faster for the same clocks.
 
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Shivansps

Diamond Member
Sep 11, 2013
3,875
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I think Jaguar has a better IPC than Silvermont... Jaguar and Piledriver has around the same IPC?!
 

mikk

Diamond Member
May 15, 2012
4,245
2,299
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Piledriver has 4 modules/8 Bulldozer cores. Core scaling is vastly better on 8 core Silvermont which helps a lot. It's not an IPC test therefore.
 

Homeles

Platinum Member
Dec 9, 2011
2,580
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Wow, what an accolade!

Neither was Jaguar's 9 months ago.
It must get pretty tiring having to play damage control for AMD 24/7, Eyefinity.

I haven't seen a per-clock comparison prior to this test, so the results were rather interesting to me.
 

Sweepr

Diamond Member
May 12, 2006
5,148
1,143
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LG has Bay Trail tablets in the works

LG is getting back into the tablet game and it won’t just do Android tablets like the LG G Pad 8.3.

It also has a Windows 8.1 tablets powered by Bay Trail processors. However, information is still sketchy, although a few prototypes were imported into India over the last month or so.

The official model number is 11T, but apart from that there is really not much to go on. Two different prototypes were imported from China to India in November, based on Intel Z3770 and Z3740 processors.

It is unclear whether these are compact 8-inch devices like the G Pad 8.3, or 2-in-1s like the Asus T100. In any case LG has Bay Trail tablets in the works.

In addition, LG has a few Haswell hybrid prototypes based on Haswell ULV chips like the Core i5-4200U.

www.fudzilla.com/home/item/33514-lg-has-bay-trail-tablets-in-the-works

Dell Venue 8 Pro & Lenovo Miix 2 Review (@ NotebookCheck)

www.notebookcheck.net/Review-Dell-Venue-8-Pro-Tablet.107892.0.html
www.notebookcheck.net/Review-Lenovo-Miix-2-8-Tablet.107505.0.html
 
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Sweepr

Diamond Member
May 12, 2006
5,148
1,143
131
Did Intel Just Win the Next Nexus 7?



There is a rumor going around that Intel (NASDAQ: INTC ) just won the system-on-chip socket for the next-generation Google (NASDAQ: GOOG ) Nexus 7. While this is unconfirmed, it is worth taking a deeper look into two fundamental questions:

How likely is it that this is true?
The rumor claims that Google, via its hardware partner ASUS, will be using one of Intel's Atom Z3000 series processors. In order for this to be plausible, the Z3000 chips need to be a significant leap ahead of the Qualcomm (NASDAQ: QCOM ) Snapdragon S4 Pro found in the 2013 Nexus 7. From a CPU power/performance standpoint, a quad-core Z3740 or Z3770 should be meaningfully faster than the current-generation Nexus 7. As far as graphics goes, the higher-end Z3000 chips should be faster than the Snapdragon S4 Pro but a bit behind the absolute latest-and-greatest Snapdragon 800 and its recently announced successor, the Snapdragon 805. From a technical standpoint, this makes sense.

However, what's more interesting is that the prior two Nexus devices have been designed and built by ASUS -- one of Intel's best partners in the PC space. If ASUS is hired to do the third-generation Nexus 7, this lends credence to this rumor. After all, while Google has the final say in what hardware ends up in this device, it is likely that Intel could have pushed very hard to win this deal.

More here: www.fool.com/investing/general/2013/12/26/did-intel-just-win-the-next-nexus-7.aspx#.Ur2STbTpWBS
 

North01

Member
Dec 18, 2013
88
1
66
Did Intel Just Win the Next Nexus 7?



There is a rumor going around that Intel (NASDAQ: INTC ) just won the system-on-chip socket for the next-generation Google (NASDAQ: GOOG ) Nexus 7. While this is unconfirmed, it is worth taking a deeper look into two fundamental questions:

How likely is it that this is true?
The rumor claims that Google, via its hardware partner ASUS, will be using one of Intel's Atom Z3000 series processors. In order for this to be plausible, the Z3000 chips need to be a significant leap ahead of the Qualcomm (NASDAQ: QCOM ) Snapdragon S4 Pro found in the 2013 Nexus 7. From a CPU power/performance standpoint, a quad-core Z3740 or Z3770 should be meaningfully faster than the current-generation Nexus 7. As far as graphics goes, the higher-end Z3000 chips should be faster than the Snapdragon S4 Pro but a bit behind the absolute latest-and-greatest Snapdragon 800 and its recently announced successor, the Snapdragon 805. From a technical standpoint, this makes sense.

However, what's more interesting is that the prior two Nexus devices have been designed and built by ASUS -- one of Intel's best partners in the PC space. If ASUS is hired to do the third-generation Nexus 7, this lends credence to this rumor. After all, while Google has the final say in what hardware ends up in this device, it is likely that Intel could have pushed very hard to win this deal.

More here: www.fool.com/investing/general/2013/12/26/did-intel-just-win-the-next-nexus-7.aspx#.Ur2STbTpWBS

I don't think it would be the Z3740 or Z3770. If I'm not mistaken the current Intel GPU doesn't offer support for OpenGL ES 3.0, which was a key feature with the launch of the 2013 Nexus 7.

A Merrifield SoC with a PowerVR 6 GPU might work.

EDIT: Sorry for any confusion, I was making reference to OpenGL ES 3.0 support for Android.
 
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liahos1

Senior member
Aug 28, 2013
573
45
91
I don't think it would be the Z3740 or Z3770. If I'm not mistaken the current Intel GPU doesn't offer support for OpenGL ES 3.0, which was a key feature with the launch of the 2013 Nexus 7.

A Merrifield SoC with a PowerVR 6 GPU might work.

when do these come out typically? Maybe intel could push a version of cherrytrail through? seems unlikely. I know that Baytraikl supports open gl es 3.0 in windows.

Maybe they could use this as a marketing point e.g. first 64bit android tablet with 64bit os.
 

North01

Member
Dec 18, 2013
88
1
66
when do these come out typically? Maybe intel could push a version of cherrytrail through? seems unlikely. I know that Baytraikl supports open gl es 3.0 in windows.

Maybe they could use this as a marketing point e.g. first 64bit android tablet with 64bit os.
Both the 2012 and 2013 Nexus 7 devices have launched in July, which is a little early for Cherry Trail (Sept.).

I should have been a little more clear, I was making reference to GLES3 support in Android.

"Intel is quick to point out that Bay Trail’s GPU supports DirectX 11 and OpenGL ES 3.0. Unfortunately this support list appears limited to Windows. Under Android, it’s unclear whether or not Bay Trail will ship with anything above OpenGL ES 2.0 support. The same goes for GPU accelerated Renderscript." Link - Anandtech
 

bullzz

Senior member
Jul 12, 2013
405
23
81
bay trail doesnt offer a big jump over qcomm s4 in gpu performance. i think tegra 4 would have been a better fit. slower cpu but a much better gpu
if google wants to tout the 64 bit horn, they dont have a choice..
 

Roland00Address

Platinum Member
Dec 17, 2008
2,196
260
126
The ASUS T100 does come with Windows 8.1 and Office Home & Student 2013.

So the price reduction should be greater than Machines that just come with Windows 8.1 alone.

Office is given via Microsoft at a reduced price (I heard free, you pay for the OS though) as well as reduced price for the OS via OEM licenses for anything with a 10.1 or smaller touchscreen for Microsoft is trying to gain marketshare against ipad or android.
 
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