The Intel Atom Thread

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VirtualLarry

No Lifer
Aug 25, 2001
56,549
10,171
126
Compute Sticks? Yawn. Isn't that sort of like jousting at windmills?

They just don't have the mass for cooling properly, due to space reasons.
 

Nothingness

Diamond Member
Jul 3, 2013
3,054
2,021
136

mikk

Diamond Member
May 15, 2012
4,242
2,293
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The same was said some years ago when even a tablet SKU in a 5W range was a dream. It turned out wrong with Broadwell.
 

jpiniero

Lifer
Oct 1, 2010
15,154
5,686
136
I think rumors pointing to MS working on running x86 on ARM are much more credible than an existing Surface Phone running with an Intel laptop class CPU ;-)

I long believed that the original main objective of Cannonlake was to get Core's power down so that it could be realistically in a phone. I thought it was dead though.
 

Qwertilot

Golden Member
Nov 28, 2013
1,604
257
126
I can believe that, but I can't see doing that actually making technical sense at that point. I mean CoreM is technically OK in a fanless laptop, but it would also be much happier if it drew 30/40% less power than it currently does so didn't have to throttle quite so much.
 

Nothingness

Diamond Member
Jul 3, 2013
3,054
2,021
136
The same was said some years ago when even a tablet SKU in a 5W range was a dream. It turned out wrong with Broadwell.
Did you notice how I worded my statement?
I think rumors pointing to MS working on running x86 on ARM are much more credible than an existing Surface Phone running with an Intel laptop class CPU ;-)

We'll see how upcoming Intel CPU's are doing when severely power constrained, but right now this Intel-based MS phone running a laptop-class CPU is pure fantasy. OTOH having an Atom-based phone could have been a possibility if Intel hadn't left that market.
 

ninaholic37

Golden Member
Apr 13, 2012
1,883
31
91
Compute Sticks? Yawn. Isn't that sort of like jousting at windmills?

They just don't have the mass for cooling properly, due to space reasons.
I think with Apollo Lake, TDP is higher too? Maybe this will be the first time Core M will be better suited for Compute Sticks.
 

DMSO

Junior Member
Nov 3, 2016
5
0
1
Just my thoughts on the AL NUC:
Good:
  • That they use a Celeron J, not N, 10W TDP CPU now (the 6W TDP is still not fast enough for a fluent desktop usage, at least what I can see from all the available informations. maybe next generation).
  • Up to 8GB, dual channel now (that means you'd have to use 4GB RAM modules thought). Well maybe the 8GB should be in the "Ok:" category.
  • That it uses a WiFi card and I hope it can be take it out since I don't use WLAN (I want it out, not disabled/"disabled").
Ok:
  • No DDR4 was expected.
Bad:
  • Digital microphone array (DMIC), two microphones in the front panel. I don't want any spying lol. I hope they can be soldered out, not "disabled", I'm not that naive. This would be a personal reason not to buy this NUC if it comes down to it.
 
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Face2Face

Diamond Member
Jun 6, 2001
4,100
215
106
Compute Sticks? Yawn. Isn't that sort of like jousting at windmills?

They just don't have the mass for cooling properly, due to space reasons.

Cooling isn't an issue on the compute sticks. While Cherry Trail is the hottest and the most power hungry, around 10-13w at the wall, they still don't thermal throttle. Maybe with IBT + Furmark, they will, but that's far from normal usage. The fact is Bay Trail, Cherry Trail, and Core M are in many non-active cooling tablets, and the fact the Compute sticks all have active cooling helps with temps drastically.
 

VirtualLarry

No Lifer
Aug 25, 2001
56,549
10,171
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Cooling isn't an issue on the compute sticks. While Cherry Trail is the hottest and the most power hungry, around 10-13w at the wall, they still don't thermal throttle. Maybe with IBT + Furmark, they will, but that's far from normal usage. The fact is Bay Trail, Cherry Trail, and Core M are in many non-active cooling tablets, and the fact the Compute sticks all have active cooling helps with temps drastically.

Baloney. My MeegoPad T02 Compute Sticks with Bay Trail Atom quad-cores, thermal throttled down to 0.25Ghz, when on a Skype conversation, and attempting to web browse at the same time.

To say that compute sticks "don't" thermal throttle, is laughable.
 

Face2Face

Diamond Member
Jun 6, 2001
4,100
215
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Baloney. My MeegoPad T02 Compute Sticks with Bay Trail Atom quad-cores, thermal throttled down to 0.25Ghz, when on a Skype conversation, and attempting to web browse at the same time.

To say that compute sticks "don't" thermal throttle, is laughable.

Since when is a MeegoPad T02 an Intel compute stick? Does that unit even have active cooling? I own every model of Intel compute stick, except for the Core M5. Do you want me to fire up Skype on one of them? How about gaming? I have plenty of evidence at my disposal. I should also mention, when I say "compute sticks" I mean Intel compute sticks, like the ones mentioned in the above post; Not Chinese knock-offs.
 
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VirtualLarry

No Lifer
Aug 25, 2001
56,549
10,171
126
If you notice, my comment about Compute Sticks didn't specify Intel compute sticks. I was talking in general, as my experience was that the entire compute stick category sucks, because of thermal issues.

And as a matter of fact, yes, I would like to have you test an Intel-branded compute stick, with Windows, Skype, and Firefox. Have a 15-20 minute conversation on Skype (video chat), and be browsing in multiple tabs in Firefox (Newegg, this forum, etc.)

Use realtemp to monitor temps and current frequency.

Tell me what it thermal-throttles down to (lowest frequency).
 

Face2Face

Diamond Member
Jun 6, 2001
4,100
215
106
If you notice, my comment about Compute Sticks didn't specify Intel compute sticks. I was talking in general, as my experience was that the entire compute stick category sucks, because of thermal issues.

And as a matter of fact, yes, I would like to have you test an Intel-branded compute stick, with Windows, Skype, and Firefox. Have a 15-20 minute conversation on Skype (video chat), and be browsing in multiple tabs in Firefox (Newegg, this forum, etc.)

Use realtemp to monitor temps and current frequency.

Tell me what it thermal-throttles down to (lowest frequency).

Yes, but you've only tested one, and it's a knockoff without active cooling. You can't say they all thermal throttle when the only one you've owned doesn't even have a fan.

I should have some time this afternoon to run your test. I'll go ahead and do it on the Bay Trail model, since that's the same SoC you own.

In the mean time, here are some gaming videos that do a good job at stressing the Intel compute sticks, CPU and GPU. It doesn't take long for the temps to stabilize. All of them are below their TJmax and don't throttle due to temps. The core M3 might throttle 100Mhz or so below base clock on the CPU, but that's due to power limiting, not thermal throttling (Temps are great!)

1st GEN
https://www.youtube.com/watch?v=n1lkAQ3vbFg&list=PLCyyGwCnUZ_FFC9RR0IkSzwqyzERN5p8B&index=26

2nd GEN
https://www.youtube.com/watch?v=iqEd1gZIKcA&index=1&list=PLCyyGwCnUZ_F9aLnwNwR5Q_Gjb6Of2_vw

Core M3
https://www.youtube.com/watch?v=22IpwjNzVRg&list=PLCyyGwCnUZ_E54wsc27r7t8P1LWWwYTPH&index=2


If you don't like what I've posted, you can look at Anandtech's articles as well.

Core M3
http://www.anandtech.com/show/10447/the-intel-compute-stick-core-m36y30-review/6

2nd Gen (Cherry Trail)
http://www.anandtech.com/show/9939/the-intel-compute-stick-cherry-trail-review/5

CPU cores do throttle down to 900 Mhz, but that's with Prime95 + Furmark at the same time. No temperature throttling with just the CPU @ 100%

1st Gen (Bay Trail)
http://www.anandtech.com/show/9167/intel-compute-stick-review/5

Now that I read this article, it seems pointless to do the Skype test.


This is running Prime95, then Prime95 + Furmark, and still no thermal throttling on the Z3735F Intel compute stick.

"The cores burst up to 1.83 GHz for a few seconds, before settling down to 1.58 GHz during the pure CPU loading process. The core temperature plateaus around 76 C, while power consumption at the wall is slightly more than 6 W. With thee GPU also loaded, the temperature reaches 80 and the power consumption is closer to 9 W. However, the CPU and GPU frequencies adjust themselves to be within the power budget. The cores run at 1.3 GHz while the GPU is clocked at slightly more than 300 MHz. Removing the CPU load brings temperatures back to 75 C and power consumption to less than 7 W. The CPU cores idle at 500 MHz, while the GPU clocks in around 440 MHz"
 
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VirtualLarry

No Lifer
Aug 25, 2001
56,549
10,171
126
Now that I read this article, it seems pointless to do the Skype test.

This is running Prime95, then Prime95 + Furmark, and still no thermal throttling on the Z3735F Intel compute stick.

"The cores burst up to 1.83 GHz for a few seconds, before settling down to 1.58 GHz during the pure CPU loading process. The core temperature plateaus around 76 C, while power consumption at the wall is slightly more than 6 W. With thee GPU also loaded, the temperature reaches 80 and the power consumption is closer to 9 W. However, the CPU and GPU frequencies adjust themselves to be within the power budget. The cores run at 1.3 GHz while the GPU is clocked at slightly more than 300 MHz. Removing the CPU load brings temperatures back to 75 C and power consumption to less than 7 W. The CPU cores idle at 500 MHz, while the GPU clocks in around 440 MHz"

Ok, thanks, that's good enough, you don't have to test it. CPU cores throttle down to 1.3Ghz, I guess. With Skype running, though, I wonder if it would allocate more power to the GPU, and throttle the CPU more?

While I no longer use my two MeegoPad T02 Compute Sticks, I also own other Bay Trail devices. Several Winbook TW700 tablets from Microcenter, an HP Stream 7, a Lenovo IdeaPad 100s 11.6" CloudBook, and a few Gigabyte Brix with J1900.

The Winbook and HP Stream 7 aren't actively cooled, to my knowledge, but they can still Skype for quite a while without any noticeable throttling, and the Brix J1900 units have a fan, and they don't throttle at all. Only the Compute Sticks that I've had, throttle way, way, down, and overheat really badly.

So, maybe the Intel Compute Sticks are better, having active cooling, but my belief is that the small form-factor, doesn't allow for the necessary metal mass needed for a decent heatsink. (Like the tablets, evidently have.)

Edit: I should mention, I define "thermal throttling", as running at any clock speed lower than maximum burst speed 100% of the time, due to thermal margins.

So, by that definition, and the example that you posted, they do indeed thermal throttle, slightly.

Edit: If you think my definition of "thermal throttling" is incorrect, due to base clock being lower than burst, then just think of it as "less than the maximum performance possible, due to thermal margin".
 
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Face2Face

Diamond Member
Jun 6, 2001
4,100
215
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Ok, thanks, that's good enough, you don't have to test it. CPU cores throttle down to 1.3Ghz, I guess. With Skype running, though, I wonder if it would allocate more power to the GPU, and throttle the CPU more?

While I no longer use my two MeegoPad T02 Compute Sticks, I also own other Bay Trail devices. Several Winbook TW700 tablets from Microcenter, an HP Stream 7, a Lenovo IdeaPad 100s 11.6" CloudBook, and a few Gigabyte Brix with J1900.

The Winbook and HP Stream 7 aren't actively cooled, to my knowledge, but they can still Skype for quite a while without any noticeable throttling, and the Brix J1900 units have a fan, and they don't throttle at all. Only the Compute Sticks that I've had, throttle way, way, down, and overheat really badly.

So, maybe the Intel Compute Sticks are better, having active cooling, but my belief is that the small form-factor, doesn't allow for the necessary metal mass needed for a decent heatsink. (Like the tablets, evidently have.)

Edit: I should mention, I define "thermal throttling", as running at any clock speed lower than maximum burst speed 100% of the time, due to thermal margins.

So, by that definition, and the example that you posted, they do indeed thermal throttle, slightly.

Edit: If you think my definition of "thermal throttling" is incorrect, due to base clock being lower than burst, then just think of it as "less than the maximum performance possible, due to thermal margin".

I'm with you on owning a ton of Bay Trail devices, I've pretty much grown sick of them I'm also with you on your MeegoPad. It seems since it doesn't have a fan(active cooling) and there isn't any room for a decent hunk of metal/copper. They get heat saturated after awhile and can't get rid of the heat effectively. It's amazing what adding a little fan does to these Intel compute sticks. I mean the temps on the Core M3 are really good, but Core M power limiting is so strong, it really doesn't matter.

I will say our definitions on thermal throttling are not the same. My definition is that if the frequencies drop below base clock speeds due to temperatures being too high, that would be considered "Thermal throttling". Anything in between base clock and top burst clock is just how Intel burst tech (speedstep) works. The two main factors being Temperature and power. You know as well as I after using Atoms and low power Intel SoCs they never run at their highest rated frequencies for an extended amount of time; they're all over the place. Any way, so to use the Z3735F as an example, the CPU clocks would need to be below 1.3Ghz and the GPU below 300MHz for me to consider it "Throttling" of any kind.
 
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Sweepr

Diamond Member
May 12, 2006
5,148
1,142
131
Chinese OEMs just launched some interesting Apollo Lake 2-in-1 tablets:

Voyo VBook V3 convertible notebook


This 13.3 inch notebook features a 1920 x 1080 pixel touchscreen display and a hinge that lets you fold the screen back 360 degrees.

It’s powered by an Intel Pentium N4200 quad-core processor and features 4GB of RAM, 32GB of eMMC storage, and a 128GB solid state drive.

The convertible notebook ships with Windows 10 software and features 802.11b/g/n WiFi, Bluetooth 4.0, and support for a digital pen with 1024 levels of pressure sensitivity.

There’s an HDMI port, USB 3.0 and USB 2.0 ports, 2MP front and rear cameras, and a microSD card slot.

Versions of this laptop with Intel Atom and Intel Core M chips have been available for a little while, but now Gearbest is taking pre-orders for an Apollo Lake model for $362.


Teclast X3 Plus 2-in-1

Teclast’s 11.6 inch full HD tablet has a built-in kickstand and a keyboard cover that attaches to the base of the tablet via magents, much like a Surface tablet keyboard.


Powered by an Intel Celeron N3450 quad-core processor, this tablet features 6GB of RAM, 64GB of eMMC storage, a microSD card slot, HDMI output, a USB 3.0 port, and 5MP rear and 2MP front cameras.

The tablet supports 802.11b/g/n WiFi and Bluetooth 4.0.

We first heard about this model in October, but while there’s a product page on Gearbest, there’s no word on the price or release date yet.

Onda Xiaoma 11 2-in-1 tablet

At first glance, this 11.6 inch tablet seems similar to the Teclast model: both have 1920 x 1080 pixel displays and Celeron N3450 processors.

But this model has 4GB of RAM rather than 6GB, supports 802.11ac WiFi rather than topping out at 802.11n speeds, and the Onda Xiaomi 11 is a dual OS tablet that comes with Windows 10 and Android pre-loaded, allowing you to switch between operating systems with a reboot.



It also looks like this model comes with a keyboard featuring a more solid base, but unfortunately the Gearbest page says the keyboard shown in the image isn’t included when you purcahse the tablet.

Other features include 64GB of eMMC storage, a microSD card slot, Bluetooth, a micro USB port, and a micro HDMI port. Gearbest hasn’t posted the sale price or release date.

https://liliputing.com/2016/12/2-in-1-apollo-lake-tablets-form-onda-voyo-and-teclast.html
 

witeken

Diamond Member
Dec 25, 2013
3,899
193
106
Didn't Intel quit the tablet market? Wasn't Apollo Lake meant for low-end laptops? Interesting, but prolly low volume, it isn't like W10 has huge tablet share.
 
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