Name of Icelake successor leaks out

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ShintaiDK

Lifer
Apr 22, 2012
20,378
145
106
FIVR should first return with Icelake. So that would be odd and interesting if true.

However do note that Skylake-E/EP and Cannonlake-E/EP will have FIVR.
 

ksec

Senior member
Mar 5, 2010
420
117
116
We have enter the age of no performance improvement unless we get a new node.

I wonder how much more performance can be squeezed out with new uarch. Skylake as far as i can tell is a flop.

AMD has a lot more time to evaluate Intel's design, and may be finally to produce a decent competitive chips at an affordable price. At least on the server side of things.
 

superstition

Platinum Member
Feb 2, 2008
2,219
221
101
We have enter the age of no performance improvement unless we get a new node.

I wonder how much more performance can be squeezed out with new uarch. Skylake as far as i can tell is a flop.

AMD has a lot more time to evaluate Intel's design, and may be finally to produce a decent competitive chips at an affordable price. At least on the server side of things.
Skylake was released prematurely. DDR4 offers little more than higher latency and price for CPUs with discreet graphics. There is no EDRAM, which is why Broadwell is faster clock for clock for most games.

Intel should have waited but I guess it seemed like it would be easy enough to get enthusiasts to fork over cash for new boards, new RAM, and new processors despite the minor improvement in certain tasks and the practically non-existent gaming performance improvement (and indeed a regression from desktop Broadwell).

Then, of course, there is the continued use of polymer TIM coupled with a thinned substrate.
 

CHADBOGA

Platinum Member
Mar 31, 2009
2,135
832
136
The problem isn't cycle time, which is what you are referring to, but actual yields. They have capacity in place to build X chips at Y yields. If yields are significantly smaller than Y, then you wind up with a shortage.
Sure, but someone here, possibly Shintai suggested cycle time was the problem and he seems to suggest that more capacity was brought on stream.

They already did it seems.

So D1X, D1D, D1C, Fab24 and Fab32 is making 14nm chips now. Fab42 was originally to open and make 14nm chips too.
 
Mar 10, 2006
11,715
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Sure, but someone here, possibly Shintai suggested cycle time was the problem and he seems to suggest that more capacity was brought on stream.

Cycle time does increase with each successive node as there are more manufacturing "steps" required to actually build a chip. However, this must have been factored into the original projections. The only things that would drive an unanticipated shortage are:

1. Way more demand than anticipated (Intel usually has "whitespace" -- additional capacity in place beyond its anticipated needs in order to respond to potential upside; TSMC does the same thing which is why its "structural gross margin" target is calculated based on 85% capacity utilization, not 100%)

2. Worse yields

Intel management tried to spin this as "super duper demand for Skylake" but the reality is that when your PC chip biz is down double digit y-o-y and you've already guided down your full year sales projections that's not "amazing demand" that's "crappy yields."

WRT additional capacity, Intel didn't come up with any capacity that wasn't originally planned; what they did AFAIK is they began ramping its 2nd major 14nm factory (in Lexlip, Ireland) a little earlier than they had originally anticipated.
 
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CHADBOGA

Platinum Member
Mar 31, 2009
2,135
832
136
Cycle time does increase with each successive node as there are more manufacturing "steps" required to actually build a chip. However, this must have been factored into the original projections. The only things that would drive an unanticipated shortage are:

1. Way more demand than anticipated (Intel usually has "whitespace" -- additional capacity in place beyond its anticipated needs in order to respond to potential upside; TSMC does the same thing which is why its "structural gross margin" target is calculated based on 85% capacity utilization, not 100%)

2. Worse yields

Intel management tried to spin this as "super duper demand for Skylake" but the reality is that when your PC chip biz is down double digit y-o-y and you've already guided down your full year sales projections that's not "amazing demand" that's "crappy yields."

WRT additional capacity, Intel didn't come up with any capacity that wasn't originally planned; what they did AFAIK is they began ramping its 2nd major 14nm factory (in Lexlip, Ireland) a little earlier than they had originally anticipated.

Okay thanks for that.
 

IntelUser2000

Elite Member
Oct 14, 2003
8,686
3,785
136
Core Duo to Core 2 Duo was mainly single cycle SSE. And even then you dont get 20% average. The actual real life average was more around 5-10% back then.

You'll see *that* Core 2 Duo is handicapped in few scenarios. Mobile settings, slow hard drives, all handicap it from direct comparison, and even slow FSBs, especially true in the days of chipset memory controllers. They do not impact it on overall terms, but enough that IPC gain could go from 10-15 to 15-20%.

SSE played a part, but uniform gain indicates that much more has been done. GPUs can be 20x faster than CPUs, but in overall it'll be slower in compute because its specialized.

Core 2 Duo to SB is Conroe->Penryn->Nehalem->Westmere->Sandy bridge.
I meant to say Nehalem to Sandy Bridge. BTW, Westmere doesn't count because aside from cryptography instructions there's zero gain. Also, "Core 2 to Nehalem" for example would mean "Penryn to Nehalem", not "Conroe to Nehalem". That's logical, because that's how everyone would compare it.

Nehalem to Sandy Bridge was about 15%, though it came out few % lower when review sites opted for an HDD rather than an SSD. Major transition to SSDs were happening about that time, at least for reviews.

Pentium III vs Pentium M: That's like always, the latest Pentium III(Tualatin-512, not Tualatin-256) against Banias Pentium M, the first generation.

Pentium M to Core 2 was 30%, but you got few % each time going to Dothan and Yonah.
 

IntelUser2000

Elite Member
Oct 14, 2003
8,686
3,785
136
FIVR should first return with Icelake. So that would be odd and interesting if true.

However do note that Skylake-E/EP and Cannonlake-E/EP will have FIVR.

http://www.notebookcheck.net/HP-Spectre-x360-13-i5-6200U-Convertible-Review.153933.0.html
http://www.notebookcheck.net/HP-Spectre-13-x360-Convertible-Review.144228.0.html

Skylake is just underwhelming, mobile and desktop. With desktop you don't get the peformance, with mobile you don't get the mobility. Despite their claims of SoC power reduction, it doesn't do anything as you can see from the review above. Broadwell achieved better battery life. Specs can't be more similar between the two.

I bet its because taking out FiVR made it harder to achieve the better battery life in practice. It makes sense because they've been touting the advantages of FiVR for mobile so long. FiVR even provides the advantages of thinner laptop and less components.
 
Aug 11, 2008
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Pretty positive review for such an "underwhelming" processor. Better igp performance and can operate at higher frequencies under load.
 
Mar 10, 2006
11,715
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http://www.notebookcheck.net/HP-Spectre-x360-13-i5-6200U-Convertible-Review.153933.0.html
http://www.notebookcheck.net/HP-Spectre-13-x360-Convertible-Review.144228.0.html

Skylake is just underwhelming, mobile and desktop. With desktop you don't get the peformance, with mobile you don't get the mobility. Despite their claims of SoC power reduction, it doesn't do anything as you can see from the review above. Broadwell achieved better battery life. Specs can't be more similar between the two.

I bet its because taking out FiVR made it harder to achieve the better battery life in practice. It makes sense because they've been touting the advantages of FiVR for mobile so long. FiVR even provides the advantages of thinner laptop and less components.

Then don't buy a Skylake system?
 

jpiniero

Lifer
Oct 1, 2010
14,840
5,456
136
FIVR should first return with Icelake. So that would be odd and interesting if true.

It makes sense since because of the delays. Kabylake has some features of Cannonlake; Cannonlake probally has some features added to it from Icelake, and so on. Presumably Cannonlake and Icelake are socket compatible with each other while Tigerlake will be compatible with whatever's after it.
 

Techhog

Platinum Member
Sep 11, 2013
2,834
2
26
It makes sense since because of the delays. Kabylake has some features of Cannonlake; Cannonlake probally has some features added to it from Icelake, and so on. Presumably Cannonlake and Icelake are socket compatible with each other while Tigerlake will be compatible with whatever's after it.

No, Icelake is a tock. It'll be a new uarch with a new socket. Tigerlake will be a revision to Icelake akin to what Kabylake is to Skylake.
 
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