Ryzen 2 slide in KitGuruTech video

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IRobot23

Senior member
Jul 3, 2017
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Okay makes sense farther into production enough tweaks to the process and understanding of what to look for in the chips for binning. I thought maybe TR would drag down the average on Ryzen since it gets the really good chips. But lets call it 3.9. The rest still stands, so maybe we have chips we can comfortably OC to mid 4.5, hell I'll be really nice and say AMD and GF pulls off a miracle and we can get near 5GHz on OC's. That doesn't mean much if max 8 cores at 90w for retail is something like 4.2GHz. It will help but won't quell the "they screwed up and didn't catch up to Intel and Intel is going to have a 8core CFL chip and then there won't be any reason to get AMD crowd".


That is based on desktop ryzen after launch.
Yes people had problems with low end MB to reach those frequencies, but more than 50% of people could reach 3,9GHz. Yes we can call it 3.9GHz.

8 Core CFL wont do much better than 6Core not in those gaming tests. (well, AotS should show better numbers).
 

Topweasel

Diamond Member
Oct 19, 2000
5,436
1,655
136
That is based on desktop ryzen after launch.
Yes people had problems with low end MB to reach those frequencies, but more than 50% of people could reach 3,9GHz. Yes we can call it 3.9GHz.

8 Core CFL wont do much better than 6Core not in those gaming tests. (well, AotS should show better numbers).
No but a 8core CFL will do two things. 1. It would probably clock higher than Ryzen and Ryzen 2. 2. Because it clocks better than Ryzen 1/2 it would be a better MT CPU. Which will force AMD to lower its price to continue to have value. Intel can also tell the OEM's to shove it and let it be a 100w-120w CPU. It will drive AMD's points to the OEM's but won't really help them till Zen 2 (Ryzen 3) hits.
 

raghu78

Diamond Member
Aug 23, 2012
4,093
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You do understand that Summit Ridge was fabbed with HD libs?
You do understand what will happen while switching to HP/UHP libs?
Because 14LPP itself has high-performance options.
12LP moreso.

GF 12LP also has transistor enhancements which allow 12LP 7.5T to have >10% performance vs 14LPP 9T HD at same power and complexity. So if you combine a fundamentally better process with Ultra High performance libraries and you can increase clocks significantly. I think AMD is going for the maximum clocks possible at 12LP with Pinnacle Ridge.

https://www.anandtech.com/show/11854/globalfoundries-adds-12lp-process-tech-amd-first-customer

"GlobalFoundries promises that its 12LP provides a 15% higher transistor density and enables a 10% higher frequency potential (at the same power and complexity) compared to “16/14nm FinFET solutions on the market today”. The company does not elaborate which process it used for comparison, but a naturally guess would be its own 14LPP which the company knows well.The new 12LP relies on the groundwork set by the 14LPP, but uses 7.5T libraries, which is one of the ways that enables GlobalFoundries to shrink die sizes by increasing transistor density."

No but a 8core CFL will do two things. 1. It would probably clock higher than Ryzen and Ryzen 2. 2. Because it clocks better than Ryzen 1/2 it would be a better MT CPU. Which will force AMD to lower its price to continue to have value. Intel can also tell the OEM's to shove it and let it be a 100w-120w CPU. It will drive AMD's points to the OEM's but won't really help them till Zen 2 (Ryzen 3) hits.

By now even the die hard Intel supporter agrees that 8C CFL does not exist. If such a product existed it would be on Intel's official roadmap.

https://wccftech.com/intel-roadmap-leak-cascade-lake-x-hedt-coffee-lake-s-b360-2018/
 
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Topweasel

Diamond Member
Oct 19, 2000
5,436
1,655
136
By now even the die hard Intel supporter agrees that 8C CFL does not exist. If such a product existed it would be on Intel's official roadmap.

https://wccftech.com/intel-roadmap-leak-cascade-lake-x-hedt-coffee-lake-s-b360-2018/

I really doubted it's existence when the rumors came up. It would mean that Intel was well into another die already for a consumer product. It's one thing getting KBL working on the X299 platform if extremely fractured. It wouldn't work the other way so we wouldn't see them trying to sell like SL-X HCC chip on a 115x socket. If Intel decided 2-3 years ago they needed an 8 core Zen competitor and started designing a 8c CFL, they would have just scrapped the 6c version.
 

IRobot23

Senior member
Jul 3, 2017
601
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I really doubted it's existence when the rumors came up. It would mean that Intel was well into another die already for a consumer product. It's one thing getting KBL working on the X299 platform if extremely fractured. It wouldn't work the other way so we wouldn't see them trying to sell like SL-X HCC chip on a 115x socket. If Intel decided 2-3 years ago they needed an 8 core Zen competitor and started designing a 8c CFL, they would have just scrapped the 6c version.

They will need better than coffee lake.
 

Topweasel

Diamond Member
Oct 19, 2000
5,436
1,655
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Intel of course.
Coffee lake is dead end now. Intel is probably preparing something new for 2019.
Well Intel is really screwed till they have EMIB working well and maybe a new from the ground up arch. They will feeling the pain in 19 even if they get 10nm up and running.
 
Reactions: raghu78

Chicken76

Senior member
Jun 10, 2013
260
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The OP did not fake the slide, he/she found it on the internet. I found that same slide myself a couple months ago and dismissed it as a fake. However, it's worth mentioning that 5 GHz is perfectly viable for a next-gen Ryzen chip. Overclockers have hit that now with the 7900x. If AMD moves to a performance optimized node for their refresh, I can definitely see them pushing out a 5 ghz chip.

You misunderstood me. I wasn't accusing the OP of faking the slide. "If you're going to fake a slide like that" was meant as "if someone were to make the effort to fake a slide that way, then why...".

Returning to the topic, let's not be over-optimistic, let's assume we'll see a 4.4GHz max turbo (4.5 if we're lucky) and +200 MHz XFR for the top SKU @95W. Where would that put (the assumed) 2800X part compared to Coffee Lake?
 

Topweasel

Diamond Member
Oct 19, 2000
5,436
1,655
136
You misunderstood me. I wasn't accusing the OP of faking the slide. "If you're going to fake a slide like that" was meant as "if someone were to make the effort to fake a slide that way, then why...".

Returning to the topic, let's not be over-optimistic, let's assume we'll see a 4.4GHz max turbo (4.5 if we're lucky) and +200 MHz XFR for the top SKU @95W. Where would that put (the assumed) 2800X part compared to Coffee Lake?

4.4GHz Turbo all core?

If so, it would be pretty close to CoffeeLake. There are still things like an IPC disadvantage and cache design is going for a more server oriented so games will take a hit. Basically it will be on par with general computing, slightly behind on low threaded productivity, decently ahead on MT productivity, still behind by a decent margin in pre-2017 gaming, in a better position for 2018+ gaming.
 

french toast

Senior member
Feb 22, 2017
988
825
136
That image is fake from my perspective.
There will be no 12C for desktop, reaching over 4.5GHz on all cores is just insane to think.



Here are my thoughts and predictions:

AMD said pinnacle ridge is still based on (slides) "summit ridge architecture", but they can still improve IPC by few percents. With 12nm LLP they could achieve 4.5-4.6GHz is possible on single core.

AMD clock speed:
1. Fmax ~ 15% @ ~4GHz ZEN 14nm = 4.6GHz, I would say that all core turbo might reach around 4GHz.
2. IPC even with very small architecture optimizations they can get some IPC improvements.

So even if they do that there is still a problem with Ryzen DDR4 latency for gaming. As we know when DDR4 came out with those speeds @ 2133MHz/2400MHz CL15 was pretty much bad against DDR3 which could hit exact frequencies with much superior latencies.

3. If improved Infinity fabric for lower latencies. DDR4 latency is main problem for gamers. With new node and optimization we can also hope for higher ddr speeds. Maybe with that IMC and design we can get over 60GB/s on dual channel.


.... yet again, AMD is quiet as they were before Ryzen launch. Nobody expected ZEN to be this good and this cheap.
I agree with this entirely, some of the expectations going around for pinnacle ridge are insane..no way we are going to see 5ghz even with overclock.
No 12 cores, very little if any increase in tdp..maybe 5w.
Out of everything it's the fabric speed I want to see increased.
 

DrMrLordX

Lifer
Apr 27, 2000
21,794
11,143
136
8 Core CFL wont do much better than 6Core not in those gaming tests. (well, AotS should show better numbers).

Um, about that . . .

By now even the die hard Intel supporter agrees that 8C CFL does not exist. If such a product existed it would be on Intel's official roadmap.

By now it really looks like Intel will ride 6c Coffeelake into 2019 on the desktop.

Intel of course.
Coffee lake is dead end now. Intel is probably preparing something new for 2019.

Icelake, which will be awhile.

Look, to those arguing about how far Pinnacle Ridge could clock, the last time AMD switch TO an HD library was Kaveri -> Carrizo where it cost them something like 500 MHz of clockspeed headroom at the top end. Granted they also moved from the 28nm SHP or whatever was that node to a 28nm bulk node so that might have had something to do with it. But most early Carrizo Athlons would not go past 4.2 GHz, if that.

If we see the same changes going from 14nmLPP + HD libraries to 12nm LP we could see 4.8-4.9 GHz Pinnacle Ridge at the top end of the spectrum. Remember that top binned TR dice are already hitting 4 GHz on a regular basis.
 

NostaSeronx

Diamond Member
Sep 18, 2011
3,688
1,222
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According to The_Stilt, 28nm SHP was a custom high-performance node that was only ever used on Kaveri.
28SHP = 28A and 28HPA.
So, SHP was used for Kaveri(SHP), Godaveri(SHP), Carrizo(A), Bristol Ridge(HPA), and Stoney Ridge(HPA). It was also used for GlobalFoundries Jaguar/Puma(+).

28SHP (Heavily regulated bulk to exact near-SOI like performance) => 28A(SHP modified for more density and higher compatibility to TSMCs 28nm) => 28HPA(A modified for higher performance beyond the original SHP)

22FDX is the direct successor to 28HPA. While 12FDX is the successor to 20SHP(28SHP suc)&20AN(28A suc).
The last SOI node was 32 FD-SOI afaik.
PD-SOI*.

SHP nodes are to be SOI or to be near-SOI(advanced stressors/meticulous design/heavy node improvements per half-year).

22FDX/12FDX = Always SHP, unless UHP PDK is used.
28nm Bulk = Always LP, unless HPP or SHP PDK is used.

22FDX PPA = Intel's 14nm PPA or SG/TSMC 10nm PPA
12FDX PPA = Intel's 10nm PPA or SG/TSMC/GF 7nm PPA
This is not including the Ultra High Performance modifications. So, baseline only. (No ULP or RFA)
 
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RichUK

Lifer
Feb 14, 2005
10,331
672
126
Is this legit or just fanboy fantasy?

When something appears too good to be true, well, it usually is...
 
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