Intel Skylake / Kaby Lake

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TeknoBug

Platinum Member
Oct 2, 2013
2,084
31
91
Still no word on i3's... guess the 65W i5 6600 is on my list but I may wait out the 1151 socket release early on so manufacturers can revise their first release motherboards.
 

Dufus

Senior member
Sep 20, 2010
675
119
101
Upgrading to haswell is > 2x already.

i7 720qm is around 2.9 points in CB 11.5 Multi. (current U level chips can do better)

Most haswell chips (4700m) score around ~7.

The nice thing about i7-4700MQ is that it can be overclocked. The sad thing is that overclocked it consumes a huge amount of power and emits a lot of heat that's hard to take care of in a laptop.
 

RussianSensation

Elite Member
Sep 5, 2003
19,458
765
126
I am too lazy to read.
So is Skylake a worthy upgrade from my 2600k @ 4ghz?

1. Why is your 2600K only at 4Ghz? Many can hit 4.4-4.6Ghz.

2. Are you a gamer? If yes, do you play a lot of modern titles at high settings and at least 60 fps? Then a 980Ti or a Fiji card is a better upgrade.

3. How good is your monitor? Are you still on a 22-23" 1080P TN panel? If yes, consider upgrading to a 28-32" 1440P/4K monitor first. That's something you'll enjoy for years to come. Way better than a Skylake CPU upgrade.

4. Do you already have a good SSD? If you are using a mechanical HDD for the OS, an SSD upgrade is miles and I mean miles better than moving from an i7 2600K to Skylake for snappiness, office work, or if you like browsing the web with a lot of tabs. SSD is one of the best upgrades ever.

5. Are you encoding videos/rendering? If so, an overclocked 5820K is a superior option.

If none of these matter, do you find your 2600K slow for your needs? If not, save your $ and buy something else in life.
 
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witeken

Diamond Member
Dec 25, 2013
3,899
193
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So... what comes after a delayed 14nm process node?

A delayed 10nm node!

SemiEngineering 10nm Fab Watch

All told, the combined Fab 28, which could be geared for 10nm finFET production, is expected to have a capacity of 30,000 to 50,000 wafers a month, according to SEMI.

Intel was originally supposed to install the high-volume equipment for that fab this summer. But now, Intel won’t move the tools into the fab until the second quarter of 2016, according to sources in the IC equipment industry.

Intel, in fact, has pushed out the volume ramp for its 10nm finFET fab by several quarters, according to sources. Intel was late in terms of ramping up its 14nm finFETs. The 14nm delay threw off Intel’s 10nm schedule, sources said.
 
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R0H1T

Platinum Member
Jan 12, 2013
2,582
163
106
So... what comes after a delayed 14nm process node?

A delayed 10nm node!

SemiEngineering 10nm Fab Watch
Were you seriously expecting 10nm to roll out on schedule

I'm not sure if the recurring mobile losses have anything to do with this but Intel's mobile foray may just be their Netburst^2 & the future isn't looking anymore bright for them either in that segment D:
 

Idontcare

Elite Member
Oct 10, 1999
21,110
59
91
So... what comes after a delayed 14nm process node?

A delayed 10nm node!

SemiEngineering 10nm Fab Watch

A delay is still progress. What have any of us done to further the cause of creating or delivering 10nm? Nothing. We just sit on the sidelines bitching about it not being here on our desired schedule and at our desired cost profile.

I applaud the people who are actually elbows deep into making 10nm happen. Whenever it gets here. For without them the world would be just full of us, the entitled whiners who want everything but contribute basically nothing.
 

Dave2150

Senior member
Jan 20, 2015
639
178
116
So about a year delay like 14nm it seems? Would that mean 10 nm mid 2017 for the consumer?

2017/2018 sounds a solid bet.

Though I suspect other fabs to 'overtake' Intel on paper - and launch their own 10nm process months ahead of Intel. Though their 10nm process will at best be equivalent to Intel's 14nm process.
 

Sweepr

Diamond Member
May 12, 2006
5,148
1,143
136
Comparison:
Core i7 6500U - 2.5GHz (base clock) Skylake
Single-core: 3143
Multi-core: 6584

Core i7 5500U - 2.4GHz (base clock, 3.0GHz Turbo) Broadwell
Single-core: 2873
Multi-core: 5945

Core i7 4500U - 1.8GHz (base clock, 3.0GHz Turbo) Haswell
Single-core: 2751
Multi-core: 5348

Core i7 3517U - 1.9GHz (base clock, 3.0GHz Turbo) Ivy Bridge
Single-core: 2546
Multi-core: 5285

Using the average score for each chip @ Geekbench 3 32-bit (from Notebookcheck).
Once again, it's a single pre-launch score, future scores and the average results for each chip might be better.
 
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Reactions: Drazick

LTC8K6

Lifer
Mar 10, 2004
28,520
1,575
126
Memory performance looks like a nice boost.

i7-6700U
Single-core 3424
Multi-core 3502

i3-6100U
Single-core 2935
Multi-core 3002

i7-4200M
Single-core 2883
Multi-core 2920
 
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dahorns

Senior member
Sep 13, 2013
550
83
91

R0H1T

Platinum Member
Jan 12, 2013
2,582
163
106
Comparison:
Using the average score for each chip @ Geekbench 3 32-bit (from Notebookcheck).
Once again, it's a single pre-launch score, future scores and the average results for each chip might be better.
A better gauge IMO would be looking at the best scores from geekbench, like the one I posted, but prelim results aren't encouraging.
 

Sweepr

Diamond Member
May 12, 2006
5,148
1,143
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A better gauge IMO would be looking at the best scores from geekbench, like the one I posted, but prelim results aren't encouraging.

I find that a bit unfair. I'm pretty sure we will see much better scores from these chips after the formal launch, by the time it gets as many or more design wins as Broadwell/Haswell right now. That's why I tend to pick average results for these comparisons.
 
Reactions: Drazick

R0H1T

Platinum Member
Jan 12, 2013
2,582
163
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You're comparing the highest Windows score using 64-bit Geekbench for the 5500u to a single score using 32-bit Geekbench for the 6500u. Even if only look at the highest windows 32-bit score for the 5500u (2921 and 6152) you'll see a substantial increase for Skylake. And the average for the 5500u is quite a bit lower.
You forgot the higher base clock for skylake, like I said previously the prelim results aren't good but I'll wait for better scores to see how good Skylake really is ~
https://browser.primatelabs.com/geekbench3/2544762
I find that a bit unfair. I'm pretty sure we will see much better scores from these chips after the formal launch, by the time it gets as many or more design wins as Broadwell/Haswell right now. That's why I tend to pick average results for these comparisons.
I go for the "best vs best" scores but yes these are prelim results so not much can be drawn from them.
 

dahorns

Senior member
Sep 13, 2013
550
83
91
You forgot the higher base clock for skylake, like I said previously the prelim results aren't good but I'll wait for better scores to see how good Skylake really is

I did? Who cares if a performance increase comes from a clock speed increase or an IPC increase? Isn't it better performance either way? Further, I'm not sure that a higher base clock matters in a short bench like GeekBench. Seems like turbo clocks are more relevant.

Just comparing the highest like scores (Windows 32-bit) for the 5500u and 6500u show around a 7-8% performance advantage for Skylake. Comparing the single 6500u score to the 5500u average shows a 9-11% performance advantage.

I go for the "best vs best" scores but yes these are prelim results so not much can be drawn from them.

I don't think "best vs best" is an effective way of comparing mobile processors. So much depends on implementation by the manufacturer.
 
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R0H1T

Platinum Member
Jan 12, 2013
2,582
163
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I did? Who cares if a performance increase comes from a clock speed increase or an IPC increase? Isn't it better performance either way? Further, I'm not sure that a higher base clock matters in a short bench like GeekBench. Seems like turbo clocks are more relevant.
Then why go through the trouble of pointing out that the geekbench score was 32bit, the 32 vs 64bit scores are hardly 5~10% apart
 

dahorns

Senior member
Sep 13, 2013
550
83
91
Then why go through the trouble of pointing out that the geekbench score was 32bit, the 32 vs 64bit scores are hardly 5~10% apart

Because the 32-bit vs 64-bit scores are 5-10% apart? That's a pretty sizable gap and its fairly consistent across a broad range of Intel processors. Therefore, it is reasonable to assume that a Skylake part would also benefit from the 5-10% jump if benched under 64-bit GeekBench. Your benchmarks need to be the same in order to make the comparison valid.

You're talking about measuring with two different rulers, but the second ruler has 10% more space between the hashes than the first. An object hasn't shrunk merely because you got a smaller measurement using the second ruler.
 
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R0H1T

Platinum Member
Jan 12, 2013
2,582
163
106
I don't think "best vs best" is an effective way of comparing mobile processors. So much depends on implementation by the manufacturer.
That might be the case with with Perf/efficiency numbers but for solitary benchmarks (like cinebench) I don't see why it'd be a problem, we do that with phone benches (like sunspider, octane, kraken et al) all the time. Besides any two products, same make & model, picked randomly off the shelf will not give you the exact same numbers nor will the same components have the exact same electrical characteristics, leakage & all, just like the way it works on desktops.
Because the 32-bit vs 64-bit scores are 5-10% apart? That's a pretty sizable gap and its fairly consistent across a broad range of Intel processors. Therefore, it is reasonable to assume that a Skylake part would also benefit from the 5-10% jump if benched under 64-bit GeekBench. Your benchmarks need to be the same in order to make the comparison valid.

You're talking about measuring with two different rulers, but the second ruler has 10% more space between the hashes than the first. An object hasn't shrunk merely because you got a smaller measurement using the second ruler.
Then let me rephrase that for you, clock for clock it doesn't look good at this point in time. Is that better or do you not care about the ~5% better base clock that Skylake has, just remember thermals & power numbers are still unknown.
 
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dahorns

Senior member
Sep 13, 2013
550
83
91
That might be the case with with Perf/efficiency numbers but for solitary benchmarks (like cinebench) I don't see why it'd be a problem, we do that with phone benches (like sunspider, octane, kraken et al) all the time. Besides any two products, same make & model, picked randomly off the shelf will not give you the exact same numbers nor will the same components have the exact same electrical characteristics, leakage & all, just like the way it works on desktops.

With phones your comparing the phones--not the underlying processors. The same processor may perform differently in different phones (thermal characteristics of the phone). If you wanted to compare the processors, either do it comparing two processors in the same phone, or do it using an average (or median, or whatever) for the processors over a range of phones.
 

dahorns

Senior member
Sep 13, 2013
550
83
91
Then let me rephrase that for you, clock for clock it doesn't look good at this point in time. Is that better or do you not care about the ~5% better base clock that Skylake has, just remember thermals & power numbers are still unknown.

I would think users would care about absolute performance, not necessarily per clock performance. And at any rate, judging per clock performance by using base clocks and short benchmarks is clearly flawed.

I agree more information is needed. But more information is not needed to say that the Skylake part has a performance advantage over the highest 32-bit windows score available for the Broadwell part. Maybe it is because of clockspeed. Maybe it is thermals. Maybe it is IPC. Maybe it is a mixture of the three.
 

R0H1T

Platinum Member
Jan 12, 2013
2,582
163
106
With phones your comparing the phones--not the underlying processors. The same processor may perform differently in different phones (thermal characteristics of the phone). If you wanted to compare the processors, either do it comparing two processors in the same phone, or do it using an average (or median, or whatever) for the processors over a range of phones.
I think you're saying the same thing just differently.
I don't think "best vs best" is an effective way of comparing mobile processors. So much depends on implementation by the manufacturer.
To which I say ~
I would think users would care about absolute performance, not necessarily per clock performance. And at any rate, judging per clock performance by using base clocks and short benchmarks is clearly flawed.

I agree more information is needed. But more information is not needed to say that the Skylake part has a performance advantage over the highest 32-bit windows score available for the Broadwell part. Maybe it is because of clockspeed. Maybe it is thermals. Maybe it is IPC. Maybe it is a mixture of the three.
The thermals & base clock is relevant here because it's a notebook part & there's a slight chance that the turbo clocks might not last that long, highly unlikely but still, hence the hint to a performance plateau.
 
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