Intel Skylake / Kaby Lake

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asendra

Member
Nov 4, 2012
156
12
81
Damn, now would be around the time that I usually upgrade, even more having my 4770k OC limited to only 4'3 as I have (temp wall even with AIO, I really should have delidded...)

But with less time to play, using my consoles more than ever before, and being pretty pissed with nvidia with their ridiculous price increases in all tiers, It seems less and less likely that I'll upgrade in the near time. My 4770k, 16gb ram and gtx770 hold up decent enough for the amount of time I use it.

How times change...
 
Mar 10, 2006
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So Kaby delivers on the additional frequency (4.8GHz @ 1.3v is something I was never able to achieve across several 6700K chips), but thermals and power draw are up commensurate with performance.

Might as well wait for Kaby now if one has waited this long, but those who picked up 6700Ks early on in the product cycle can rest easy knowing that their CPUs will be top-end for gaming for several years to come.
 
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arandomguy

Senior member
Sep 3, 2013
556
183
116
Temperatures seem insanely higher relative to the extra power consumption. According to that even at stock most users would be running well over 90C with high end air cooling.
 

mikk

Diamond Member
May 15, 2012
4,287
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There is clearly something wrong with the power/temperature numbers, a meaningless test. This is obviously mainboard/bios related.
 
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LTC8K6

Lifer
Mar 10, 2004
28,520
1,575
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Absolutely pathetic, so much for the "14nm++" being an actual improvement. I'd say it's a step backwards, way too hot and power hungry for the sake for 200Mhz extra.
Way too early to jump like that, imo.

One review and you throw the baby out with the bath water?
 
Reactions: Arachnotronic

arandomguy

Senior member
Sep 3, 2013
556
183
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Unless it's a sensor issue with current boards I don't see how it would be motherboard related.

The 6700k at 4.6ghz is using 45.3% more power than the stock 6700. CPU temps above ambient are 60 vs 41.

The 7700k at stock is using 28.8% more power than the stock 6700. CPU temps above ambient are 76 vs 41.

So the 7700k runs hotter at less power consumption than the 6700k.

If this holds true across all samples unless you need that video decode/encode I don't see why you would even buy a 7700k over a 6700k. Especially given how much cheaper a 6700k would be, or would've been prices might have gone up now since Black Friday.

I mentioned before the real cost difference for a 7700k vs 6700k is very possibly going to be over a $100 difference until at least months after launch. 6700ks were available for $275 on Black Friday, that is a $75 cost difference alone for the CPU assuming the 7700k only sales for MSRP. Then factor in the mobo/ram cost differences. You're at a point where you can just buy a graphics card to handle those additional decode/encore down the line.

Not to mention according to this you'd need a more expensive heatsink as well.
 
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Sweepr

Diamond Member
May 12, 2006
5,148
1,143
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10nm Cannon Lake-U Geekbench 4 Scores Leaked?



Apparently it's not Ice Lake.


Dont worry, Intel will give us an unlocked Core i3 at $180 early 2017, so much for CPU progression

I think you missed the latest news, so here's a reminder: Intel will bring HT support to the Pentium lineup in a month with Kaby Lake-S. This means for as low as $60-70 (G4560, G4400's successor) they will be offering better CPU performance (overall) than all AMD's APUs. You can also buy 8-threaded+ Xeons for very low prices these days, especially used.
 
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VirtualLarry

No Lifer
Aug 25, 2001
56,570
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I think you missed the latest news, so here's a reminder: Intel will bring HT support to the Pentium lineup in a month with Kaby Lake-S. This means for as low as

$60-70 (G4560, G4400's successor) they will be offering better CPU performance (overall) than all AMD's APUs. You can also buy 8-threaded+ Xeons for very low prices these days, especially used.

According to the SKU list in this article, only the 4600-series will feature HT. The 4500-series Pentiums are still 2C/2T.

http://wccftech.com/intel-preparing-unlocked-i3-7350k-42ghz-dual-core-cpu/

Also, that link has purported Geekbench scores for the i3-7350K, and it matches the i5-6400 (stock). (Mine is OCed.)
 

Sweepr

Diamond Member
May 12, 2006
5,148
1,143
136
According to the SKU list in this article, only the 4600-series will feature HT. The 4500-series Pentiums are still 2C/2T.

They're probably copying CPU-World here (which guessed the specs for many chips in the list). The only actual Pentium 4500-series leak (Geekbench) shows HT support.

https://browser.primatelabs.com/v4/cpu/1112633

http://wccftech.com/intel-preparing-unlocked-i3-7350k-42ghz-dual-core-cpu/

Also, that link has purported Geekbench scores for the i3-7350K, and it matches the i5-6400 (stock). (Mine is OCed.)

That link was posted here first.
 

mikk

Diamond Member
May 15, 2012
4,287
2,370
136
That's so fake. Look at the scores of the XPS 8700 and the Core 2 Duo iMac, they are way too high.


It's real on Geekbench, these scores from XPS 8700 and the Core 2 Duo iMac exist: https://browser.primatelabs.com/v4/cpu/singlecore

The outliner in the "Ice Lake" entry are Memory Copy and Memory Latency, they are extremely fast. Maybe there is edram involved. The other subscores are slow.



10nm Cannon Lake-U Geekbench 4 Scores Leaked?



Apparently it's not Ice Lake.


Motherboard says CannonLake but Model says Ice Lake, also the Bios points to Icelake (ICL= Icelake)
 

LTC8K6

Lifer
Mar 10, 2004
28,520
1,575
126
Per the LinkedIn profile, Intel's second-generation 10-nanometer client processor (also known as Ice Lake; the first generation is Cannon Lake and the third generation is Tiger Lake Opens a New Window. ) will feature new graphics and CPU architectures. These advancements should help improve both performance and power consumption in increasingly demanding computing and gaming applications.

That, however, was to be expected based on Intel's "Process-Architecture-Optimization Opens a New Window. " product development cadence.

Where things get interesting, though, is in the other technologies that Intel plans to integrate alongside the new processor and graphics cores.

The profile indicates that the new chips will include what is referred to as a "[Computer Vision] engine" to help with augmented and mixed reality applications. The profile also indicates that Ice Lake will be aimed at advanced driver automation systems, or ADAS, as well.

In addition to this new Computer Vision engine, the profile also indicates that Ice Lake will include a specialized hardware to accelerate speech recognition.
Per the LinkedIn profile, Intel's Ice Lake processor architecture will allow the chipmaker to push its Core processors into large smartphones or phablets.

A newer, more power efficient architecture coupled with Intel's new 10-nanometer technology (I think Intel will use its 10-nanometer+ technology for Ice Lake) may finally allow Intel to have a compelling processor offering for some phablets/premium smartphones.

I doubt that such a processor would see much success in typical Android-based handsets, particularly given how entrenched the ARM architecture is in the Android ecosystem.

However, if the speculation Opens a New Window. is true that Microsoft intends to launch its oft-rumored "Surface Phone," then an Ice Lake-based processor might be a good choice for that -- especially if it wants to make running traditional Windows software a key selling point for such a device.
 

Sweepr

Diamond Member
May 12, 2006
5,148
1,143
136
Intel Core i7-7700K Retest: More Oveclocking, Less Heat





Locked and loaded on the Z170A Gaming Pro Carbon, Core i7-7700K power numbers begin to fall in line with expectations set forth by Intel, when it added only a few watts TDP compared to the Core i7-6700K. It looks like the Z170X-Ultra Gaming firmware needs a little more work.
...Chasing clock rate always incurs power and thermal penalties. Today’s news is that the penalties seen in our previous Core i7-7700K overclocking article are roughly cut in half simply by using a better-optimized motherboard. That makes this the perfect CPU to buy instead of its predecessor, for those of us who really want the extra performance and overclocking capability.

www.tomshardware.com/news/intel-core-i7-7700k-kaby-lake-overclocking-update,33119.html
 
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Sweepr

Diamond Member
May 12, 2006
5,148
1,143
136
Expreview has done some extensive testing with a retail Core i7-7700K:

Intel Core i7-7700K evaluation: performance did not surprise but air-cooled over 5GHz

- Their Z270 motherboard had some issues, so they replaced it with a Gigabyte Z170X Gaming 7
- 5.0 GHz stable after 1 hour of AIDA 64 Stress FPU @ 1.296V
- From their testing and information obtained 4.8 to 5.0 GHz on air may be common
- ''Later we will see the dual-core four-threaded Pentium processor and even quad-core Core i3''
We already knew about the 4-threaded Pentium, but a quad-core Core i3 would be great news!
- Core i7-7700K was ~9% faster than Core i7-6700K in MT tests at stock - tested with rather slow DDR4-2133

CPU-Z


Stock Comparison






Overclock


www.expreview.com/51056.html
 
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