Friday, August 14th 2015

Intel Core "Skylake" Processors Start Selling

Retail availability of the two Core "Skylake" SKUs Intel debuted, the Core i7-6700K and Core i5-6600K, begins today. This is when you will be able to pick up a boxed chip off the shelf, or order one online. To help ease the socket confusion, online retailers are selling bundles of these chips with compatible socket LGA1151 motherboards at a nominal discount, some of which include DDR4 memory, depending on the motherboard bundled. On its own, the Core i7-6700K is priced at US $343, while the Core i5-6600K is priced at $250.

The i7-6700K offers clock speeds of 4.00 GHz out of the box, with Turbo Boost frequency of 4.20 GHz. It also offers 8 MB of L3 cache, and HyperThreading, which enables 8 logical CPUs for the OS to address. The Core i5-6600K, on the other hand, offers 3.50 GHz clocks with 3.90 GHz Turbo Boost. It offers 6 MB of L3 cache, and lacks HyperThreading. Both are quad-core chips, with unlocked base-clock multipliers, for overclocking. The retail packages of both chips lack stock cooling solutions, so you need to have an LGA115x-compatible cooler ready. The TDP of both chips is rated at 91W. Intel will put out some of the finer micro-architecture details on the 16th of August, 2015. More Core i5 quad-core SKUs in the series will be released on the 29th of August, 2015. Dual-core Core i3 SKUs will be launched towards the end of September, 2015.
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92 Comments on Intel Core "Skylake" Processors Start Selling

#26
Blue-Knight
pechemoar moar cores, cores here , cores there ...
where are you from AMD?
People want more physical cores!?

The current "Intel / AMD" core performance ratio is 2:1. Intel processors offers 4 physical cores and some models "multiply" those cores to reach 8 (hyperthreading), that's enough to keep at AMD level.

If Intel make 8 physical cores with the right price then AMD would be out of business. LOL!

Just my opinion.
Posted on Reply
#28
peche
Thermaltake fanboy
Blue-KnightPeople want more physical cores!?

The current "Intel / AMD" core performance ratio is 2:1. Intel processors offers 4 physical cores and some models "multiply" those cores to reach 8 (hyperthreading), that's enough to keep at AMD level.

If Intel make 8 physical cores with the right price then AMD would be out of business. LOL!

Just my opinion.
do you even use at max 4Cores?

can't understand people complaining about intels 4ad cores, they also have more cores …. Intel extreme processors and Intel xeons have more cores, but those processors are mostly work and heavy tasking oriented, don’t know why you people are mad about that,


It has also been discussed several times, comparison and charts about benchs, tests and reviews, intels extreme exa core processors against moral 4ad cores…. so come up with a good point for the point,


and almost forgot, I really mad because of one thing, intel is putting so much effort on graphics when 95% of the intel i7 processor s use dedicated graphics… so intel WTF are you waiting for making a non integrated graphics i7?


Regards,
Posted on Reply
#29
Assimilator
If you have a problem with it Intel's pricing, either move to North Korea where they don't do capitalism, or start your own CPU company, or join AMD.

Or you could just stop whining in general. That works too.
Posted on Reply
#30
Sony Xperia S
Assimilatorjoin AMD
I've already given you this idea - post №3 in the thread. :D
Posted on Reply
#31
64K
Sony Xperia SI've already given you this idea - post №3 in the thread. :D
I think you meant post #4. :)
Posted on Reply
#32
lilhasselhoffer
*Popcorn popping noise*


This seems like a fun discussion.
1) I want moar corez!
2) Why.
1) Because we had 4 core processors nearly a decade ago, where's the progress?
2) What do you need more cores for?
1) ....Gaming?....
2) Name one game using more than 4 cores.
1) *Utter silence*
1) Transcoding and encoding maybe.
2) Ever hear of Haswell-e? The 5820 has 6 cores, quad channel memory, and it cost about the same as the high-end mainstream offering. It's only drawback is the hobbling of PCI-e lanes (when compared to its more expensive companions).
1) *More silence*
1) Screw you.

And the debate ends with nothing gained.




Seriously though, Skylake is another inching forward of processors. The CPU performance increase is...minimal. The amount of PCI-e lanes isn't exactly going up. There's no new connectivity (SATA III, M2, and PCI-e 3.0 are from last generation). The only reason to upgrade is integrated graphics improvement and minor power management improvement. If you're spending $300 on a CPU it's ludicrous to think the iGPU is going to be used often. The increase in power efficiency is probably going to save you pennies a year, so that's out the window.

I'll state what I said previously again. Skylake is shaping up to be more famous for a new RAM standard than anything it actually brought to the table. Even then, Haswell-e stole that thunder over 6 months ago. Call me unimpressed.





Edit:
pechedo you even use at max 4Cores?

can't understand people complaining about intels 4ad cores, they also have more cores …. Intel extreme processors and Intel xeons have more cores, but those processors are mostly work and heavy tasking oriented, don’t know why you people are mad about that,


It has also been discussed several times, comparison and charts about benchs, tests and reviews, intels extreme exa core processors against moral 4ad cores…. so come up with a good point for the point,


and almost forgot, I really mad because of one thing, intel is putting so much effort on graphics when 95% of the intel i7 processor s use dedicated graphics… so intel WTF are you waiting for making a non integrated graphics i7?


Regards,
They already do. It's the "enthusiast" platform.

If you were to propose something new, I'd suggest the following.
i3 - Dual core processors with half being 2 thread and half being 4 thread. No frequency modification.
i4 - Quad core processors with integrated graphics and locked frequency.
i5 - Quad core processors without integrated graphics or threading but unlocked frequency.
i6 - Quad core processors with integrated graphics, but no threading.
i7 - Fully unlocked chips with threading and frequency unlocked.

Right now the numbering scheme tells you next to nothing, except how bad it's going to screw your wallet. i5 is reasonable, i7 is overpriced, and most i3 is garbage (except that sweet little unlocked anniversary edition Pentium). None of this even touches on a 'K" or "X" costing a hefty pricing premium.
Posted on Reply
#34
Sony Xperia S
lilhasselhoffer*Popcorn popping noise*
This seems like a fun discussion.
1) I want moar corez!
2) Why.
1) Because we had 4 core processors nearly a decade ago, where's the progress?
2) What do you need more cores for?
1) ....Gaming?....
2) Name one game using more than 4 cores.
1) *Utter silence*
Why is 4 a so magical number beyond which there is no progress at all?
Is it because someone at Intel decided that it works well for them and locked the progress of the whole industry for the sake of their profits?

Seriously, there is no technical explanation or justification about why they chose exactly that number and not 8 or 12, or 16, or whatever other.
CrAsHnBuRnXpThanks for the advertisement. No one is going to buy one.
Don't be so sure.
Posted on Reply
#35
CrAsHnBuRnXp
Sony Xperia SWhy is 4 a so magical number beyond which there is progress at all?
Is it because someone at Intel decided that it works well for them and locked the progress of the whole industry for the sake of their profits?

Seriously, there is no technical explanation or justification about why they chose exactly that number and not 8 or 12, or 16, or whatever other.



Don't be so sure.
Im pretty sure 99% of the people are going to go Intel. Skylake or not. They have been since C2D was a thing.
Posted on Reply
#36
lilhasselhoffer
Sony Xperia SWhy is 4 a so magical number beyond which there is progress at all?
Is it because someone at Intel decided that it works well for them and locked the progress of the whole industry for the sake of their profits?



Don't be so sure.
..Serious?

Gaming is functionally a slave to the console market. Up until the latest generation the processors had at most one core (except the Cell processor, but that was a ball of fail from the programming side). If you were running something on a PC you got, at most, a couple of threads to function well. Anything more than that, and you have cores doing nothing. This is because developers didn't write games to be threaded, because it would be a waste of money for the console market.

If you can only really make use of 1-2 cores, why include more. In the case of quad cores, it was to multi-task. 2 cores running games, and 2 dedicated to everything else. It was insane to propose more cores, because they'd be sitting idle. If you have idle cores, you're wasting energy. Inefficient chips don't sell, so your product line tanks. I thought this would be evident, given the whole "6 core" AMD processor fiasco.


Even today, there are only a hand full of games that can utilize 4 cores effectively. We're locked into a vicious loop, that's impossible to break. Developers don't spend the resources on writing highly threaded code, so more CPU cores aren't used. Because more cores aren't used, CPU manufacturers stick to 4 cores. Because the next generation of chips is still 4 cores, the developers don't spend money writing highly threaded code.



I'm sure your next point is Photoshop and transcoding/encoding. The people that do this require speed, so they are willing to pay for it. The CPU developers bend them over, and empty their wallets, because anyone using these programs is a professional. Professionals can justify insane costing, because they make money from the activity. The mainstream offerings are not meant for performance, they're meant to be more cost effective and powerful enough for most tasks. Any highly threaded code isn't something where "fast enough" cuts it.



TL;DR:
The reason 4 cores is "standard" is that is all most people use effectively. Whenever threaded code is more prevalent, we'll see more cores on mainstream offerings. Until then, the enthusiast level hardware is more than willing to provide you extra cores for a hefty price premium.
Posted on Reply
#38
Sony Xperia S
lilhasselhofferGaming is functionally a slave to the console market. Up until the latest generation the processors had at most one core (except the Cell processor, but that was a ball of fail from the programming side).
Yes, programmers prove that they are actually not that smart to be able to cope with the beauty and complexity of Cell. Poor guys.

I would ask you about what we are doing now because obviously current generation PS4 has more than 4 cores.
Soon, it will be 2 two whole years since we have 8 eight-core-consoles.

Are we sticking even longer to 4 cores and why?
Posted on Reply
#39
peche
Thermaltake fanboy
well, skylake ... what a endless topic...
Posted on Reply
#40
rtwjunkie
PC Gaming Enthusiast
pechewell, skylake ... what a endless topic...
Well, when you have even diehard Intel users yawning at what is arguably a nice technical feat, then you might want to ramp your game up a little if your name is Intel. :rolleyes:
Posted on Reply
#41
EarthDog
We have moved past Skylake into the rabbit hole of Sony Experia. I suggest he is ignored or reported and we stick to Skylake.
Posted on Reply
#42
rtwjunkie
PC Gaming Enthusiast
EarthDogWe have moved past Skylake into the rabbit hole of Sony Experia. I suggest he is ignored or reported and we stick to Skylake.
Oh gosh, you're right! We've been sucked in. Thanks!
Posted on Reply
#43
lilhasselhoffer
Sony Xperia SYes, programmers prove that they are actually not that smart to be able to cope with the beauty and complexity of Cell. Poor guys.

I would ask you about what we are doing now because obviously current generation PS4 has more than 4 cores.

Are we sticking even longer to 4 cores and why?
Why certainly.

The processor used in the PS4 and Xbone are Jaguar based "octo-core" chips. Demonstrably, the sharing of certain resources on the CPU makes their performance significantly less fantastic than what we think of as a true octo-core chip.

Of those eight processors, you've got one to two dedicated to running the underlying OS. You've got one dedicated to audio. You're likely to have one processing I/O from the controllers and peripherals. The remaining processors could, theoretically, be used on gaming. That's potentially 4 cores to work with, assuming that we actually started with an octo-core chip. What we've actually got is more akin to 2 or 3 processor cores.

You can argue that this means most completely new games should now run threaded applications, up to 3 cores, much better now. Of course, that means a 4 core processor would still have more utilizable cores than games, which kinda puts a kibosh on thinking all games should be programmed for great threading.




If I were to be generous, I'd conjecture that in the next few years threading will see genuine improvement. More recent incarnations of DX, and Open CL/GL will make threading something enabled by default. Of course, these developments are recent. If they were to influence the market it wouldn't be for several years. Intel and AMD spend years on developing chips, so even if they started with the goal of having mainstream CPUs being 6 cores today it's be well into 2017 before the change hit the market. Moaning that 4 core processors are the standard today would require you go back in time 3 years to change it. As a refresher, that's when DX 11.1 was introduced. 3D was all the rage. Multi-threaded consoles were the pipe-dream of the insane (the Cell failed on coding because Sony couldn't even reliably harness the black magic the processor needed to run better than a three legged dog).

That entire explanation should put your argument to bed, but if it doesn't consider this. If you wanted more cores you could go out and buy a Piledriver processor from AMD. If you want to moan about Intel not offering more cores, stop buying their products. Moaning about not having more useless cores, while ignoring the efforts AMD made to offer exactly that (with spectacularly underwhelming performance because of this effort), is just plain foolish.




Edit:

Before this stupid point is made, let me quash it. Just carving a 4 core CPU into a 6 core CPU isn't possible. It's about as stupid as cutting a horse in half, and expecting it to carry more people because there are now 2 horses. You gloss over the loss of essential faculties.

This is why a 4 core Intel CPU runs laps around an 8 core AMD CPU. The resources each core requires aren't shared, so they get their jobs done without having to wait for another core.
Posted on Reply
#44
rtwjunkie
PC Gaming Enthusiast
@Sony Xperia S Well, the technical reason is, for most people, their CPU's do everything they want them to do right now. I know, the joke is that it's not a technical answer.
Posted on Reply
#45
EarthDog
Well, to humor this a bit...

I show 36% are going to get it, they just want the price to come down on boards or DDR4. But they will get it. So its not a 'no'. That said, people here tend to have CPUs that will easily do the job. Typically CPUs aren't the bottleneck anyway, so... makes sense that not a lot of people jumping right into it. Surely some of that reason can be because of the 5-10% gains overall (in 'real world apps or apps that translate directly to real world') over Haswell. Also, this is an enthusiast website really, so a lot of people have a newer platform (say SB on up or FX CPU on up) so there isn't a need to.

I wouldn't think that the meager improvements are the primary reason, but one of many that shape it.
Posted on Reply
#46
iSkylaker
The 4 Intel cores are already demolishing AMD 8-cores, then why the need of more cores?

I'm personally satisfied with the Intel 4C/8T performance, why go for a 6C/12T platform?
Posted on Reply
#47
FordGT90Concept
"I go fast!1!11!1!"
I regret to inform you of this. You can get better than that right now if you don't mind selling both kidneys.
Posted on Reply
#48
64K


"More slower cores is better for everyone because there's more cores. Why can't you people understand that?!"

:p


Posted on Reply
#49
Aquinus
Resident Wat-man
64K"More slower cores is better for everyone because there's more cores. Why can't you people understand that?!"
I'm really starting to think that I need to do an entire write-up to describe how multi-threading works, where it helps and, what its limitations are. It seems to me that people don't seem to get that more cores doesn't linearly scale to more performance except in very select situations. More cores is fantastic for a server because the kind of load most servers have are inherently multi-process but, everyday tasks usually have data dependencies which makes concurrency a hard feat to accomplish while still gaining performance from it.

I think Intel is doing what the market (not power users, the market,) is demanding and that is lower power consumption and faster GPU performance. Both of which they've been doing a pretty good job on so far. Not to say Iris Pro on the latest CPUs are great but, they're a big step up from where Intel has been in the past. What good are more cores when most people won't use them? We are talking about a mainstream platform after all.
Posted on Reply
#50
64K
AquinusI'm really starting to think that I need to do an entire write-up to describe how multi-threading works, where it helps and, what its limitations are. It seems to me that people don't seem to get that more cores doesn't linearly scale to more performance except in very select situations. More cores is fantastic for a server because the kind of load most servers have are inherently multi-process but, everyday tasks usually have data dependencies which makes concurrency a hard feat to accomplish while still gaining performance from it.

I think Intel is doing what the market (not power users, the market,) is demanding and that is lower power consumption and faster GPU performance. Both of which they've been doing a pretty good job on so far. Not to say Iris Pro on the latest CPUs are great but, they're a big step up from where Intel has been in the past. What good are more cores when most people won't use them? We are talking about a mainstream platform after all.
I was hoping you would chime in on this. iirc I've seen you posting about the difficulties in writing code using multiple threads as a programmer. I've only done a small amount of programming in Basic and Assembly Language a long long time ago but it's easy to see how one subroutine could be dependent on the values of variables from another part of a program and will need to be performed sequentially. To perform the subroutine at the same time as the other part of the program where the values of the variables are being determined in the first place wouldn't work or be any faster. That's just one example.
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