8700k highest IPC to date...leak

Fair enough, but I'm sure we can all be in agreement that it wouldn't have hurt the end user for it to be compatible. Intel stands to gain ~$50 per chipset sold to manufacturers. It helps Intel's bottom line to rebrand a chipset and release it as being a requirement for new CPU's. And up until the ASRock tweet and the CFL announcement with the leaked box it was widely assumed by the community at large (tech websites, forums, even Forbes) that it would be compatible as there is nothing extraordinary about CFL other than the extra cores. It isn't such a large leap of logic to see that Intel believes it has a desirable chip on their hands and they can maximize profits by ignoring a chipset released a few months ago in favor of a rebranded one where they make an extra $50.

It is of course possible, and I have no specific knowledge for this case.

I do have knowledge from the past CPUs I've worked on, and there were many cases where to perform optimally we needed a little tweak to the chipset. Ideally you recognize this early on, and get it in there prior to anything launching. Often you can see such significant changes that you've already got a new socket and support glue planned out long in advance, so it's all good. But...
Sometimes you don't see a possible improvement until the previous version is now in the wild, and your intial intent was to just reuse the glue. At that point you face a really hard choice - do you cripple the new product to retain compatibility, or do you make the tweak, knowing it will piss some people off.

BELIEVE ME, the big buyers (completely dwarfing the market for home users who want to upgrade) do not want a forced board spin if it can be avoided at all either. The new CPU is what moves boxes, not the chipset.

I do not want to sound like an apologist, as I am certainly not. But I would respectfully indicate there is a lot of pressure with considerable leverage to not change the chipset, and if it does, there was likely a good reason.
 
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Note the KBL platform under the "Computer/Device." If they can get ES chips to run on the 200 series chipsets, even with minor adjustments made from ES chips to retail, they could have done it if they wanted. They didn't want to. Why not? They want to sell a new chipset.

ES != retail chip. Some early Zen Es had SMT disabled for instance.

Also is it Kabylake just because it is reported as Kabylake? I guess you will claim this is not a 8600k but a 0000 model because it is reported as such.
 
ES != retail chip. Some early Zen Es had SMT disabled for instance.

Also is it Kabylake just because it is reported as Kabylake? I guess you will claim this is not a 8600k but a 0000 model because it is reported as such.

You're putting words in my mouth (not surprising given your style of debate). You could also make the opposite argument. You have a brand new chip which is unidentified and not reported properly, but it picks up the known chipset correctly because it knows what it is.

I'm fully aware that ES != retail chip, but you don't often see a change of socket with ES chips. I can't think of one example off the top of my head, but I'm sure you will find an obscure example and parade it in front of me shortly.
 
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Its list price that nobody pays. The prices for parts you cant buy directly couldn't be more irrelevant. Just as Microcenter is selling below list price, yet still makes a profit.

You can try look at the cheapest Z270 board prices and think about if you think they can do the rest for what's left. I dont think you can make the boards, distribute, support and what not for 33$ in that class.
 
You're putting words in my mouth (not surprising given your style of debate). You could also make the opposite argument. You have a brand new chip which is unidentified and not reported properly, but it picks up the known chipset correctly because it knows what it is.

I'm fully aware that ES != retail chip, but you don't often see a change of socket with ES chips. I can't think of one example off the top of my head, but I'm sure you will find an obscure example and parade it in front of me shortly.


Therefore the uncertainty goes to both sides. Yeah we know that.
 
Its list price that nobody pays. The prices for parts you cant buy directly couldn't be more irrelevant. Just as Microcenter is selling below list price, yet still makes a profit.

You can try look at the cheapest Z270 board prices and think about if you think they can do the rest for what's left. I dont think you can make the boards, distribute, support and what not for 33$ in that class.

MC is a bad example because MC actually does lose money on CPU sales (loss leader?). I'm sure Intel gives tier 1 manufacturers a deal, but they aren't giving them away. I'd guess in the $35-40 range personally. Either way, the point still remains Intel makes money off a new chipset. My understanding is there is a very small margin in motherboard sales, so it's not completely out of the picture that Intel is taking a good chunk of the money even if it is slightly more than $33.
 
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MC has paper thin margins on CPUs, but they're not loss leaders. Loss leaders are their $5 32gb USB keys and Micro SD cards.

The thin margins on CPUs are made up for by the other parts, like GPUs, drives, cases, keyboards & mice, etc.
 
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