Motherboard Manufacturers Say Intel Core i9 Limited to 4.3GHz on LCS [RUMOR]

There is an Indonesian video by Lucky_n00b of an open bench i9 7900X hitting 4.5Ghz at 1.15v, with a SE-204K single-fan cooler, presumably after replacing the thermal paste with liquid metal. It scored 2442 in cinebench. (No temperature data).
That's nice and all, but why the f*** do we have to delid a HEDT CPU?!
Maybe Intel execs should cut down a little on the hookers and blow?
 
The 7900X is a 10C/20T part too which means the die is fairly large so there is no risk of any sort of thermal expansion issues causing the die to break the metal TIM bond and separate from the IHS either.

The thermal expansion issue on the smaller (4C and 2C parts) dies is what Intel claimed as one of the major reasons why they switched to a different TIM. Price is the other one. But on HEDT enthusiast parts I don't think the cost should be an issue. Especially if AMD can do it for far less and still have healthy profit margins.
 
Hard to justify?? Do you have any idea how freaking expensive it is to develop, retool machinery, etc to make these chips?!
They aren't retooling or redeveloping anything for these HEDT chips.

These new socket 2066 i7's and i9's are just binned and rebadged Xeon dies with necessary features or cores disabled either for branding, market segmentation, or QC purposes.

Intel gets huge profit margins off them so claims of price gouging aren't exactly unfair either. And I don't begrudge them making a profit...but there is a point where the prices they charge are only worthy of a giant middle finger and they've been at that point for quite some time on the high end and even to some extent the mid range too.
 
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Why do people keep expecting higher clocks? This isn't net burst anymore and silicone is at its limits. That's the whole reason we went multicore...
 
The 14 to 18 core CPUs won't be available for months because Intel had no intention of making them until Threadripper was announced. Their plan was to milk everyone they could with a 12 core part, but now they've been forced to have this knee-jerk reaction and announce 18 core parts that do not even exist as of right now. Not even as a demo at Computex. All vapor.

Oh and Coffee Lake will be delayed as well, forcing the mainstream to settle for 4 cores for 11 years before they finally get released.
 
Why do people keep expecting higher clocks? This isn't net burst anymore and silicone is at its limits. That's the whole reason we went multicore...
It's not like we're exepcting 6GHz, just the 4.7 - 5GHz of Devil's Canyon would suffice!
 
Why do people keep expecting higher clocks?
Because Sky/Kaby Lake normally clock significantly higher than Haswell and these new socket 2066 i7/i9's use those cores.

No it isn't Netburst so we're not expecting 10Ghz out of them but mid to high 4Ghz range should be doable with non-extreme cooling.

Low 4Ghz range with water cooling on all cores is a real step down and in practical terms means it won't be much faster than Threadripper on a per core basis since TR does seem to be getting around 4Ghz according to the rumor mill.
 
The 7900X is a 10C/20T part too which means the die is fairly large so there is no risk of any sort of thermal expansion issues causing the die to break the metal TIM bond and separate from the IHS either.

The thermal expansion issue on the smaller (4C and 2C parts) dies is what Intel claimed as one of the major reasons why they switched to a different TIM. Price is the other one. But on HEDT enthusiast parts I don't think the cost should be an issue. Especially if AMD can do it for far less and still have healthy profit margins.
Claiming price is an issue is kinda ridiculous, looks like it's TIM failure due to thermal cycling. http://www.overclock.net/t/1568897/anand-skylake-cpu-package-mini-analysis-terrible-tim/20
 
looks like it's TIM failure due to thermal cycling.
Only for small dies, just like I said earlier. For big dies even Intel says there is no issue. And AMD is using a metal TIM for all their Ryzen's, Threadripper's, and Epyc's I believe. Intel has no excuse for that sort of thing here.
 
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