Monday, December 26th 2016

Intel Core i7-7700K Cracks 7 GHz Bench-Stable Overclock

It may have practically no IPC gains over its predecessor, but Intel's 7th generation Core "Kaby Lake" unlocked processors are shaping up to be an overclocker's delight. A Core i7-7700K sample tested by professional overclocker Allen "Splave" Golibersuch was able to breach the 7 GHz barrier. To achieve this feat however, HyperThreading was disabled, and two of the four CPU cores were also disabled.

Paired with an ASRock Z170 OC Formula motherboard, the i7-7700K was bench-stable at 7022.96 MHz, at the chip's maximum base clock multiplier of 69x, and a base-clock of 101.78 MHz. The Vcore voltage was set at a scorching 2.00V. The chip crunched PiFast in 9.02 seconds, SuperPi 32M in 4 minutes 20.25 seconds, wPrime 32M in 2.953 seconds, and wPrime 1024M in 1 minute 33.171 seconds. Paired with an ASUS GeForce GTX 1080 STRIX OC graphics card, it scored 643,316 points in Aquamark, and 86,798 points in 3DMark 05.
Source: OCLab.ru
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78 Comments on Intel Core i7-7700K Cracks 7 GHz Bench-Stable Overclock

#27
lukart
Its all true, but It feels good to see my motherboard still being to crack some records :D
Posted on Reply
#28
BiggieShady
Practical application you ask ... it has practical application of reaching 7 GHz ... It's seven gigahertz for fuck sake, here is some more practicality of it: it's hard to achieve, practically impossible
Posted on Reply
#29
chaosmassive
qubitOnly two cores working to achieve this? Ok fine. Well, why not simply disable all cores and see how high the clock circuit will go? I'm sure we could hit 10GHz or more with that. /sarcasm
you sir, also dead wrong, it hitting toward infinite Ghz and caused universe to collapse because 0 cores running.
Posted on Reply
#31
jabbadap
If it's done with that bubblegum under the heat spreader, I'm impressed. Otherwise it's mostly meh...
Posted on Reply
#32
CAPSLOCKSTUCK
Spaced Out Lunar Tick
I dont care how many cores....7ghz is 7ghz......................:respect:
Posted on Reply
#33
Dave65
Four cores or I could care less..
Posted on Reply
#34
Assimilator
While it may not be true/useful/etc., it's still impressive to see a chip being taken 66% past its (already high) default clocks. I wonder how long that poor chip will survive on 2v vCore though...
Posted on Reply
#35
buildzoid
AssimilatorWhile it may not be true/useful/etc., it's still impressive to see a chip being taken 66% past its (already high) default clocks. I wonder how long that poor chip will survive on 2v vCore though...
At the last stop of the HWbot World Tour 2 i5 6600Ks died at around 1.95V after a few hours of benching at around 6.3Ghz on LN2. So this chip won't last very long at 2V.
Posted on Reply
#36
Scrizz
buildzoidAt the last stop of the HWbot World Tour 2 i5 6600Ks died at around 1.95V after a few hours of benching at around 6.3Ghz on LN2. So this chip won't last very long at 2V.
and it hit 7Gs
Posted on Reply
#37
kid41212003
Scrizzand it hit 7Gs
you are still alive :))
Posted on Reply
#38
TheoneandonlyMrK
Am i the only one pondering how this is even newsworthy didn't stilt hit over 8.7 on an fx processor like mine over two years ago??.
Posted on Reply
#39
ToxicTaZ
Kabylake going to be awesome!

i7-7700K on ASUS ROG Maximus IX Formula mother board with EK liquid cooling!

www.ekwb.com/shop/ek-kit-p280

with this kit the 7700K should be rock solid @5.3 GHz to 5.4 GHz I'm expecting. @1.30v
Posted on Reply
#40
EarthDog
theoneandonlymrkAm i the only one pondering how this is even newsworthy didn't stilt hit over 8.7 on an fx processor like mine over two years ago??.
Yes, but that isn't intel. Intel hasn't smelled those types speeds since the P4 days. Currently skylake tends to top out in the low 6ghz range.

And even at those clocks, the AMD's are still slower than intel.. :p
ToxicTaZKabylake going to be awesome!

i7-7700K on ASUS ROG Maximus IX Formula mother board with EK liquid cooling!

www.ekwb.com/shop/ek-kit-p280

with this kit the 7700K should be rock solid @5.3 GHz to 5.4 GHz I'm expecting. @1.30v
Your expectations are WAY out of whack dude. You'd be lucky to see 1.3V at 5ghz is my guess...
AssimilatorWhile it may not be true/useful/etc., it's still impressive to see a chip being taken 66% past its (already high) default clocks. I wonder how long that poor chip will survive on 2v vCore though...
Not long.. but who cares... it's meant for quick runs, it's not a daily driver.
Posted on Reply
#41
Aquinus
Resident Wat-man
Jeez. Give me something I can freaking use. What is the point of an overclock if you can't do anything useful with it? I don't play a game or test code wondering how fast it will run before it falls over...
Posted on Reply
#42
EarthDog
This isn't for the daily drivers.. if that's you, I wouldn't even comment...

... ignorance and a lack of understanding is preceding many people... :(
Posted on Reply
#43
Prima.Vera
I couldn't find any info...what kind of cooling solution did he use? Also, how did he cool the RAM sticks? My guess is the mobo chipset also had to be cooled down a little.
We need more interesting details about how did he achieve this.
Posted on Reply
#44
DOM
EarthDogThis isn't for the daily drivers.. if that's you, I wouldn't even comment...

... ignorance and a lack of understanding is preceding many people... :(
What's up your slut lol idk why you waste your time bro I been out of the loop and do miss it still got a butt load of GPU's in storage:(
Posted on Reply
#45
jaggerwild
Prima.VeraI couldn't find any info...what kind of cooling solution did he use? Also, how did he cool the RAM sticks? My guess is the mobo chipset also had to be cooled down a little.
We need more interesting details about how did he achieve this.
LN2 also probably some cherry picked Mem sticks, as Dom said if I had a sponser. How many who think its no big deal can even come close?
Posted on Reply
#46
EarthDog
DOMWhat's up your slut lol idk why you waste your time bro I been out of the loop and do miss it still got a butt load of GPU's in storage:(
haha, Im great DOM, hope you are well man... and yes, the majority here just doesn't seem to be able to separate a daily driver from a benching machine/results and spews ignorance all over, lol!
jaggerwildLN2 also probably some cherry picked Mem sticks, as Dom said if I had a sponser. How many who think its no big deal can even come close?
Clearly that is with LN2. I doubt the memory was on LN2 for its results. YOu can hit 4K+ on ambient air...

As for the second part...even though I have had plenty of experience using LN2 and benching at Hwbot, even if he handed me that chip we see in the screenshots, I would bet I couldn't reproduce those results. What the kiddos play here and ambient overclocking and just needing to touch multi and vcore (in most cases) isn't what the game is like on LN2. But, they choose to hate on the hobby...... can't win em all. :)
Posted on Reply
#47
DOM
jaggerwildLN2 also probably some cherry picked Mem sticks, as Dom said if I had a sponser. How many who think its no big deal can even come close?
I've had a retail chip from Newegg 2500K is ranked 8th in the world in mhz hwbot.org/submission/2237322_domoca_cpu_frequency_core_i5_2500k_5970_mhz

It's more easy if you get chips to test for the best one that's the good part of having sponsors:p
Posted on Reply
#48
Parn
What's the point of this OC if he had to disable two cores to achieve 7GHz? OC is about getting extra performance for free. If he had to sacrifice multi-thread performance to achieve some stupid number alone, it's pointless.

Did Intel just pay this guy to steal the spotlight from AMD Ryzen?
Posted on Reply
#49
EarthDog
ParnWhat's the point of this OC if he had to disable two cores to achieve 7GHz? OC is about getting extra performance for free. If he had to sacrifice multi-thread performance to achieve some stupid number alone, it's pointless.

Did Intel just pay this guy to steal the spotlight from AMD Ryzen?
Lol, it's a RACE...benchmarking. The point isnt to show anyone what the chip can do 24/7, but to run certain benchmarks fast.

It's like looking at a Nascar and asking what is the point of it over a car.

Intel didn't pay this guy to do that...wow.
Posted on Reply
#50
FireKillerGR
Last time I checked, extreme overclocking (ex. Liquid Nitrogen cooling) was not your thing guys.
Otherwise you would appreciate/recognize the importance of this vs skylake overclockability.
Thats why your judgement and mindset is pretty much (unfortunately) "not on point".

Sorry for being harsh though but if you can't really judge what is good "xoc-wise" then stick to the air/water ocability that will probably please you all (5+ GHz on air vs a maximum of 4.7/4.8 on good skylake chips). :)
theoneandonlymrkAm i the only one pondering how this is even newsworthy didn't stilt hit over 8.7 on an fx processor like mine over two years ago??.
Which is only good for reference speed/frequency and not actual performance (benchmarks), as mentioned above.
Posted on Reply
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