Wednesday, January 14th 2009

Intel Core i7 Makes it Past 4.61 GHz with Water-Cooling

In a move that asserts Intel's undisputed leadership over the PC microprocessor market, Intel senior performance analyst François Piednoel conducted a special exhibition at the CES 2009 event, where he demonstrated the Core i7's overclocking and resulting performance potential employing water cooling. The water-cooled Intel Core i7 reached speeds in excess of 4.60 GHz, proving it has better overclocking potential than AMD's Phenom II X4 when water-cooled.

The setup included an Intel Core i7 sample seated on an Intel "Smackover" DX58SO motherboard. The motherboard was backed by Intel's own desktop control-center software that provides software-level performance management and monitoring. The processor's vCore was set at 1.44V, with the northbridge set at 1.21V. The clock speed of 4.61 GHz was achieved with a bus speed of 144 MHz with a multiplier value of 32x. Temperatures recoded showed the CPU chugging along at 61 °C, with the CPU VRM at 31 °C and the X58 chipset at 41 °C. The feat shows Core i7 to be the better CPU to overclock when water-cooling is used, while an Intel Core i7 is yet to reach 6.2+ GHz speeds, just for the kicks.
Source: Fudzilla
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53 Comments on Intel Core i7 Makes it Past 4.61 GHz with Water-Cooling

#51
Castiel
kid41212003They're trying to say that, no one use LN2 or dry ice at home, or using it to run 24/7.

So, on water, Phenom II vs Core i7, and....

Well, you know what I mean.
Well I do have a copper slug and right mounting hardware for a AM2 setup and a chest full of dry ice. But I just won't break down my system install that and take the risk of crashing my NEW hardware since I am a first time OC'er.
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#52
farlex85
Rebo&Zootyyes actually I know a worker at intels testlab in oregon, and no people never said that about i7 because i7 was always ment to be the enthusiasts line of hardware thus would be the one thats overclockable.




Intels plan is to force enthusists to be their enthusist lines of products because that way they make more money.

the downside is that they will loose their excuse about stab issues resulting from un-scruplus system builders overclocking systems(main excuse for this kinda move)
There were theories left and right about why the i7 wouldn't oc, some sites even reported intel didn't want their procs to oc. That turned out to be wrong. I know what your saying, they've always tried to make mid-range procs perform as such and not overthrow the enthusiast. They succeed in this not through raw speed but other things such as instruction sets and cache, and in nehalem's case qpi bandwidth as well as the previous two. Clock speed isn't everything, if they didn't want anyone to oc they could just set the speed up to near it's max (release them at 3.6ghz or something). No matter the clock speed i5 will not likely outperform i7 as it is hindered in ways i7 is not (oc'ing not being one of them). It may offer a better value though, especially w/ some good oc (if it does indeed oc well, which I have no reason to believe it won't).
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#53
Rebo&Zooty
intel dosnt want people overclocking, they just desided no to split the the enthusist and "value" lines by socket/platform.

do you really think intel wanted people overclocking the Q9450 into a qx9770? NO FING WAY, they wanted people to buy the qx9770!!!!

they now have pulled stuff for years to block overclocking as best they can, it started with the multi locks on some chips(some where locked both directions back in the day) this is just their latist plan, dosnt mean it will work 100% or that they will endup using it fully in i5 but I wouldnt put it past them to try 100% blocking overclocking by causing chips to die or at the very least crash if taken above stock, if you cant see intel doing that you must not be an old skool overclocker.
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