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Best 580 for OC

If I'm not mistaken the Lightning was designed for LN2 cooling as it has a the gubbings required to work sub zero.

Other than that most cards will probably reach the same clocks If it is a reference card.
 
Other than that most cards will probably reach the same clocks If it is a reference card.
Not true...high-end cards such as the MSI GTX580 Lightning Extreme 3GB and EVGA GTX580 Classified have higher power phrase that will allow them to pump more voltage into the card for overclocking.

A reference GTX580 will only take 1xPCI-E 8pin and 1xPCI-E 6pin
MSI GTX580 Lightning Extreme 3GB will take 2xPCI-E 8pin
EVGA GTX580 Classified will take 2xPCI-E 8pin and 1xPCI-E 6pin
 
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the EVGA 580 3gb classified is a good one, has been clocked a 1600Mhz on LN2. Good luck finding one tho i've had a 3gb 580 classy hydro copper on order since 28th sep and still no sign of it. Might be getting it mid nov :( It's holding up me playing BF3.
 
the EVGA 580 3gb classified is a good one, has been clocked a 1600Mhz on LN2. Good luck finding one tho i've had a 3gb 580 classy hydro copper on order since 28th sep and still no sign of it. Might be getting it mid nov :( It's holding up me playing BF3.

If you check the 3dmark11 leaderboard they are filled with 580's @1600 on LN2
 
All the cards mentioned are decent but you are still to a certain extent reliant on getting a good and over-clockable chip! Unless the manufacturer cheery picks the GPU, it's luck of the draw. You've only got to look at any of the overclocking tables / leader boards that are knocking around on the WEB to see that two identical cards can yield two very different results.

Though having said the above, I would be pretty miffed myself if I bought an MSI Lightening Extreme and could not push it to a decent OC!

For example. The best OC I can get on my card is 880GHz 24/7 stable (without putting silly volts through it). While some others that I've seen, seem able to get theirs much higher. Though my definition of stable is pretty tough / rigid.
 
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Is 880 (Mhz im assuming) the Core Clock?

Indeed it is. Typo error. Comes from trying to type too fast.

880MHz on the GPU core using a voltage of 1.088v is 100% stable for me in all benchmarks (regardless of how long I run them for) and in games.
 
Forgot about this thread.

Sorry I was a little confused I thought you had the Lightening and 880Mhz seemed a bit low considering that I've been running mine at 950Mhz and Lightning's supposed to be much better for oc'ing.
 
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