Help /w 4850 ati overdrive

ushy86

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Aug 22, 2008
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Hi guys, so I just bought a Visiontek 4850 alongside a 600w ocz gamexstream psu.
I was just wondering if i boost the memory and gpu clock on ati overdrive to max can anything wrong occur?

Im pretty new at this overclocking stuff. thanks

 

zeroyb

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Nov 10, 2001
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I don't know what kind of cooling it has and each card different. But if you do that and the temps at load is around 70's and it's running stable, then it should be fine. I guess you could even hit 80 degrees and it's probably still OK as long as it's stable.

In my experience though, raising GPU and memory clock never seems to bring significant real-life difference. Sure, you will get couple more points on your benchmark and feel bad-ass. But, it's doubtful that it will make a choppy game suddenly smooth or make your playable resolution much higher.

Also, overclocking will reduce the lifespan of your components. But, that's probably not a big deal since I'm sure 4850 will be considered slow in 2-3 years. Maybe even 1.
 

the last resort

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Apr 13, 2008
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use the clock checker built into CCC. When it comes back as FAILED, back the clocks down 1 tick and go with that. Also make sure your fan is spinning fast enough, about 30% would be the bare minimum for OC'ing the card. Mines at 42%, I can hear it, only because it has a different timbre than the 120mm case fans.