amd fx6300 overclock

metalmachinist

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What's the highest anyone has ever overclocked the fx 6300 and what cpu cooling system are you using? also what is the best GTX 600 series card i can get without bottlenecking the fx6300?
 
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I got 5,033Mhz out of mine and stopped there. I was just using a CM Hyper 212 Evo in push/pull config. It was a stable clock but, once I got past 4.8Ghz it needed a significant voltage increase (1.42 - 1.536) for that last 200 Mhz. The temps strangely only went up about 3C average and 5C under full load after about an hour compared to it at 4.8Ghz. Peak temps were 62C after 90 minutes of IBT @ 5Ghz.

I'm sure with an H80i or better, 5.2Ghz might be possible. Maybe more on a suicide run.



As for a video card, on my system, a 7870XT @ 1200 core / 1600 memory (should be between a GTX 660Ti and GTX 670 in performance) would slightly bottleneck on a stock FX6300. Turn it up to...

ish416

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I got 5,033Mhz out of mine and stopped there. I was just using a CM Hyper 212 Evo in push/pull config. It was a stable clock but, once I got past 4.8Ghz it needed a significant voltage increase (1.42 - 1.536) for that last 200 Mhz. The temps strangely only went up about 3C average and 5C under full load after about an hour compared to it at 4.8Ghz. Peak temps were 62C after 90 minutes of IBT @ 5Ghz.

I'm sure with an H80i or better, 5.2Ghz might be possible. Maybe more on a suicide run.



As for a video card, on my system, a 7870XT @ 1200 core / 1600 memory (should be between a GTX 660Ti and GTX 670 in performance) would slightly bottleneck on a stock FX6300. Turn it up to 4.6Ghz and it stopped becoming an issue.

My 3DMark Vantage runs:

FX6300 @ stock - score 20978 - http://www.3dmark.com/3dmv/4649590

FX6300 @ 4,661 - score 24036 - http://www.3dmark.com/3dmv/4643604

FX6300 @ 5Ghz - score 25082 - http://www.3dmark.com/3dmv/4649609
 
Solution

metalmachinist

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thank you
 

metalmachinist

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have you seen a significant increase in FPS in most games around 4.3 ghz?
 

ish416

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There is a gain from stock to 4.3Ghz, though not much of one. However, for whatever reason there is a large jump in performance around 4.5 - 4.7Ghz. It's like the CPU doesn't scale well then it more than makes up for the difference around those frequencies.

3DMark Firestrike

FX6300 @ 4,336Mhz - score 5847 - http://www.3dmark.com/fs/323062

FX6300 @ 4,739Mhz - score 5964 - http://www.3dmark.com/fs/323105

I don't seem to have a stock run. Firestrike doesn't seem to care much about CPU performance so the scores don't show the jump but it is there.
 

metalmachinist

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anything over 3.9375ghz i think will bottleneck my GTX 660 OC edition. i got the cpu to 4.06ghz and tried tomb raider and assassin's creed 3, and it looked like the game was playing at triple speed, so i brought it back down to 3.9ghz. any thoughts on this?
 

metalmachinist

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CPU multiplier and disabled turbo core

Well, i think i just completely maxed out my OC on CPU and GPU, and got my RAM at 1866MHz where it should be. On my CPU, i can't go any higher than 4.00GHz, i think it might be a power supply issue. I tried it at 4.3, 4.2, and 4.1. My pc would get to the login screen, i would login then it would restart itself, no crash or blue screen, just restart. Any thoughts