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E4300 and overclocking


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Hi, guys, Intel is coming out with a new cpu, the E4300, similar to E6300, but slightly cheaper, with a 200MHZ bus and 9x multiplier, compared to the 266MHZ bus and 7x multiplier.

 

I want to know, because people get 300-350 fsb with current core 2 duo cpus on 945G, will they be able to get that level with this one too? Because that translates to a great overclock that's really cheap. 333fsb = 3GHZ (faster than X6800!)

 

The reason i'm asking is because I don't want ot get a 965 board, and all the review sites use them. Yes they are amazing overclockers and cheap, but the 945 works a lot better for OS X.

 

Unfortunately no VT, so bad news for Parallels. Does Parallels need VT or does that just speed it up?

 

Cool, hey?

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Hi, guys, Intel is coming out with a new cpu, the E4300, similar to E6300, but slightly cheaper, with a 200MHZ bus and 9x multiplier, compared to the 266MHZ bus and 7x multiplier.

 

For overclocking the default FSB does not really matter. The 9x multiplier is good, but it actually may be a little high for the typical chip. I think the E6400's 8x multipilier is better in many cases because these chips seem to hit an overclocking limit about 3.6 GHz with good air cooling. An 8x multiplier should be good enough to get you there if you have decent RAM.

 

Otherwise, when the E4300 drops in price it should be the overclocking bargain of the year.

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Thanks for the reply bofors

 

For overclocking the default FSB does not really matter. The 9x multiplier is good, but it actually may be a little high for the typical chip.

 

That's exactly my point! What i'm asking though, is can you take the fsb of this new chip as high as the old conroes? I know it's a stupid question, in fact I'm 99% sure you can. I just ask bcoz it seems to good to be true!

 

Anyone smart with an answer?

 

So I could take an e4300 (or better yet e4400 = 10x multiplier), and stick it in an Asus 945G motherboard, oc it to 300-333fsb, and have a roaring C2D allendale mac!!!

 

That's my next upgrade then, settled, halfway through this year or so

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That's exactly my point! What i'm asking though, is can you take the fsb of this new chip as high as the old conroes? I know it's a stupid question, in fact I'm 99% sure you can. I just ask bcoz it seems to good to be true!

 

Sure, it is the same thing as E6600 except it only has 2MB of cache and the default FSB is set to 800 MHz. People have already been overclocking E4300 "engineering samples" to 3.4GHz and beyond: http://anandtech.com/cpuchipsets/showdoc.aspx?i=2903

 

 

So I could take an e4300 (or better yet e4400 = 10x multiplier), and stick it in an Asus 945G motherboard, oc it to 300-333fsb, and have a roaring C2D allendale mac!!!

 

Yes, the limit here is probably going to be the 945G chipset or your RAM, not the E4300.

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  • 3 weeks later...
Sure, it is the same thing as E6600 except it only has 2MB of cache and the default FSB is set to 800 MHz. People have already been overclocking E4300 "engineering samples" to 3.4GHz and beyond: http://anandtech.com/cpuchipsets/showdoc.aspx?i=2903

Yes, the limit here is probably going to be the 945G chipset or your RAM, not the E4300.

 

Actually, the E4300 allendale core is quite different from the E6600 conroe core. I'm sure you've heard about this on XS, bofors But the point is that an allendale core will need another 500mhz on average to bench the same as a similarly clocked conroe. There is the 10% performance penalty for the less L2 cache, and then the difference in core performance. So you would need an allendale at 4.0Ghz or so to match an E6600 at 3.6ghz. In this respect I would just wait for the E6420 to come out and get that instead.

 

It is true that the main limiting factor for overclocking E4300 will be the motherboard. The 945 chipset just won't cut it with the 350mhz max fsb. To get the full potential out of it a you would need a 965 board like the Abit QuadGT for example to hit 450+ fsb.

 

For now it seems that conroes are still the thing to get, the only thing that the allendales have over the conroes in terms of overclocking is less heat.

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