I recently got myself a P9700 ES from Ebay.
Although the seller did not advertise this, I've seen from the listing pictures that the multiplier is unlocked. I've also asked him if the multiplier is unlocked and he has confirmed that it is indeed but I must have a BIOS that supports it.
All in all I took the plunge and got the CPU.
However after installing the CPU, to my disappointment, there was no option of changing the multiplier from my BIOS.
Does anyone know what I doing wrong? I have the 0.18 BIOS and the latest EC.
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Soviet Sunrise Notebook Prophet
The P9700 never had unlocked multipliers to begin with. Whoever told you that it did is an idiot.
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moral hazard Notebook Nobel Laureate
If it is an ES, the multipliers should be unlocked.
Try using crystalcpuid (software) to change the multi. -
No, even ES still locked.
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moral hazard Notebook Nobel Laureate
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Neil@Kobalt Company Representative
You do very occasionally get unlocked ES CPUs but the vast majority of the time they aren't. If it was advertised as unlocked then you could just send it back for a refund as it's been wrongly advertised but you won't get a BIOS that will let you change the multi.
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No, it was not advertised as unlocked. I talked with the vendor afterwards and he has told me that it should be unlocked, I asked him if it is unlocked because in one of the pictures he has, the CPU was at 2.93GHZ using 11x multiplier. It is a pre-release sample CPU, similar to the QX9200 which is also multiplier unlocked.
I have a no option in my system BIOS to overclock it though. I will look into CrystalCPUID. -
I thought only the extreme edition cpus had unlocked multipliers oem and es
But if that pic you saw from the seller is real that's certainly interesting. -
2.93GHz should be Intel IDA, not unlocked Multi.
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Maybe intel will release a PX9900 / PX9100 who know
Concerning this, I had aswell a T9500 ES unlocked.
In my M570TU I couldn't change the multiplier, overclocking function was hidden in bios. It's because it wasn't an extreme processor even if it has unlocked multipliers.
Although I noticed that sometimes under stress or idling its multiplier were on 14X ( 14X200 instead of 13X200 ).
By the way my QX9300 on my M860TU ( whih unfortunately doesn't allow even for extreme processor to unlock multipliers.. ) does something similar when I used setFSB or Crystal CPUID I can unlock its multiplier for few seconds.. 10x 266 / 10,5 x 266 and 287 x 10,5.
Changes appears in every cpu analyser like CPU-Z
So I believe it's an unlocked P9700 however multipliers can't be changed in our clevo... maybe in the very fatty Alienware M17X -
fatty? Send it to me I'd be more then happy to test it.
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Intel Dynamic Acceleration technology (IDA) is a feature that boosts CPU performance when the CPU is running single-threaded applications. This is achieved by temporary increasing frequency of one CPU core when another CPU core is idle, i.e. when the second CPU core is in Deep Sleep or lower power state. How much the frequency is increased depends on front-side bus speed of the CPU:
This feature was introduced in Intel Core 2 Duo Mobile microprocessor family and is applicable only to dual-core CPUs. Quad-core processors incorporate Dual Dynamic Acceleration feature, which works similar to IDA. Newer Intel microprocessors based on Nehalem core utilize improved version of IDA called Turbo Boost Technology.<!-- SEARCH_IREST --> -
I don't think it's Intel's IDA, actually I am pretty sure the CPU its multiplier unlocked but the extra multipliers don't work with Clevo... just if you have an extreme edition... such a pity. -
@kaltmond , I dunno if i's IDA or not but that T9500 could raise one more multiplier than its normal setting (13) fsb never changed. -
See here.
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moral hazard Notebook Nobel Laureate
kaltmond is 100% right about IDA. my cpu does it all the time.
you can be sure by running a benchmark that stresses two cores, that way IDA will not come into effect. If it was not IDA then the multicore stress test would show an improved score. -
yes indeed, he is right I guess the one who sells ES cpu (illegally?) use that IDA to provide a fake multipliers unlock
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moral hazard Notebook Nobel Laureate
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I will not go into details right now. But again, I don't think it's the IDA in this case. The CPU WAS NOT ADVERTISED AS MULTIPLIER UNLOCKED.
If I had an Alienware that supports proper multiplier changing I could see if this is unlocked or not. Until then... I am stuck at 2.8Ghz, that's fine with me anyway, cause I got the CPU for the lower TDP. But it would have been nice to see how far it can be pushed just on 28W.
Thank you all.
P9700 Multiplier Unlocked
Discussion in 'Sager and Clevo' started by Blacky, Aug 26, 2009.