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56 Posts

15132

May 3rd, 2009 14:00

AMD Processor not Compatible?

Hello,

I installed 1GB DDR2 800MHZ RAM and a 5200+ CPU as a upgrade to my Dell C521. But in CPU-z, and the BIOS I get a clock speed of 2.61GHZ not the original 2.7GHZ. I disabled Cool & Qiuet already, what can be wrong? Thanks, please help this is urgent!

729 Posts

May 3rd, 2009 15:00

Most likely the BIOS thinks your Brisbane is a Windsor, therefore the difference in clock speeds.  Unfortunately there is nothing that I know of you can do to correct it.  The latest BIOS update for the C521 was September 2007 and the 5200+ you have is probably a G2 released after that.

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56 Posts

May 3rd, 2009 19:00

Thanks, but why does the CPU-z says its a Brisbane? And yeah in CPU-Z its a G2 revision.

729 Posts

May 4th, 2009 11:00

CPU-Z has it's own detection process, but probably leaves the clock speed up to the BIOS to determine.

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56 Posts

May 4th, 2009 12:00

Thank you for all your help, the clock speed freaked me out abit lol. Do you know when the G2 brisbanes were released?

729 Posts

May 4th, 2009 14:00

Here is the best information that I've found concerning release dates and such.

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56 Posts

May 8th, 2009 19:00

Thanks, I found out I was still using the old BIOS (1.1.10). I installed the new (1.1.11) BIOS and still no luck. Do you think I should exchange this one for another?

729 Posts

May 9th, 2009 11:00

If your PC is running fine and not crashing then I wouldn't be to worried about it.  Otherwise you need to find a Windsor if you can.  Brisbanes have replaced Windsors so they can be hard to find.  A 5600+ Windsor (ADA5600IAA6CZ) would be a good trade.

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