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Old Jun 26, 2008, 07:09 AM   #1
HossHuge
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Difference between what GPU-Z says and what my graphics card says

My graphics card says I have a core clock of 650 and a memory clock of 2000 but GPU-Z tells me I have a core clock of 650 and a memory clock of 1000.

Am I missing something?

Here is my GPU - http://www.elsa.com/EN/Products/detail.asp?newsid=430

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Hosshuge
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Old Jun 26, 2008, 07:17 AM   #2
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the 2000 is double data rate, while the 1000 shown in GPU-z is the singe speed or doubled to 2000 DDR!
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Old Jun 26, 2008, 07:18 AM   #3
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Quote:
Originally Posted by HossHuge View Post
My graphics card says I have a core clock of 650 and a memory clock of 2000 but GPU-Z tells me I have a core clock of 650 and a memory clock of 1000.

Am I missing something?

Here is my GPU - http://www.elsa.com/EN/Products/detail.asp?newsid=430

Thanks,
Hosshuge
That's normal. Gfx cards have DDR memory, meaning double data rate. They do 2 operations per clock cycle. So when a manufacturer says it's 2000Mhz ram, they mean it's effective speed is 2000Mhz. It's real speed is 1000Mhz. The same thing is true with the DDR (1, 2 or 3. Doesn't matter) used in your mobo. 800Mhz ram is actually running at 400Mhz, 1200Mhz ram runs at 600Mhz, etc., etc.
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Old Jun 26, 2008, 07:19 AM   #4
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^^ much better explanation!
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Old Jun 26, 2008, 07:22 AM   #5
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Quote:
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^^ much better explanation!
Your post wasn't even there when I sent mine. I had no idea you beat me to it. lol.
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Old Jun 26, 2008, 08:35 AM   #6
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thanks boys, I thought i got hosed on the deal
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