I was just reading over the AGP 8x spec. and it states that the IO voltage
should never go over 1.5V. Apparently there are two separate voltage lines
to AGP 8x cards and one of them is the 1.5V line for the IO buffers. The IO
supply voltage maximum is 1.575V.
It looks like there might be up to 5 power supply lines for AGP (3.3V, 5V,
12V, 1.5V and an auxiliary 3.3V line).
--
Doug
"Rick S." <(E-Mail Removed)> wrote in message
news:33vFf.11236$(E-Mail Removed)...
> "Clas Mehus" <(E-Mail Removed)> wrote in message
> news:(E-Mail Removed)...
>> On Sun, 05 Feb 2006 20:41:42 GMT, "Rick S." <(E-Mail Removed)>
>> wrote:
>>
>> >Most AGP8X cards also support operation at 1.5V/AGP4X,
>> >and should work fine in your motherboard.
>>
>> Are there any which dosn't?
>
> I can't name specific cards, but there are a few 8X-only
> cards, that don't support 1.5V/AGP4X operation.
>
>
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