Shared Memory

John Wildberger wildberger-iRg7kjdsKiH3fQ9qLvQP4Q at public.gmane.org
Fri Jan 28 15:35:21 UTC 2005


On Friday 28 January 2005 09:42 am, Aaron Vegh wrote:
> Hey there,
> The shared memory is a term applied to mobos with integrated video.
> The Intel "Extreme Graphics" chips on newer boards use shared memory,
> using the system memory to power the video cards. So if you have, say
> 512 Mb of RAM, the card can take up to 32MB for its use. This is a
> very common feature in low-end PC desktops (conversely, look at the
> new Mac mini, which has a dedicated ATI card in there with its own 32
> MB, quite separate from the system memory). This has clear
> implications on the performance of the machine, so if you're looking
> to buy one of these systems, be sure you're not going to need it for
> anything graphics intensive.
Thanks for your reply.
Can one assume that 'shared memory' implies that there is  an Intel  'Extreme 
Graphic' chip set on the motherboard? Are there other chip sets that make use 
of this shared memory?
Is the amount of the shared memory depending  on the total installed RAM? 
John
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