On 25 Sep 2008, at 08:32, Winterlight wrote:

At 12:25 AM 9/25/2008, you wrote:
Looks like Anand just answered my question for me:

http://www.anandtech.com/video/showdoc.aspx?i=3415&p=1

"The Radeon HD 4870 1GB is a better buy than both the GTX 260 and core 216
variant."
------
Brian


I was going to get 1GB, but then I found a article that explained why modern video cards really can't handle over 1/2 a GB. The GPUs themselves aren't capable yet of processing the extra RAM fast enough.
\

That's.. well, that's not really true at all, it's more a question of how much video memory games tend to use for textures, referenced against the memory needs of the resolution/AA you're going to be running at.

The high definition texture mods for HL2 and Oblivion definitely show improvement on >512MB cards, because they're thrashing texture data in and out of main memory as it doesn't all fit.


now, low end cards with half a gig or more of ram are another matter, but I can't say it's a bad idea on anything that's north of the performance line of the 8800GT or so.


-JB

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