PNY’s nVidia QuadroFX 4400 512 MB with SLI
 

A tight battle is still being fought between nVidia and ATI over control of the high-end gaming market. While ATI continues to deliver better single card performance with their top of the line Radeon X850 XT Platinum Edition card, nVidia can deliver better overall gaming performance with their high-end SLI GeForce 6800 GT/Ultra configurations.

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