Diamond Multimedia Viper HD 2900 XT 1GB GDDR4 @ PC Perspective
 

*Review: PC Perspective (http://www.pcper.com/article.php?typ...id=435&pid=2)*
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If you can sit back and reminisce with me for just a bit...the date was early in 2007 and the world was a-flutter with rumors of ATI's R600 GPU architecture. The rumor mills were in full swing and both a Radeon HD 2900 XT and HD 2900 XTX were said to be in the works. The difference? 1GB of GDDR4 memory on the XTX and 512MB of GDDR3 on the XT. But when the product FINALLY launched in May, there was no XTX model to be seen and the top end HD 2900 XT did indeed have 512MB of GDDR3 on-board.

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