[bq]Spam filtering company Postini purchased 32 of those Opteron systems to run database cache servers. The company's vice president of operations, Jon Prall, says the fact that a white box dual-processor Opteron was able to outperform a much more expensive four-processor Sun 480 system turned him into a believer.

"The Opteron is truly an amazing chip," he said. "It's completely changed my perception of AMD."

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