AMD's 3rd generation Opteron versus Intel's 45nm Xeon: a closer look @ Anandtech
 

*Source: Anandtech (http://anandtech.com/IT/showdoc.aspx?i=3162)*
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The new Xeon (http://anandtech.com/IT/showdoc.aspx?i=3162#) 45nm (or Xeon 54xx series) arrived in the lab weeks ago, so a server CPU benchmark update is overdue. However, there is another reason we decided to write this article. When AMD launched their newest quad-core chips, we could only give you a preview of its performance - not a full review. We did not fully understand many of the performance aspects of the new AMD architecture, so we decided to delve a little deeper.

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