OCWorkbench have benched the QX9650 Yorkfied. The results? Well, the upshot is that Penryn offers pretty much the same performance we've come to expect from Conroe. Though they try to fanboy the results, basically the benches all differ by the margin of error for the tools used, with one interesting exception: Penryn shows about a 15% performance boost in SSE3 on the Whetstone benchmark. Even with SSE4, the boost looks to be only around 10% or so.
Read more on the Front Page:
http://www.aoaforums.com/frontpage/content/view/3412/1/