These links provide a quick way to access CPU specs for Westmere-EP chips used on Macs.

• Xeon E5620 – Mac Pro 2010

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• Xeon X5650 – Mac Pro 2010

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• Xeon X5670 – Mac Pro 2010

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• Xeon E5645 – Mac Pro 2012

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• Xeon X5650 – Mac Pro 2012

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• Xeon X5675 – Mac Pro 2012
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