if you have a look at the Intel® Xeon® Processor E3-1200 v5 Product Family Spec Update, page 15 states the following:
So either the official Intel Spec document is wrong and ARK tell the truth, or the Spec document is right, then the ARK entry is not correct.
Which one tells the truth now? This seems to cause some confusion...
So this means the values from the spec doc are the correct ones?
Yes, the product datasheet provides correct information.