This message was posted on behalf of Intel Corporation
Thank you for bringing this to our attention, let me help you on this matter.
I was reviewing specifications for the Intel® Xeon® Processor E5-2620 v4 and this is socket FCLGA2011-3.
Please check the list of socket sizes for the Intel® Xeon® Processor E5 Family here
Additionally, see this link for processor socket information.
Hope it helps.