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The Intel® Xeon® Processor E5-2697 v4 is not unlock, usually when you get an unlock processor you will have in the BIOS the multipliers enabled and you will be able to increase the frequency and voltage, perhaps you will be able to increase the voltage but that we don’t guarantee and we don’t support because Intel does not support over clocking. For overclocking you can try the following websites:
NOTE: This link is being offered for your convenience and should not be viewed as an endorsement by Intel of the content, products, or services offered there.
The Intel® Xeon® Processor E5-2697 v4 includes many more processing and large number of cores to help this processor to handle multiple programs or heavily multi-threaded tasks.
You can see more specifications about this processor here: