The only thing you may need to do is to make certain that enabled in the BIOS.
You need do nothing else.
Then it is either enabled or not. You will have to check with HP on that.
Now, if it is enabled, do not expect to see anything. Read the documents I provided.
Intel® Turbo Boost Technology ‡
Intel® Turbo Boost Technology dynamically increases the processor's frequency as needed by taking advantage of thermal and power headroom to give you a burst of speed when you need it, and increased energy efficiency when you don’t.