HP provides a comprehensive set of BIOS and tuning parameters for systems intended to be used in low-latency or deterministic environments. I assume HP because you've mentioned ProLiant servers in your other posts here.
Configuring and Tuning HP ProLiant Servers for Low-Latency Applications White Paper
In short, I set my trading application servers to disable C-States, use the highest power profile, disable Turbo Boost, and sometimes, disable processor and memory monitoring. I lower the timeouts for the integrated watchdog timer and leave the Intel Virtualization options enabled (for flexibility).