At Download.com, we've long recommended the excellent Mark Russinovich-created and Microsoft-supplied Process Explorer freeware, which provides scads of info on
Windows, by design, allows programs to monopolize your CPU -- leading to hangs, micro-lags, freezing (even crashing) and delays in your keystroke and/or mouse actions. Process Lasso is not yet another task manager.. Instead, it is an advanced process priority optimization and system automation utility. It offers process priority optimization, CPU core affinity optimization, power plan automation, automated rules, and so much more; you name it (within this area), and Process Lasso does it.
It's most popular feature is the unique process optimization technology called ProBalance (Process Balance) that will improve your PC's responsiveness and stability by making intelligent dynamic adjustments to the priority class and/or CPU affinity of problematic background processes. ProBalance will intelligently adjust process priorities and CPU affinities to positively impact the responsiveness of any Windows PC and/or Server (all Windows Server variants).
Windows XP/2003/Vista/Server 2008/7/8