From Anvir Software:
AnVir Task Manager Free can monitor processes, services, startup programs; replace Task Manager. You can get rid of spyware and viruses that your antivirus missed. It enhances and tunes up XP, Vista or Windows 7.AnVir Task Manager provides convenience by offering all of its features in a single interface. It saves money because users won't have to buy multiple packages to perform a family of related tasks.
The Free edition can speed up Windows startup process, limit the CPU usage of processes that eat a lot of CPU, Find locked files and DLL, graph of processor, memory and disk activity for each process and for computer, and compatible with all popular antivirus, complement antivirus software or make it unnecessary.