CPUslowemu is a tool that created primarily to help you in application development. CPUslowemu can emulate the speed a lot of common older cpu-s, without making bounce in the cpu load. CPUslowemu is FREEWARE. screenshot: http://legend.uw.hu/projects/program/CPUslowemu/cpuslshot.JPG download: http://legend.uw.hu/projects/program/CPUslowemu/CPUslowemuV1.rar (ps: CPUslowemu supports multi-core systems too.)