rdtccm32.dll is a RDTCCM Camera Protocol Library
belonging to Camera Protocol Library Module for Windows
from RICOH Company, Ltd.
Non-system processes like rdtccm32.dll originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that your registry has suffered fragmentation and accumulated invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues.