A process cartridge detachably mountable to a main assembly of an electrophotographic image forming apparatus includes an electrophotographic photosensitive drum; a processor actable on the electrophotographic photosensitive drum; a memory member for storing information about the process cartridge and for communicating with a communicator provided in the main assembly of the electrophotographic image forming apparatus; a cartridge frame supporting the electrophotographic photosensitive drum, the processor and the memory member, wherein the memory member is provided on a surface which crosses with an axis of the electrophotographic photosensitive drum, and when the process cartridge is mounted to the main assembly of the apparatus, the process cartridge is urged by an urging member provided in the main assembly in a direction from a side provided with the memory member to a side opposite therefrom.