According to an aspect of the disclosure, a portable handheld device includes a CPU for processing a script; a multi-core processor for processing an image, and a DRAM for storing image data. The CPU and multi-core processor are integrated on one wafer and share a data cache provided on the same wafer. The DRAM is provided external to the wafer. The portable handheld device further comprises a DRAM interface for receiving and sending data to the DRAM, the DRAM interface being provided on the same wafer and sharing the data cache with the CPU and the multi-core processor.