Accelerating Mobile Multimedia with the Intel® PXA27x Processor Family

Demand for mobile video applications is growing today in wireless handheld platforms. The Intel® PXA27x processor family has been designed to accelerate mobile multimedia and applications processing in a power efficient manner. The PXA27x processor is a highly integrated system on a chip including the Intel XScale® Microarchitecture with 64-bit Intel® Wireless MMXTM technology, 256KBytes of on-chip SRAM, multimedia interfaces and a host of serial ports. This paper provides an overview of the PXA27X processor architecture, machine organization and functional units. It also provides analysis of the key features of the architecture that specifically enhance the multi-media performance.