Customers who require higher performance can step up to the e500 core and corresponding e500 platform, which power Freescale's award-winning PowerQUICC III communications processors. Currently scaling up to 1.5 GHz in next-generation process technologies, the high-performance e500 core delivers flexibility for application-specific optimizations and leverages application processing units (APUs) for instruction set extensions. The e500 core is designed to be highly configurable and meet the specific needs of the embedded market, enabling flexible SoC platform solutions that provide an optimal balance of performance, advanced features and power consumption.
Download the e500 Reference Manual for detailed specification of the core architecture.
Get additional information regarding the MPC85XX standard platforms. Below are some base platforms that can be leveraged:

MPC8548E - Click
here for additional details

MPC8572E - Click
here for additional details