Complex sentence: Patt has spent much of his career pursuing aggressive ILP, out-of-order, and speculative computer architectures, such as HPSm, the High Performance Substrate for Microprocessors.
Split into simpler sentences: Patt has spent much of his career pursuing aggressive ILP, out-of-order, and speculative computer architectures. E.g. HPSm, the High Performance Substrate for Microprocessors.