Energy-efficient transistors Summary: Rob Willoner, a technology analyst at Intel, explains how smaller and more energy-efficient transistors are resulting in faster and more powerful CPUs. August 10, 2007 -- 14:16 GMT (07:16 PDT) Loading... Please wait. Topics: Hardware, Processors Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.