MICHAEL J. FLYNN is Director of the Sub-Nanosecond Arithmetic Processor (SNAP) project at Stanford University. For the past decade, he has been the leading source of published research in the area of computer arithmetic design. Stuart F. Oberman earned his Phd at Stanford University and is currently manager of VLSI Design at Nishan Systems, San Jose, California. He previously worked at AMD, where he was the architect of the Athlon floating-point unit. His research interests include new algorithms for high-speed computer arithmetic, high-speed switch-fabric design, and architectures for high-throughput network processors.