Supnik, Bob: Raven: Introduction: The ECL Conundrum. „Raven was started in 1988... Raven was a simplified VAX design with a single chip CPU and a single chip FPU. Implemented in Fujitsu's ECL standard cells, it was intended to run at 250Mhz and deliver 50 "VUPS" ... Power dissipation would have been a startling (for the day) 150W.”