Why the Brain Computes 1,000,000x More Efficiently Than A GPU: Unconventional AI's Naveen Rao

Naveen Rao, founder and CEO of Unconventional AI, argues at AI Ascent 2026 that the 80-year-old digital computer is the wrong substrate for the next era of AI. He walks through the math: the entire human race runs on 160 gigawatts of brainpower, and within a few years the world simply won't have enough electricity to keep scaling AI on conventional hardware. His proposed answer is to rebuild the computer from physics first principles — replacing matrix math with nonlinear dynamics, replacing von Neumann memory access with computation that lives in the time domain, and pushing toward the thermodynamic limit of intelligence per watt, which today's GPUs sit roughly three orders of magnitude away from. Plus a working prototype of the resulting chip, taped out in six months from a standing start because, as Naveen puts it, AI itself made it possible. 00:00 Introduction 00:56 Why Startups Win Now 01:30 Redefining ASI Efficiency 02:40 The Energy Wall Ahead 03:28 Brains vs Compute Watts 05:25 Physics Limits of Compute 06:24 Beyond Matrix Math 09:28 Nonlinear Dynamics Chip 11:49 Demo and New Paradigm