| Efficient Computer
PITTSBURGH, Sept. 29, 2026. Efficient Computer, the company building the world's most energy-efficient processors, today announced it entered into agreements for more than $97 million in Series B financing at a $650 million valuation, bringing its total funding raised to $173 million. The new round is led by TQ Ventures, with participation from Eclipse, Union Square Ventures, Giant Ventures, Triatomic Capital, TO Capital, TF Capital, Mana Ventures, Toyota Ventures, Overmatch, and Borderless. Efficient will use the capital to ship the Electron E1 processor in volume to lead customers, and to scale the architecture to datacenter-class performance at more than 10x improvement in energy consumption than systems built today. Efficient Computer was founded to solve the generational energy problem faced by computing and AI. There is an insatiable demand for computing everywhere from physical AI to the datacenter. Computing costs energy and the demand for new AI-enabled capabilities is outpa